Fixed constructions (E)

E            Fixed constructions(158735)

Drive and control system for vertical-lift gate and vertical-lift gate // 2642772
FIELD: engines and pumps.SUBSTANCE: invention provides a drive system for high-speed vertical-lift gate with a drive motor that is provided for moving the gate leaf, and the rotation speed of the drive motor can be reduced to zero. The drive motor is driven by the control unit. When an emergency stop mode occurs, the drive motor is driven with an adjustable reduction in its rotation frequency up to zero. The gate leaf is braked by a drive motor. When the gate leaf is stopped, it is held in the locked position by the powered drive motor at zero speed.EFFECT: emergency power source provides a delay in moving the gate leaf with the help of a drive motor and the possibility of an emergency opening of the gate even when the main power supply is disconnected.10 cl, 6 dwg

ethod of strengthening foundation // 2642762
FIELD: construction.SUBSTANCE: method of strengthening a foundation includes drilling a well, installing a pipe-injector, and pumping a fixing composition. After installing the pipe-injector, along the lateral surface of the two foundation sides and into the previously performed well, through which the injection has already been carried out, electrodes are immersed. A powder additive of an electrically conductive material is introduced into the fixing material, and while pumping the fixing composition, electrical resistance of the foundation body is measured between the pipe-injector and each of the electrodes.EFFECT: increasing the reliability of the injection fixing of the foundation stone masonry due to ensuring the possibility of quality control during the production process.1 tbl, 4 dwg

ethod of identification and elimination of defects produced in ground piles // 2642760
FIELD: construction.SUBSTANCE: method of identification and elimination of defects produced in ground piles includes well formation, installation of reinforcement cage in it, laying communication lines, supplying solidifying composition into the well, for example concrete mixture. Before installing the reinforcing cage, the electrodes are fixed on it, and they are connected to the communication lines. After supplying solidifying composition, its electrical conductivity is monitored, and if there are defects is the wellbore, partial pumping of solidifying composition is made, the defect is eliminated, and then solidifying composition is again supplied into the well.EFFECT: increased reliability of ground piles by providing the ability to control the wellbore continuity and eliminate defects in the production process.1 tbl, 4 dwg
ethod of draining liquid from wells when using underground oil production method // 2642759
FIELD: oil and gas industry.SUBSTANCE: method includes supplying liquid to the divider through a hole in the cover of the upper chamber, filtering large mechanical impurities, supplying liquid into the upper chamber with a float, then through openings of throttle partition into the lower chamber to the valve unit. Under the action of high level of liquid in the upper chamber, the float moves upward and, by means of the rod, it opens a first small valve. Then, if it is necessary to increase the throughput capacity of the large valve, moving the small valve with one degree of freedom inside the large valve and together with it inside the sleeve along the common vertical axis. After draining liquid through the discharge bushing under the action of lowering of liquid level in the upper chamber, the float moves down and closes both valves.EFFECT: improved safety of the drainage process due to smooth adjustment of liquid outlet and provision of process continuity.3 cl, 12 dwg
ethod for strengthening cracked metal thin-wall element of span structures of bridges // 2642758
FIELD: construction.SUBSTANCE: strengthening method includes drilling a hole at the crack mouth, applying a solder, installing strengthening elements in the form of straps installed on both sides of the metal element, and local heating to the melting point of the solder. The hole in the crack mouth is drilled with a diameter of at least two sheet thicknesses, a paste-like solder is applied to the strap surface, and a mushroom-shaped strap is installed by inserting its stem into the hole. The clearance between the strap stem and the beam wall in the hole is 0.2-0.25 mm, the pressing force is not less than 0.2 MPa. The strap due to the solder adhesion with the base metal is involved in the joint work with the main element. Its cross section is not only not weakened, but is also strengthened by increasing the cross-section with the straps. While heating, in the hole area (the metal is expanded into the hole), additional compressive stresses slowing downing the crack development are created.EFFECT: increasing the operational reliability of a span structure with a crack in the wall of the main beam, which extends predominantly from a seam fastening a stiffener thereto.3 dwg

ethod of creating water-resistant filling mass // 2642750
FIELD: mining.SUBSTANCE: method includes production of filling mixture by mill technology based on clinker and zeolite as binding agent, feeding it by gravity through a pipeline system and placing in mined-out space with its preliminary partial reinforcement. At that, successive supply and placement of two solutions is performed in mined-out space on level of an excavation located below pressure water-bearing horizon: first the solutions with water-resistant properties for height of not less than 1.5 m with embedding into the host rocks, and from the top of the base layer is the low-clinker under the roof of the excavation, then a drainage drift (DD) is developed in the filling mass on the contact with the host rocks along the contour of the water-resistant layer in its lower part and drainage holes (DH) are drilled out from the drainage drift into the filling mass above the water-resistant layer for complete interception and diversion of brines.EFFECT: provision of safe conditions for development of underlying mineral reserves due to complete interception and diversion of filtered brines.18 cl, 4 tbl, 3 dwg

ining machine // 2642747
FIELD: mining.SUBSTANCE: mining machine includes a traveling mechanism, a frame, at least one actuating member, cutting device containing cutting units with drives. The traveling mechanism is designed for extending each cutting unit with the drive to required profile of the drift and their shifting by required value. Each cutting unit has a cutting drum and a cutting mill, whose diameter is greater than the diameter of the cutting drum. The cutting drums are arranged coaxially on the shaft and movable along the shaft axis.EFFECT: design simplification.3 cl, 2 dwg
Horizontal road marking (versions) // 2642746
FIELD: construction.SUBSTANCE: light sources, such as car headlights, emit radiation, including that in the form of visible light. Most of the light beams incident directly on the road surface 6 are absorbed. According to the first version, part of all the incident light beams is partially reflected directly from the road marking layer 4 and returns in the reverse direction. In both versions, part of the light beams falls on the projecting part 1. Since the additional layer 8 on the surface of the projecting part 1 is absent, the light beam is partially reflected and, being refracted, passes into the inner volume of the micro glass ball 2. The light beams passed through the micro glass ball 2 are almost completely reflected from the glass interface and an additional layer 8 located on the surface of the micro glass ball 2, which is present on the entire surface of the micro glass ball 2, except for the projecting part 1. Most of these reflected light beams return to the light source.EFFECT: increasing the light return coefficient of the road marking and its independence from the road marking material colour.9 cl, 2 dwg

Wall panel with installed window block // 2642745
FIELD: construction.SUBSTANCE: wall panel with an installed window block comprises a base with a slab with an outer face and an inner face that are made larger in size compared to other slab faces, first two vertical ribs, two second vertical ribs, two larger horizontal ribs, two smaller horizontal ribs, a window opening, as well as a window block, an inner insulating layer, an outer insulating layer, first heat-insulating layers, a second heat-insulating layer, third heat-insulating layers, fourth heat-insulating layers, fifth heat-insulating layers, a protective layer, U-shaped elements with a crossbar, two first fastening elements, second fastening elements, an inner slope, an outer slope. The window opening is located between the smaller horizontal ribs and the second vertical ribs. The first heat-insulating layers are located between the larger horizontal ribs, the first vertical ribs, the second vertical ribs and the smaller horizontal ribs. Besides the window opening, flush with said ribs, from the side of said ribs and the first heat-insulating layers, opposite to the slab, a second heat-insulation layer adjacent thereto is located. The U-shaped elements are installed along the vertical ribs and attached to them by means of the second fastening elements. Each third heat-insulating layer is located between the U-shaped element and the part of the second heat-insulating layer, corresponding to it. The crossbar is located on the side of the third heat-insulating layer opposite to the slab, the second fastening elements being attached to the crossbar and passing through the corresponding third heat-insulating layer. The window block is fastened with a gap in the window opening by means of the first fastening elements with filling the gaps with the fifth heat-insulating layer closed from the inner face by the inner insulating layer, and from the opposite side - by the outer insulating layer. A fourth heat-insulating layer adjacent to the outer insulation layer and separated by it from the second heat-insulating layer is located between the window block and the third heat-insulating layer. The outer slope is connected to the window block and the nearest U-shaped element. The protective layer is arranged on the side of the U-shaped element, opposite to the slab, and is attached thereto with providing the protection of the second heat-insulating layer from destructive environment factors. The inner slope is located on the inner insulating layer with an overlap.EFFECT: increasing the thermal insulation level of the wall panel with the installed window block.2 dwg

Dropper profile, method of its manufacturing and dryer with this profile // 2642744
FIELD: construction.SUBSTANCE: dropper profile consists of a corner profile with a spout. The spout is made in the form of a monolithic thickening in the form of a parallelogram on one of the guides, due to the thickness of which two inclined supporting surfaces are formed, serving as an element for determining the thickness of the applied plaster layer. The method of manufacturing a dropper includes the formation of a corner profile with a spout of plastic. Profile is formed so that the spout is formed as a monolithic thickening in the form of a parallelogram on one of the guides, due to the thickness of which two inclined supporting surfaces are formed, serving as an element for determining the thickness of the applied plaster layer. Dropper consists of a corner profile with a spout and grids attached to the profile rails. The spout is made in the form of a monolithic thickening in the form of a parallelogram on one of the guides, due to the thickness of which two inclined supporting surfaces are formed, serving as an element for determining the thickness of the applied plaster layer.EFFECT: creation of an easy-to-manufacture, reliable and universal dropper, which makes it possible to use it both in the form of an open and closed type by changing its orientation relative to the corner zone.12 cl, 3 dwg

ethod of multi-stage treatment of injection well bottomhole zone in terrigenous and carbonate formations // 2642738
FIELD: oil and gas industry.SUBSTANCE: method of multi-stage treatment of injection well bottomhole zone in terrigenous and carbonate formations includes hydrochloric acid treatment with acid composition of 0.5-1m3/m volume followed by pressing with aqueous solution of colloidal silicon dioxide nanoparticles or aqueous solution of surface-active substance of 2-3 m3/m volume; clay-acid treatment with clay-acid composition based on hydrochloric and hydrofluoric acids with 0.8 0.5 m3/m volume followed by pressing with aqueous solution of colloidal silicon dioxide nanoparticles or an aqueous solution of surface-active substance of 2-3 m3/m volume, treatment with hydrocarbon solvent of 0.5 m3/m volume and with clay-acid composition based on hydrochloric and hydrofluoric acids with 0.5 m3/m volume then by spraying aqueous solution of colloidal silicon dioxide nanoparticles or aqueous solution of surface-active substance of 2-3 m3/m volume. The following composition is used as acid composition, vol %: 30% hydrochloric acid 50-63; diethylene glycol 6-16; acetic acid 1-3; water-repellent agent based on amides, 1-3; corrosion inhibitor, 1.5-2; the rest is process water. The following composition is used as the clay-acid composition, vol %: 30% hydrochloric acid 48-60; hydrofluoric acid 1-4; diethylene glycol 6-16; acetic acid 1-3; water-repellent agent based on amides, 1-3; corrosion inhibitor, 1.5-2; the rest is process water. As aqueous solution of colloidal silicon dioxide nanoparticles, 1-2%- aqueous solution of colloidal silicon dioxide nanoparticles is used, containing wt %: colloidal silicon dioxide in acrylic acid, 32-40; propylene glycol monomethyl ether, 59.5-67.5; the rest is water. Aqueous solution of surface-active substance is 2-4% aqueous solution of surface-active substance containing, wt %: diethylene glycol, 1-3; hydrophobic agent based on amides, 0.5-2; the rest is process water. Solvent based on toluene fraction of straight-run gasoline or based on an aromatic hydrocarbon concentrateC10 is used a hydrocarbon solvent.EFFECT: increased efficiency injection wells, reduced time for implementation of the method, its simplification and reduced cost.2 cl, 7 dwg
Device for closing compensation gap // 2642737
FIELD: machine engineering.SUBSTANCE: invention relates to a device (1) for closing the compensation gap and made in the form of a plate-shaped adapter element (2) closing the compensation gap (4) existing between the structure of two elements (3) for passing a travelling object. The compensation gap (4) is closed by at least two transverse beams (5) supported by both said elements (3) of the structure, in this case at least one stand of the bearing stands (6) is configured for providing shift movement of the transverse beam (5) with respect to the corresponding element (3) of the structure. The transverse beams (5) support a group of plates (11) located above the beams and oriented at least substantially parallel to each other, at that the plates are movable relative to the transverse beams (5), and movable relative to each other. A device (17) for protection against overload is arranged between the two plates (11), which are movable relative to the transverse beams (5) and movable relative to each other, and comprises two spaced support beams resting on transverse beams, and a filling profile closing the gap between supporting beams. At least one fixing device is arranged between two supporting beams for fixing the relative position of the supporting beams relative to each other. When the threshold value exceeds the load acting on the two supporting beams for their convergence, the fixing device eliminates said fixing of position.EFFECT: providing movement of both support beams towards each other with displacement of the filling profile up outside the gap.21 cl, 8 dwg
Grouting mortar // 2642736
FIELD: mining; oil and gas production industry.SUBSTANCE: invention relates to mining and oil and gas production industry and can be used in development of mineral deposits by underground method and repair and insulation works in tunnels, oil and gas wells. Grouting solution contains 48–50 wt % of converter slag, 33–35 wt % of electric steel-smelting slag, 9–11 wt % of burned rock of mine dumps and slurry of spent electrolytes of acid batteries – the rest. Converter slag has the following composition, wt %: SiO2 35.43; Al2O3 8.51; Fe2O3 1.94; FeO 2.83; MnO 1.15; CaO 29.97 (including CaOfree 0.39); MgO 20.69; SO3 0.04; P2O5 0.14, and electric steel-smelting slag has the following composition, wt %: SiO2 26.63; Al2O3 5.33; FeO 0.95; MnO 0.37; CaO 55.55 (including CaOfree 0,71); MgO 9.68; S 1.41; P2O5 0.03; Cr2O3 0.05.EFFECT: technical result is wider nomenclature of cementless grouting mortars with increased durability of cement.1 cl, 3 tbl

ethod of accelerated creation and restoration of ice crossing // 2642735
FIELD: technical equipment.SUBSTANCE: method of accelerated creation and restoration of the ice crossing refers to the field of ice engineering. Invention can be used to accelerate the creation and restoration of the ice crossing and increase its bearing capacity, as well as to accelerate the freezing of equipment that has fallen under ice. Technical effect: increasing thickness of the ice cover over the entire surface of the ice river crossing by artificially increasing of ice thickness with a greater bearing capacity to thickness, necessary for the transport crossing, as well as in accelerating the process of complete freezing of transport fallen in the ice, to pull the transport on the surface of ice by accumulating and freezing the broken ice to the bottom surface under the ice crossing up to the required thickness for the transport crossing in horseshoe traps, built from ice-frozen material, for example, osier-bed.EFFECT: technical effect: increasing thickness of the ice cover over the entire surface of the ice river crossing by artificially increasing of ice thickness.3 cl, 4 dwg
Built-in mechanism for attenuating torsional vibrations for oil field drilling tool // 2642734
FIELD: oil and gas industry.SUBSTANCE: downhole tool for attenuating torsional vibrations comprises a free-wheeling coupling assembly adapted to connect the drill string to a drill bit and engage for transmitting torque from said drill string to said drill bit in a first rotation direction of the drill string and disconnecting to prevent torque transmission from said drill string to said drill bit in a second rotation direction of the drill string opposite to said first direction. Said free-wheeling coupling assembly comprises a coupling housing having a generally tubular shape and defining an inner wall with a groove of a tapered shape therein, a coupling mandrel, on one axle located inside said coupling housing and defining the outer wall with a recess made therein, a wedge-shaped element inserted into said recess and forced radially outward up to contact with said inner wall of said coupling housing. Said wedge-shaped element is being adapted to come into contact with said recess to prevent unrestricted rotation of said coupling body relative to said coupling mandrel in the first direction and disconnecting from said groove for providing unrestricted rotation of said coupling housing with respect to said coupling mandrel in the second direction opposite to the first direction.EFFECT: providing torsional vibrations without the need to increase the bit rate or decrease the weight on the bit.18 cl, 15 dwg

ethod for manufacturing coating // 2642733
FIELD: construction.SUBSTANCE: coating comprises the first layer made of a flexible material, the second and third layers made preferably from a rigid material and attached from the opposite sides to the first layer. The second and the third layers respectively have V-shaped grooves limiting the respective adjacent rigid structural parts. Every rigid part can be oriented relative to the adjacent rigid part by means of bending the first layer with providing the coating modelling in accordance with three-dimensional configurations and/or simple or double curvature.EFFECT: reduced labour costs while mounting the coating.14 cl, 10 dwg

Lock reverse connection of hollow sections of drilling or casing string // 2642730
FIELD: mining.SUBSTANCE: connection comprises a nipple and a coupling interlocked with each other by a gear, splined or other surface capable of transmitting a torque and connected by, at least, one clip receiving an axial force. The clip is made in the form of a curved flexible rod located in an annular cavity formed by grooves made in one transverse plane on the round mating surfaces of the coupling and the nipple. A transverse groove is provided in the coupling wall for inserting a paper clip, which has a hook formed at its end for insertion into the said annular cavity as the string is extended and removed when it is dismantled. The hook is made in the form of a bend made in a plane perpendicular to the plane of curvature of the clip and is located between the outer surface of the coupling and its interface with the nipple in the groove of its wall having a shape corresponding to the shape of the hook.EFFECT: excluding the force contact of the hook clip with the ground.6 cl, 8 dwg

ethod of increasing carrying capacity of ice cover // 2642728
FIELD: construction.SUBSTANCE: carrying capacity of the ice cover is increased by means of steel pipes lowered vertically to the basin bottom through the through openings formed in the ice cover along both sides of the crossing along its entire length, the bottom end of the pipe being made welded and its upper end projecting over the ice surface, the pipes are made as telescopic pillars, wherein the connection portion of the movable element of the telescopic support with the immovable one is covered with an anti-icing layer, and a horizontal vibration generator is mounted inside it. With the help of feedback sensors, the generator is capable of turning to the natural frequency of the horizontal oscillations of the moving element with the ice layer set on it.EFFECT: increased carrying capacity.2 dwg

ethod of increasing carrying capacity of ice cover // 2642726
FIELD: construction.SUBSTANCE: carrying capacity of the ice cover is increased by means of steel pipes lowered vertically to the basin bottom via through openings formed in the ice cover along both edges of the crossing along its entire length. The bottom end of the pipe is made welded, and its upper end projects above the ice surface. The pipes are made in the form of telescopic supports. The section of the movable element of the telescopic support at the point of its connection with the immovable one is made with inhomogeneities in the form, for example, of the variability of the pipes wall thickness. The section length should exceed the maximum possible level of water fluctuations in the basin. At the upper end projecting from under the ice, a generator is installed, exciting longitudinal oscillations in the supports, and it is supplied with feedback sensor, which enables it to be configured on its own frequency transverse vibrations occurring as a result of a transformation brought by longitudinal waves in transverse field inhomogeneities in waveguides, i.e. on pipe portions with variable thickness. In the upper parts of the pipes, heat-insulating plugs are installed.EFFECT: increased carrying capacity.2 dwg

ethod of processing of a cutting site // 2642721
FIELD: mining.SUBSTANCE: method of working out the excavation site includes the excavation of the excavating and ventilating drifts, the chamber mining system, the transportation of the mineral by the conveyor. The excavating drift passes to the middle of the excavation site, then the auxiliary drifts pass at an angle to the excavating drift. The cleaning chambers are worked from the auxiliary drifts. Auxiliary excavation gates pass at an angle of 30-60 degrees to the excavation drift. The cleaning chambers within the excavation site are worked both in the meridional and in the latitudinal direction. The mouth of the cleaning chambers in the latitudinal direction is located diagonally from the mouths of the treatment chambers in the meridional direction.EFFECT: invention reduces the amount of mining preparation works by reducing the length of the extraction, and the face ends of conveyor, enhance security operations.4 cl, 4 dwg

Dowel and fastening element securing layer of material // 2642720
FIELD: construction.SUBSTANCE: invention relates to a dowel for securing a layer of material on a structure including a tray (12) and a hollow shaft (14) formed therein to receive a fixing screw, wherein a stepped hole (16) is provided in the hollow shaft. The stepped hole (16) includes at least two steps (28) between at least three regions (18; 30). The hollow shaft (14) on the outer surface is at least partially conically decurrent. Hollow shaft (14) is provided with radially extensible elements, and extensible elements are executed from the external side in the conically decurrent part of hollow shaft (14) as axial seizures (40). According to the invention, it is proposed that the seizures (40) at the base of the seizures are at least partially provided with a thin, expandable or tearable by expansion, bottom. The present invention further relates to a fastening element including a dowel and a fastening screw according to the invention.EFFECT: invention makes it possible to increase the stability of the dowel independently of the fastening screw.12 cl, 13 dwg
Well telemetric system with voice coil type drive // 2642703
FIELD: physics.SUBSTANCE: pulse telemetric system is proposed for transmitting digital data from a borehole to a surface block, comprising: a drill pipe disposed in a borehole comprising an upstream end and at least a portion of a drilling fluid; one or more borehole sensors; a processing unit connected to one or more borehole sensors; a valve connected in fluid with the drilling mud to control the pressure in the drill pipe near the front during the end of conditioning the pressure oscillations in the drilling mud to transmit data through the drilling mud. The valve comprises a voice coil type drive to form pressure drops in the drilling fluid. In this case, the processing unit comprises a speed sensor configured to measure the speed of the voice coil type drive, and wherein the processing unit is arranged to control the position of the voice coil type drive based on the measured speed.EFFECT: providing higher data transfer performance, extending the lifetime of the telemetric system elements.17 cl, 7 dwg
Water floating single-axis folding self-propelled road high-capacity ground-compacting compactor with adjustable area of contact and stepless regulation of motion speed, frequency and direction of oscillations, and variants of its application // 2642700
FIELD: construction.SUBSTANCE: invention relates to the field of devices used for layer-by-layer surface compaction of soils. During operation the compactor can change the area of contact with the ground, steplessly adjust the frequency of oscillations in a wide range, change the direction of the oscillation forces, steplessly change the speed and direction of motion, compact the marshy ground (be able to swim), and also reduce its weight and overall dimensions during transportation. Device consists of filled with gas and liquid flexible shell. Compactor movement is performed by rotation of the liquid inside the shell using the reversible pumps. Rotating fluid, acting through the installed inside the flexible shell buckets, forces the compactor to move along the compacted soil.EFFECT: proposed is the device for layer-by-layer surface compaction of soils.21 cl, 26 dwg
ethod for well drilling process conditions regulation // 2642699
FIELD: mining.SUBSTANCE: method is based on bit delivery into a recess by a three-channel mechanical and hydraulic capacity converter, according to the proposed solution, mechanical energy is represented by a load on the "bit-face" system defined by the dead weight of the compressed part of the string, and is supplied to the system with a speed defined by the tool feed transition factor and the associated condition ensuring the optimisation of the drilling process, defined by a mathematical expression.EFFECT: determination of the parameters of the conditions ensuring mechanical energy supply to the bit-face system, taking into account the rate of rock fracture on the face.4 dwg

illing machine, crusher of rock fractures for it and system of longwall mining // 2642698
FIELD: mining engineering.SUBSTANCE: machine is located adjacent to a face conveyor for transporting the material, and comprises a chassis, a boom pivotally connected to the chassis, a blade drum for engagement with stope face, while knife drum is mounted for rotation on the boom, and the crusher rock fractures used to trap material on the face conveyor. In this case, the chassis includes a first end and a second end, the chassis being movable in at least a first direction that is substantially parallel to the stope face. The crusher of rock fractures includes an elongated crushing arm having a first end and a second end, the first end being pivotally connected to the chassis about the axis of the lever. The crusher of the rock fractures also includes a number of teeth for crushing the mined material.EFFECT: development of longwall in a compact manner, with a compact crusher.19 cl, 4 dwg
Construction material and method of its manufacture // 2642697
FIELD: construction.SUBSTANCE: construction material having a seal on the part for the tongue and groove joint. The seal is closed with a seal-covering film. The seal preferably comprises a styrene-based copolymer resin and/or a mixture of an olefin-based resin and an adhesive resin. The method of manufacturing a construction material includes the stage of heating the sealing material to a temperature equal to or greater than the softening temperature of the sealing material, the stage of forming a sphere-like seal by means of applying the heated sealing material on the part for the tongue and groove joint, formed in the main material, and the stage of coating the seal with the seal-covering material.EFFECT: construction material exhibits a strong cutting ability and adhesion to the part for the tongue and groove joint and is not substantially coloured in case of oil fluid leakage or the like.9 cl, 1 tbl

ethod for investigation of horizontal wells // 2642694
FIELD: oil and gas industry.SUBSTANCE: method involves running a downhole tool with a coiled tubing into the well. Measurement of downhole parameters, determination of water inflow zones and water-absorbing intervals. Connection of coiled tubing pipe on the surface to the pump for supplying working medium into the well, in this case, prior to running into the well, the downhole tool is placed below in wall of the coiled tubing pipe, there are technical holes cut for pumping in or pumping out the working medium to/from the well bottom, and measurement of well parameters is carried out first in repression-pumping mode, for example, formation water via the coiled tubing pipe into the well, then selection of formation water is carried out in depression mode, and according to abnormal simultaneous changes of the downhole tool, water-absorbing zones and the zones of water-absorbing intervals are set. In this case, the downhole tool readings are transmitted to the surface via the electromagnetic communication channel, then arrangement of the existing technical openings is aligned with location of specified intervals, and water-insulating composition is pumped through the existing technical openings in the coiled tubing pipe. After expiration of the set holding time of water-insulating composition consolidation in said intervals, repeated measurements of downhole parameters are performed.EFFECT: invention makes it possible to improve the technology for conducting investigations with subsequent implementation of waterproofing, repair and corrective works on coiled tubing pipe in horizontal wells.3 cl, 1 dwg
Apparatus for explosion protection of explosive objects // 2642691
FIELD: security facilities.SUBSTANCE: invention relates to safety devices used in explosive and radioactive facilities, such as easy detachable panels and roof, blast guards and shields, excessive pressure valves. Technical result is achieved due to the fact that in the apparatus for explosion protection of explosive objects, made in the form of an anti-explosion panel designed to discharge excess pressure, which is made in form of a metal armored frame with armored metal plating and filler in form of air-lead disperse system, wherein the frame is fixed by at least three support rods with leaf stops in the upper part which are fixed in the object to be protected and are telescopically inserted into the stationary support sleeves, placed in the anti-explosion panel of the safety device, support rods, telescopically inserted into the stationary support sleeves of the safety device, are tied to each other through the leaf stops by resilient damping elements placed in an additional damping plate, in which a central opening for placing sensors of the initial emergency phase alert system is made.EFFECT: technical result – increased reliability of explosion-protection devices in case of an explosion at the site and providing the return of these structures into their initial positions after the explosion.1 cl, 2 dwg

Autonomous modification of the frequency of rotation of the site of the drill string // 2642690
FIELD: mining.SUBSTANCE: method of operation of drill string includes a standalone modification of frequency of rotation located in the borehole of the plot of the drill string in borehole hosted on other sites the drill string, each of these sites contains many sections of drill pipe. The drill string that has altered the frequency of rotation, can represent the lower section of the drill string, located between the end of the drill string, located on the bottom and curved stretch of wells in which the drill string. The lower stretch of the drill string can have increased frequency of rotation relative to the rotational speed of the Drill string plot located within curved plot hole. Autonomous modification of frequency of rotation can be implemented by attaching one or more gears to the drill string, and gear specified device made with the ability to switch between release mode, in which the specified device transmits the torque and the rotation of the drill string without modification, and the clutch, which specified the device transmits the torque and the rotation of the entire length of the drill string with a modified rotational speed and torque. Selective switching gear shifting devices located in the well can be carried out from the ground.EFFECT: stable rotation speed of each of the sections of the drill string.22 cl, 9 dwg
Vibrodempping insert for hollow core elements of building structures // 2642686
FIELD: construction.SUBSTANCE: invention relates to construction and may be used for vibration isolation, sound insulation in enclosed spaces when installing and installing ventilation units, compressors, generators and other equipment. This is achieved by the fact that the vibration damping insert for hollow elements of building structures, for example for the construction of a floor on an elastic base, is made in the form of a cylinder of rigid vibration damping material, inside which an elastic core is axially symmetric and coaxial, along the axis of which is rigidly fixed along the entire length of the cavity, damping disks, herewith the extreme discs are fixed "aflush" with the cylinder from a vibrodamping material, the ends of which, in turn, are placed "aflush" with side surfaces of the base plate.EFFECT: increase in the vibration-absorbing and sound-insulating properties of the floor.4 cl, 3 dwg

Protective coating of foundation // 2642685
FIELD: construction.SUBSTANCE: protective coating of the foundation contains a waterproof material, glued on the protected surface, docked with the help of sealed joints. A waterproof tent material of full factory readiness with an internal layer of a heater is used as a part of protective coating. The coating also contains an additional external protective layer in the form of a plastic mesh covering and encircling the waterproof tent material along the contour of the protected surfaces.EFFECT: increasing the reliability of the protective coating of the foundation and ensuring its frost resistance, simplifying the technology of creation of protective coating of the foundation by reducing the number of waterproof layers in the coating composition.2 cl, 1 dwg

System and method of mounting load-bearing outer supporting reinforced concrete wall panels // 2642684
FIELD: construction.SUBSTANCE: group of inventions relates to part of the structural system of a composite frame construction without girders, particularly to systems for mounting outer load-bearing reinforced concrete wall panels and method of mounting outer load-bearing reinforced concrete wall panels. The purpose of the proposed technical solution is to use it as a supporting reinforced concrete wall panel while erecting a building using the technology of composite frame construction without girders. The system for mounting load-bearing outer reinforced concrete wall panels includes connecting an embedded part located in the middle part of the upper end face of each load-bearing outer reinforced concrete wall panel by means of connecting elements to embedded parts located on both sides of the end cutout of the outer face of the upper flooring. Each load-bearing outer reinforced concrete wall panel is installed in mounting marks located on the outer edge of the lower flooring slab. Method for mounting the outer reinforced concrete wall panel includes installing each panel of a wall fencing in mounting marks located on the outer edge of the lower flooring slab, adjusting and fixing the wall panel in the upright position, installing a flooring slab of an upper level on the top end face of the wall panel, combining the embedded part of the panel with the cutout of the flooring slab of an upper level, connecting the embedded part of the panel with the embedded part of the flooring of an upper level, filling the niche with fine-grained concrete.EFFECT: increased strength and reliability.24 cl, 9 dwg

Well device for dosage supply of reagent // 2642678
FIELD: mining.SUBSTANCE: device comprises a container with a breathing hole in which a deformable shell filled with a liquid reagent is placed and a metering peristaltic pump with an elastic tube cooperating with the rotor by means of pressure rollers. The drive of the peristaltic pump is a hydro turbine, the shaft of which is connected through a reducer to the rotor of the peristaltic pump. The hydraulic turbine is covered from below by a sealing element abutting against the wall of the borehole and is brought into rotation by the formation fluid.EFFECT: reliability of the dispensed feed of the reagent is increased by providing it with an autonomous energy source.2 dwg
Phosphate compounds as adhesion promotors // 2642661
FIELD: chemistry.SUBSTANCE: invention relates to application of a phosphate derivative to promote adhesion between bitumen and aggregates in an asphalt composition. The composition contains bitumen and a phosphate derivative. The phosphate derivative is obtained as a result of: i) etherification of a polyhydric alcohol containing at least three hydroxyl groups with a carboxylic acid containing 8-24 carbon atoms or a derivative thereof, wherein at least one, but not all hydroxyl groups undergo etherification, provided that if the polyhydric alcohol contains 5 or more hydroxyl groups, then at least two, but not all hydroxyl groups will be subjected to etherification, followed by introduction of the resulting ester into the reaction with a phosphating reagent; or ii) carrying out transetherification of triglyceride under the action of glycerine, followed by reaction with a phosphating reagent. Moreover, the said composition is not a "bitumen in water" emulsion.EFFECT: proposed additive increases bitumen adhesion to acidic and basic aggregates, and demonstrates good ecological characteristics.19 cl, 5 tbl, 4 ex

Composite-type rockfill dam // 2642643
FIELD: hydraulic construction.SUBSTANCE: invention relates to the field of hydraulic engineering construction, in particular to dams made from ground materials, and can be used in construction of high composite-type rockfill dams with a core to create deep reservoirs on mountain rivers in seismically active regions. In earthquakes and uneven deformations in core of such dams, water-conducting cracks can occur, which reduce performance and reliability of structure. In order to improve reliability of structure in case of intensive seismic action and manifestations of uneven operational deformations with occurrence of water-conducting cracks in dam core and its base, composite-type rockfill dam with core comprising central part 1 of mixture of disconnected mineral soil with clay aggregate and enclosing its closed shell 2. Closed shell 2 is made of the same mixture with reduced content of disjointed mineral soil of smaller size and with increased moisture content of clay aggregate. In such a dam, simultaneously with core water impermeability increase in contact zones, healing effect of cracks resulted due to their colmatation by particles of disconnected mineral soil is achieved. In dam core junction upper zone to rock foundation sides 4, enclosing core central part closed shell 2 can be strengthened by geotextile cloths 7.EFFECT: invention is promising for use in hydraulic facilities construction, in land reclamation and in the field of environmental engineering.1 cl, 3 dwg
Explosion-protection structure for fencing explosion-hazardous premises of production facilities // 2642619
FIELD: safeguards; explosion-protection devices.SUBSTANCE: invention relates to explosion-protection devices used in explosive objects. Technical result is achieved by the fact that in explosion-protection structure for fencing explosion-hazardous premises of production facilities, containing reinforced concrete panels of size 6000×1800 mm with perimeter strap for transportation, panel is made in the form of depressions in the building wall and is formed by the planes of a regular quadrilateral truncated pyramid with a circular base, inscribed in its faces in the form of a hole with diameter Dy, there is a body base, made in the form of a plate with a central hole of diameter Dy, equal to the diameter of the hole in the building fence, which is covered by a lined cargo gate movably connected to the base by means of at least three flexible connections, for example in the form of chains, one end of which is hingedly connected to the cylindrical part of the body, and the other one is hingedly connected to the cargo gate, the cylindrical body part is connected to the middle conical and upper cylindrical parts, and in the cylindrical body part, adjoining the conical part, there is a circular diaphragm with a central hole and with at least three holes located in its peripheral part, and between the circular diaphragm and the lined cargo gate there is a bushing made of a rapidly disintegrating material, for example glass, of the "triplex" type, whose strength is calculated for a certain overpressure in the explosion-protection structure, and there is rod coaxial to the bushing, made of a rapidly disintegrating material, axisymmetric to a hole of diameter Dy and fixed to the base of the body on the lined cargo gate, right part of the rod is axisymmetrically located in the central hole of the circular diaphragm.EFFECT: technical result is increased reliability and efficiency of safe operation of explosion-hazardous premises of production facilities.1 cl, 2 dwg
ethod for accumulation of cold in formation // 2642611
FIELD: oil and gas industry.SUBSTANCE: method for accumulating cold in the formation involves the use of a two-tube arrangement in a dual horizontal well, lowering of a first lift pipe with packer installation for separating the annulus and production of oil, lowering a second lift pipe of smaller diameter. Coolant is circulated by means of injection into the second lift pipe and lifting along the annulus. In this case, the formation is cooled simultaneously with production of oil from the well, as a result the conditions for keeping hydrates at the boundary of gas-oil contact are provided.EFFECT: increased oil recovery of oil-gas condensate fields due to presence of hydrate barrier at the boundary of gas-oil contact.1 dwg
ethod of preventing flooding of potash mine over reef array // 2642610
FIELD: mining.SUBSTANCE: method involves panel-block preparation of reserves and development of sylvinite beds by system of chambers. Prior to mining, seismic exploration is carried out, the boundary of reef array spreading in the subsalt layer and the sections with dip angle of reef array roof more than 2.5 degrees are determined. Then the mining direction of potassium ores is selected so that temporary and permanent boundaries for development of beds together with their alignment of selected sections on the plan are sub perpendicular along the strike of the boundaries of the reef array. In the case of alignment of the development boundaries with reef array sections with roof dip angle more than 2.5 degrees with the non-perpendicular position of mining boundaries and the boundaries of reef array, and in case of stretching deformations in the water-protective layer due to their increase towards rood dip of the reef array, the limits of areas of inactive mining operations are advanced from the boundaries of the reef array by carrying on the development and transferring the area of stretching deformations to compression state.EFFECT: prevention of extreme situations at potassium mine.1 cl

Well three-axis electromagnetic determination of distance // 2642604
FIELD: construction.SUBSTANCE: method of well distance determination is proposed, comprising: drilling a first wellbore comprising an elongated conductive body; installing an electric field sensor in a second wellbore; inducing current along the first wellbore, as a result of which the electromagnetic field is emitted from the first wellbore; receiving the electromagnetic field with the use of the electric field sensor. The electric field of the electromagnetic field is measured, and using the measured electric field for calculating thereby: the orientation of the first wellbore and the distance between the first and the second wellbore, or the direction of the first wellbore relative to the second wellbore.EFFECT: expanding the arsenal of technical means for determining the distance between the wells.30 cl, 11 dwg

ethods and systems for adjusting technological process of well logging // 2642602
FIELD: oil and gas industry.SUBSTANCE: method comprises measuring formation characteristics using a logging device located in the wellbore, collecting measurement data corresponding to the measured formation characteristics, generating a visual representation of the formation using the collected measurement data, setting the control parameter of the well logging of the logging device based on at least some measurement data and the mechanism of adaptive learning within the logging device, and selecting updates for the adaptive learning mechanism at least partially on the basis of the visual representation.EFFECT: increasing the efficiency of managing the working process of the well logging.28 cl, 12 dwg
ethod for erecting earth bed with corduroy supporting cage on peat soils // 2642601
FIELD: construction.SUBSTANCE: method for erecting an earth bed with a corduroy supporting cage on peat soils consists in the fact that in order to freeze the peat soils of the base to the required thickness, periodic snow cleaning and moss-grass cover denting are carried out. A geocomposition material with overlapping of adjacent strips by not less than 1/3 of the roll width is laid on the frozen cleaned surface. A technical layer is made of sand to protect the geocomposition material from breaks during the mounting and laying of logs. On the prepared technical layer, logs are mounted in packs in the longitudinal direction with a displacement equal to half the length of the log. In order to ensure the equipment patency over the corduroy decking, filling the top technical layer of sand is carried out. The supporting cage is formed, for which purpose the geocomposition material edges are led over the cage, and the material soldering is carried out. To prevent the mechanical damage of the geocomposition material, filling a sand protective layer is provided. The construction of the upper earth bed part is carried out.EFFECT: reducing the sedimentation of the earth bed base and increasing the carrying capacity of the motor road earth bed.2 cl, 3 dwg
Anti-explosion panel with damper device // 2642598
FIELD: safety devices.SUBSTANCE: invention relates to safety devices used in explosive and radioactive facilities, such as easy detachable panels and roof, blast guards and shields, excessive pressure valves. In the anti-explosion panel, which contains a metal armored frame with metal armored plating and a filler-lead, which has four fixed branch pipes at the ends, in the coating of explosive facility four bearing rods are rigidly mounted which are inserted in herewith the filler is made as an air-lead disperse system, lead is in form of crumbs, and outside bearing rods there are elastic damping elements, one end of which rests against an armored metal lining, and the other – in the sheets-stops, located in the upper part of the support rods. Spring-damping element, one end of which rests against an armored metal shell, and the other – in the sheets-stops, is made in the form of a combined spring containing a cylindrical helical spring, consisting of two parts with counter-directed ends, one part of which has turns of rectangular cross section, and the other part of the spring is hollow, with the counter-directed end of the first part being located in the cavity of the second, the gaps of the segment profile of the contacting parts of the spring are filled with antifriction lubricant, while at the end of the second part of the spring there is installed a sealing collar to prevent leakage of the lubricant, and the first part of the helical spring, made with coils of rectangular cross-section with rounded edges, covers a tube of damping material, for example polyurethane, and the gaps in the first part of the helical spring, made with coils of rectangular cross section, which is covered by a tube of damping material, are filled with crumb from a friction material made of a composition of a certain composition.EFFECT: higher reliability of explosion-resistant device operation during emergency explosion at the facility, and ensured return of these device to the original position after explosion.1 cl, 5 dwg

Helical-type sound absorbing element // 2642594
FIELD: electronic engineering.SUBSTANCE: invention relates to a helical-type sound absorbing element. Helical-type sound absorbing element comprising a smooth and perforated surface, between which there is a layer of sound-absorbing material of complex shape. Layer of complex shape is an alternation of solid sections and hollow sections. Hollow sections are formed by prismatic surfaces with cross-sections parallel to plane of drawing, parallelogram shape, which inner surface have toothed or wavy structure. Teeth tops face inside prismatic surfaces. Ribs of prismatic surfaces are secured on smooth and perforated walls respectfully. Cavities of hollow sections formed by prismatic surfaces are filled with a sound absorber. Between a smooth surface and solid sections of the layer of sound-absorbing material of complex shape, as well as between the perforated surface and solid sections, there are resonant plates with resonant inserts performing the functions of the neck of the Helmholtz resonators.EFFECT: technical result is higher efficiency of sound proofing.1 cl, 2 dwg
Blast resistant panel with spiral breakable element // 2642592
FIELD: protective devices.SUBSTANCE: invention relates to protective devices used in explosive and radioactive facilities, such as easy detachable panels and roofs, blast guards and shields, pressure relief valves. Proposed is a explosion-proof panel with spiral breakable element, comprising metallic armored frame with metallic armored lining and lead filler, having four fixed supporting pipes fitted at its ends, four load-bearing bars telescopically fitted in said pipes are rigidly embedded in explosive structure coating, wherein filler is made in the form of an air-lead disperse system,wherein lead is made in form of crumbs, and load-bearing bars are made resilient, the panel additionally contains elastic-damping single action breakable elements, which are fixed on the load-bearing bars to sheets-stoppers by means of the damping base with screws, and a bushing in the form of truncated cone is rigidly attached to the base co-axially to the bar, wherein the lower base of the truncated cone is connected to a damping base, and the single action element is supported against truncated cone upper base, made in the form of a spiral breakable element of brittle, collapsing material, such as porcelain or "triplex" type glass, which is pressed from below by a bushing-type clamping element with grooves for fixing the elastic part of the breakable element, made in the form of a conical spring turned by its upper base towards the bushing type clamping element, and the conical spring lower base is fixed in the grooves of the damping base by means of injection polyurethane, and fixing of the bushing-type clamping element is implemented by means of latches mounted on the surface of the bar.EFFECT: higher reliability of explosion-resistant device operation during emergency explosion at the facility, and ensured return of these device to the original position after explosion.3 cl, 2 dwg

ethod of optimal adaptive control of oil-gas wells drilling process on three mode parameters // 2642590
FIELD: oil and gas industry.SUBSTANCE: method of timely optimal control of well drilling process realizes an adaptation of determined model of fractional-power type with three control parameters to conditions at a bottom by changing its coefficients, calculation of optimal loads on bit, bit rotation rate, drilling mud consumption and well drilling at optimal modes, the achievement of which is determined by the minimum vibration frequency of the drill string. The method envisages multiple coefficients updating for power law model by results of well measurements of drilling rate, calculation of optimal parameters of control against the criterion of maximum mechanical speed, performance of drilling at calculated parameters with optimum control against minimum vibration of the drill pipe.EFFECT: increased accuracy of optimal control of drilling mode and increased mechanical rate of well drilling due to optimisation of mathematical model control with three adjustable parameters and monitoring the achievement of the optimum minimum vibration of the drill string.1 dwg

Underground tank method // 2642587
FIELD: construction.SUBSTANCE: method consists in digging a pit for the tank, installing the foundation, installing the tank in the pit and attaching it to the foundation, testing the mounted tank, placing it on the bottom of the pit bottom around the tank of the prefabricated movable formwork equipped with elements for capturing and moving the formwork in the upper part and filling the space between the tank and the pit. The formwork is prefabricated, it is made of a set of side and end elements, and the filling is carried out by layer filling of the space between the formwork and the tank - with sand, and between the formwork and the pit - with soil, followed by ramming of each layer. Then, the formwork is refilled with sand and the pit is refilled with soil after the formwork is moved upwards, along the tank until the pit is fully filled and the formwork is removed.EFFECT: increasing the economical efficiency of the tank installation due to the use of prefabricated formwork, reducing labour intensity, reducing the sand consumption.4 cl, 4 dwg

Drill string filter // 2642580
FIELD: mining engineering.SUBSTANCE: invention relates to filtering devices for cleaning drilling mud and protecting drilling equipment against the ingress of large mechanical particles. The filter includes a perforated tube installed in axial channel of a hollow body. An adapter provided with a gripping device for removing the filter is mounted on the upper end of the perforated tube. A swirler in the form of a spiral is installed in the axial channel of the adapter. A flow splitter is installed in the middle part of the perforated pipe, perpendicularly to its axis. The flow splitter is in the form of a rod, on which two bevel cuts are made with formation of a triangle in section which is turned with its vertex to the adapter. A bottom with perforation holes and one radial hole is installed on the lower end of the perforated tube for installation of a cable, which upper end is fixed in the hole a supporting ring body rigidly connected to the adapter.EFFECT: improved reliability by preventing clogging of perforations with slurry, holding filter elements in case of their destruction, reduction of flow rate.3 dwg

Sun-protective device // 2642555
FIELD: physics.SUBSTANCE: device comprises at least one panel with opposite outer and inner sides, the inner side of the said panel comprising, in the order indicated below, the first layer superimposed on each other with a radiation coefficient of ε1 (%) of infrared rays and the second layer with a coefficient of ε2 (%) of infrared rays, while the radiation coefficient of ε2 (%) of infrared rays of the second layer is less than the radiation coefficient of ε1 (%) of infrared rays of the first layer. The panel is designed such that the said inner side has a radiation coefficient of ε3 (%) of infrared rays smaller than the radiation coefficient of ε4 (%) of infrared rays of the outside.EFFECT: reduction of heat radiation, reduction of the transmittance coefficient to the protected zone.14 cl, 5 dwg

Flat key and cylinder lock // 2642549
FIELD: construction.SUBSTANCE: key (1) for a cylinder lock (2) comprises a key rod (4) extending in the insertion direction (3) of the flat key (2), the key bar (4) having a side surface (5), on which first variational elements (6) of the key, made in particular in the form of permanent magnetic tablets, side control grooves and/or side control elevations, are provided; the key rod (4) having a key back (7), on which a control rib (8) is provided, having groping portions (10) forming second variation elements (9) of the key in the insertion direction (3), a connecting portion (11) provided between each two adjacent groping portions (10), and two lateral controlling cams (14).EFFECT: increasing the reliability.17 cl, 6 dwg

Protective device for case lock // 2642527
FIELD: construction.SUBSTANCE: protective device of bow consists of two parts. The parts must be placed on two opposite sides of the bow, and they are made in the form of a loop and the surface of the bow. The lateral edges of the parts represent the edges of the composite puzzle junctions in their shape.EFFECT: increased reliability.6 cl, 4 dwg
 
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