(E21C1)

E   Fixed constructions(159733)
E21C     ining or quarrying(17294)
E21C1                 (290)
E21C1/02 - (3)
E21C1/06 - (1)
E21C1/10 - (5)

Drill arm // 2143067
The invention relates to the mining industry and improves the performance of the drilling rig at the expense of precision drilling machines

Rotary drilling machine // 2143066
The invention relates to mining machines and can simplify the design of the machine, to increase the efficiency and speed of the return stroke of the tool

Anchor drill hammer // 2138636
The invention relates to a device for combined drilling anchor and blasting holes and relates, in particular, is installed on the carriage hydraulic hammer drill for the production of drilling holes in underground mining and tunnel construction, containing the doer in the body of the hammer reciprocating motion of the percussion piston and the rotary mechanism and the drill rod with a connecting end which is inserted into the shank of the front part of the hammer drill

The working body of the drill machine // 2132909
The invention relates to the field of construction and mining, in particular applicable for the development of solid soils and rocks

A drilling assembly for drilling string holes // 2130545
The invention relates to mining

Loading machine // 2123593
The invention relates to equipment for loading operations in underground conditions, namely, loading machines with side discharge

Drilling device with improved automatic breakaway key (options) // 2123573
The invention relates to mining, in particular a drilling device for drilling blast holes, and includes a frame placed on the frame mast, automatic disconnecting the key to rotate one section of the drill pipe relative to the other for their separation, the key has a clamping cheek, actuated power cylinder so that the force caused by the effect of the cylinder on the cheek, located on the side of the tube, does not reduce the clamping force, and tinchimaydi cylinder is thus that generated the moment he presses the key to a pipe, the device also includes a torque device, the set can be rotated relative to the mast, and the rotation of the above mentioned devices are directed three fingers and the clamping jaw is mounted to rotate on one of the fingers for guiding the movement of the torque device, the torque device installed swage, and between the swage and clamping cheek are at least one strip, and the method of fastening strips ensures convenient installation and removal, the invention provides a convenient tool for working with pipes of different diameters with the necessary force without breaking zelos

Shock tilt mechanism // 2118454
The invention relates to the mining industry and construction, can be used in manual perforators

The method of drilling straight holes and a device for its implementation // 2113588
The invention relates to the mining industry and can be used when drilling straight wells

Rotationally-feeding mechanism to the device for the construction of radial drainage wells from mining // 2109944
The invention relates to the field of mining industry and can be used when the device radial drainage wells dewatering flooded rocks in the mining industries, in the construction of industrial sites, drainage of irrigated agricultural land, oil, etc

Rotator-drilling rig steering torque // 2103471
The invention relates to mining and can be used for rotary drilling

Shock tilt mechanism // 2100597
The invention relates to the mining industry and construction and can be used in a hand drill hammers

Drilling rig // 2093657
The invention relates to mining and can be used for the construction of wells from the drilling of the camera, along the side wall horizontal excavation, the excavation tunnel (the tunnel) in a complex hydrogeological conditions, and can also be used when the flooded areas of unstable rock requires installation of freezing columns for the formation of the provisional leopardlogo fence

Drilling machine // 2084626
The invention relates to drilling machines and can be used for directional drilling of boreholes, degassing and exploration wells, or other space-oriented production wells in the mining industry

Drill arm // 2083820
The invention relates to the mining industry, and is intended for drilling

achine for drilling blastholes // 2083819
The invention relates to self-propelled machines rock drilling, mainly used in quarries for the production of blasting

achine for drilling wells // 2081287
The invention relates to the mining industry, and in particular to machines for rolling cutter drill used for drilling blast holes in quarries

Universal drill installation // 2070274
The invention relates to mining equipment

Running platform mining machines // 2066364
The invention relates to mining equipment, in particular to the undercarriage platforms for equipment

Device for drilling // 2062876

Drilling rig // 2057929
The invention relates to the field of mining industry, in particular, to machines for drilling in underground conditions

Drilling rig // 2057928

Punch // 2055183
The invention relates to the mining industry, in particular to compression-vacuum machines percussion

Drilling machine // 2054542
The invention relates to drilling equipment and can be used, in particular, in the mining industry

Drilling machine for drilling holes // 2053360
The invention relates to a device for exploration drilling single or group of holes in a line and can be used for selective extraction of blocks of natural stone in terms of surface mining

Punch // 2052097
The invention relates to the mining industry, namely, core drills with hypocycloidal rotation, and can be used in drilling machines with independent rotation of the tool

Loading machine // 2042831
The invention relates to coal and mining industry, namely, means of mechanization of processes of cleaning rocks, drilling, Assembly, roof and sides of development and construction of the mine roof support

A device to support and feed drilling machine // 2040692
The invention relates to mining

Shock tilt mechanism // 2039241
The invention relates to the mining industry and construction, and in particular to machines percussion-rotary action

The node transfer workloads on drilling screw // 2039240
The invention relates to drilling machines, rotary, namely the nodes of the cartridge type for transferring workloads (torque and axial force) on drilling screws

Rotator-drilling machine // 2039239
The invention relates to mining and can be used for rotary drilling

Shock tilt mechanism // 2033520
The invention relates to the field of mining and construction, and in particular to machines percussion-rotary action

Drilling rig // 2029081
The invention relates to the drilling of boreholes and wells and can be used in the mining industry

Drilling rig // 2026981
The invention relates to the mining industry, and is intended for rotary drilling

Device for fixing a working tool punch // 2026980
The invention relates to mechanical engineering, in particular to a device for fixing the working tool of the machine percussion or rotary percussive action, and can be used in drilling machines in the formation of hollows in rocks or artificial materials

Drilling becoming machines for horizontal and directional drilling // 2026977
The invention relates to a device for drilling horizontal and inclined wells, namely, drilling rods, and can be used in mining and construction

Device for holding wells of noncircular cross section // 2026489
The invention relates to the technology of well drilling with a non-circular cross-section, mainly for the extraction of minerals in thin coal seams stub wells and may be used for degassing and ventilation as well as to conduct split furnaces

Drilling rig // 2026488
The invention relates to the mining industry and can increase the durability of work equipment by reducing the load on the mast and to exclude the dynamic load on the mast in the mode of operation of the actuator in the work

Device for drilling // 2023151
The invention relates to the mining industry, in particular to a device for drilling holes in the tunnel and sewage treatment works

Device for drilling // 2023150

Portable drilling device // 2021502
The invention relates to mining, and in particular to devices for drilling holes in the roof of the mine workings, such as anchor lining
Electric hand drill // 2019692

The method of drilling holes // 2019663
The invention relates to mining, in particular, to undergo preparatory workings hard Sandstone

Device for drilling // 2018657
The invention relates to the field of mining, drilling holes

The housing of the rotary hand pneumatic machines // 2015318
The invention relates to mining equipment, in particular to a manual pneumatic machines, rotary type, such as rock drill, and can be used in mining, engineering, construction and other industries in the development and manufacture of pneumatic hand rotary machines

Installation for drilling wells // 2011816
The invention relates to drilling equipment and is intended for drilling inclined and horizontal wells great length
 
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