Petroleum, gas or coke industries and technical gases containing carbon monoxide and fuels and lubricants and peat (C10)

C   Chemistry; metallurgy(312744)
C10            Petroleum, gas or coke industries; technical gases containing carbon monoxide; fuels; lubricants; peat(16211)

Coke cooling plant // 2614332
FIELD: oil and gas industry.SUBSTANCE: coke cooling plant contains a water bath, a rotating drum installed therein, the means for clinker loading and unloading. The rotary drum is designed as installed obliquely at the angle α relatively to the cylinder horizontal axis with end walls of the elliptical shape, at that the end wall at the loading device is flat and installed at the angle ψ to the drum rotation axis, and the end wall at the loading device is placed at the angle β to the drum rotation axis and made conical at that the angle β is not equal to the angle ψ. The cylinder spring of the waveform with round cross-sections of coils is mounted along the entire length of the drum, and the direction of the coils coincides with the direction of the drum rotation, which is equipped with the device for pitch changing by its stretching or compressing.EFFECT: increase of the cooling efficiency, the simplification of the structure assembly.5 dwg
ethod for waste mineral motor oils purification // 2614244
FIELD: chemistry.SUBSTANCE: purification of waste mineral motor oil using monoethanolamine, orthophosphoric acid as coagulants and isopropyl alcohol, methyl ethyl ketone as solvents, purification is carried out in two stages, the first stage includes introduction of 1 vol. % of monoethanolamine and 1 vol. % of isopropyl alcohol into the waste oil, followed by heating to 110°C and centrifugation, and the second stage includes introduction of 1 vol. % of monoethanolamine and 1 vol. % of a reagent, consisting of 94% isopropyl alcohol, 3% phosphoric acid and 3% methyl ethyl ketone, into the purified oil, and the mixture is heated to 120°C and centrifuged.EFFECT: application of the proposed method for waste mineral motor oil purification allows to completely remove insoluble impurities, oxidation products, resins due to two-stage purification, the refined oil has a high degree of clarification.1 tbl

Pyrolysis reactor for producing synthesis gas // 2614168
FIELD: chemistry.SUBSTANCE: internal reactor cavity is charged with raw material with the fraction of up to 50 mm: biofuel, solid household or agricultural waste, coal slurry - by means of the charging unit 3. The reactor comprises a screw compactor 4 and the scraper 5 for removing slag. An odd number of magnetrons 2 creating the temperature of 1000-1500°C by means of microwave radiation is mounted on the reactor housing 1 in the same horizontal plane at the equal distance from each other. Synthesis gas and slags resulting from the raw material pyrolysis are removed from the reactor through the unloading port 9, separated and purified from admixtures. The housing 1 is made three-layered: the inner layer 6 made of ceramic tiles, the intermediate layer 8 is heat-insulating, the outer layer 7 is of stainless steel with the openings for the free passage of microwave radiation from the magnetrons 2.EFFECT: expanding the functional capabilities of the reactor.8 cl, 2 dwg
Tube furnace // 2614154
FIELD: oil-and-gas industry.SUBSTANCE: invention relates to a tube furnace used for oil feed stock heating. The furnace comprises a housing with lining, a radiation chamber with a radiant coil and burners, a convection chamber with tube bundle comprising tube sheets with located in them convection coils, wherein in spacings between tubes of the convection coil and wall lining of the convection chamber in the tube sheets the longitudinal partitions are installed; the partitions are made in form of self-locking hollow tubular elements installed with possibility of free rotation around horizontal support rods secured in tube sheets.EFFECT: increased efficiency of the furnace operation due to simple design and self-locking of the partitions during installation and dismounting of the tube bundle with sheets in installation and work positions.4 dwg
ethod of hydroconversion of heavy part of matrix oil // 2614140
FIELD: petroleum industry.SUBSTANCE: invention refers to the method of hydroconversion of the heavy part of the matrix oil with recovery of liquid hydrocarbon mixtures in the presence of distributed molybdenum-based catalyst in raw materials at the excessive temperature and pressure of hydrogen. The method is characterized by the fact that the water solution of the precursor of the molybdenum-based catalyst is administered into the raw material, the heavy part of the matrix oil with the boiling temperature over 350°C; the obtained mixture is being dispersed until formation of the stable inverted emulsion, heated up to the temperature of reaction of 380-460°C, and hydrogenated in a reactor with the rising current at the said temperature and the pressure of 7-10 MPa in the presence of the catalyst formed from the precursor. Then, the distillate fractions with the boiling temperature up to 250°C and the residue with the temperature of above 250°C are delineated from the reaction products. And the said residue in the amount of 20-80% considering the concentration fractions of above 520°C in the initial heavy part of the matrix oil is returned to the stage of raw material treatment as recycle, the rest of the said residue is brought to the atmosphere and vacuum distillation with delineation of the residue with the boiling temperature of above 520°C directed to the stage of metal recovery, the recycle at the temperature of 60-95°C is mixed with the said heavy part of the matrix oil, where the water solution of the said precursor is administered, and the following stages are repeated.EFFECT: usage of proposed method allows excluding administration of outside modifiers, increasing the depth of conversion of raw materials, and reducing the cox output.6 cl, 11 ex, 1 tbl
Bitumen composition // 2614026
FIELD: construction.SUBSTANCE: bitumen composition comprises the mixture of oxidized bitumen with a non-oxidized oil product. Wherein the oxidized bitumen is represented by bitumen with the softening point of 51-53°C by the ring and ball method, obtained by weighted tar oxidation with TDM80 of 123-158 sec, and the non-oxidized oil product is represented by the residual extract of oils selective purificationg by solvents, or a mixture of the residual and the viscous extracts of the selective oils purification, containing no more than 40% by weight of the viscous extract of the selective oils purification at the ratio oxidized bitumen: non-oxidized oil product of 95-89: 5-11 wt %.EFFECT: provding the possibility for obtaining bitumen complying with the Interstate standard requirements.2 tbl, 11 ex
Converter of sulfur compounds and ways of its use // 2614014
FIELD: oil and gas industry.SUBSTANCE: invention relates to a process of neutralization of hydrogen sulphide and low molecular weight mercaptans in crude and prepared oil, gas condensate, hydrocarbon gases, oil products, heavy oil residues and can be used in oil and gas exploration and oil and gas industries. Neutralizer hydrogen sulfide and mercaptans is a water-based composition comprising ethanedial (Glyoxal), glycols or mixtures of glycols, derivatives of amines (aliphatic, alicyclic, aromatic, fatty-aromatic, heterocyclic and polycyclic amines, acyclic, cyclic di- and polyamines) with the amount of nitrogen atoms per molecule from 1 to 8, the following composition (wt %): ethanedial (glyoxal) - 10-40, glycol or mixture of glycols - 0.1-30, amine derivatives - 0.001-10, water - the rest.EFFECT: invention neutralize low molecular weight mercaptans and hydrogen sulfide, providing deep cleansing of hydrocarbon oil and hydrogen sulfide and mercaptans to form a chemically and thermally stable products neutralize a wide temperature range, and the possibility of storage and use at a low temperature catalyst.5 cl, 5 ex

Coke cooling machine // 2614011
FIELD: metallurgy.SUBSTANCE: machine for coke cooling includes a water bath, a rotating drum mounted therein, devices for loading and unloading of coke. The drum is made of sections, assembled from two identical sub-sections, assembled from the even number of minimum 4 identical isosceles triangles, which are alternately connected along the subsection perimeter with 4 identical equilateral triangles with formation of small and large end face polygonal holes. In the section two subsections are joined to each other by sides of larger end face holes, and the sections are joined to each other along the length of the drum by their sides of small end face holes with formation of multiturn screw drum with directed to each other broken screw lines. The spring of a waveform with flat section of coils is mounted over the total drum length, which is equipped with device to change the pitch of turns by stretching or compressing it, at that the direction of the spring coils of waveform coincides with the direction of rotation of the drum.EFFECT: cooling efficiency increase.7 dwg

Coke cooler // 2614008
FIELD: metallurgy.SUBSTANCE: coke cooler comprises a water bath (1) mounted therein a rotating drum (2), a coke loading tool (3) and a coke dumping tool (4). Drum (2) is made of three or more bands of trapezoidal shape with different dimensions in width with increasing length. On strips alternately from opposite sides at an angle of 60° to the strips axis, zones are made of weakened cross section in the form of cuts with sloping walls forming across the perimeter of drum (2) of circular polygonal surfaces from alternately arranged equilateral and isosceles triangles. The strips are twisted in longitudinal direction relative to their longitudinal axis and curved in the transverse direction along a helical line on the tapered mandrel to form, across the drum perimeter, three or more helical lines and helical surfaces. Along the whole length of drum (2), a conical spring is mounted with turns plain section which is equipped with a device for modifying the turning pitch by tension or compression. Its turning direction is opposite to the direction of drum rotation, and its taper does not match the drum taper.EFFECT: cooling efficiency increase.6 dwg
ethod of making coal briquettes from oxidised coal for mined-land reclamation // 2613962
FIELD: fuel.SUBSTANCE: invention describes a method of producing coal fuel briquettes from oxidised coal, including screenings of coal furnace burden from large fines, its mixing with the binder – aqueous solution of polyacrylamide with admixture of propylene glycol surfactant and “Biogum” humic preparation, briquetting, drying and packing the obtained briquettes.EFFECT: technical result is obtaining coal briquettes with higher efficiency of recultivation and mined-land reclamation.1 cl, 1 tbl, 7 ex

Bitumen plant // 2613959
FIELD: construction.SUBSTANCE: bitumen plant comprises the raw material feeding line, the heat exchanger and the separator equipped with the separation residue feeding line and connected by the separation vapour feeding to the fractionation unit are arranged on the feeding line, the fractionation unit is equipped with the output lines of fractionation gas and light fractions, and is connected by the heavy gas oil feeding line and the vapour feeding line to the thermal conversion unit; the thermal conversion unit is equipped with the thermal conversion residue output line; the plant is characterized in that the feeding line of thermal conversion residue and that of part of the thermal conversion vapour are adjacent to the initial raw material feeding line before the separator, the vacuum fractionation unit is installed on the separation residue feeding line, which is connected by the feeding line of paraffinic gas oil from vacuum distillation to the heat conversion unit, and is connected by the vacuum distillation residue feeding line to the oxidation unit, the oxidation unit is equipped with the lines of air supply, black diesel fuel and bitumen output, and the sulfur recovery unit equipped with the lines of the purified gas and sulfur output is adjacent to the fractionation gas output line.EFFECT: obtaining bitumen from raw materials rich in paraffins.4 cl, 1 dwg
ethod for organomineral binder production // 2613701
FIELD: chemistry.SUBSTANCE: method for preparation of an organic-binder comprising obtaining of a peat and water mixture, mixture heating, cavitation dispersion and finished product cooling. Cavitation dispersion is made by flow processing of the peat and water mixture and by ultrasound at low frequencies ranging from 20 to 25 kHz.EFFECT: reduced labor and increased productivity.2 cl

ethod of extraction of oil, condensate and high-molecular compounds // 2613644
FIELD: oil and gas industry.SUBSTANCE: industry of a single technical-and-economic regional cluster. A method of extraction of oil, condensates and high molecular compounds is implemented in the complex comprising at least two gas-condensate fields with oil banks. The first field is close to be depleted, and the second one is high-yielding. The fields differ by content of hydrogen sulphide and carbon dioxide impurities in the produced hydrocarbon gas. The process is performed by injection into the reservoir of gas condensate fields with oil rims of carbon dioxide and extraction of gas-liquid mixture. The carbon dioxide for injection into the reservoir of the first field iatn the initial stage is produced from extracted second hydrocarbon gas with a larger amount of carbon dioxide. The ratio of hydrogen sulfide and carbon dioxide impurities in the recovered hydrocarbon gas for the first and the second fields are (2.4): 1 and 1: 1 respectively. At the initial stage the gas treatment is performed at the first field with one stage with simultaneous deep extraction of hydrogen sulfide and carbon dioxide. As the impurities ratio gets closer to 1: 1 two treatment stages - selective and deep - are performed. Purification of the produced gas of the second field is continuously performed in two stages. The recovered carbon dioxide is pumped to the compression down to the pressure 7.0-8.0 MPa for further transportation in liquid form to the first field. Injection is performed into injection wells located on hydrocarbon production sites. The recovered gas, condensate from production wells, including retrograde one, and high molecular compounds are separated into gas and liquid phases. The gas phase is transported to gas processing plants, and liquid phase - to refineries of the single cluster.EFFECT: invention improves the efficiency of extraction of hydrocarbon from the fields depleted by forming links between production and processing elements of the cluster to ensure its functioning in conditions of dynamic changes in composition of produced hydrocarbon gas and productivity of fields.6 cl, 1 dwg
ethod for processing oil residues // 2613634
FIELD: chemistry.SUBSTANCE: method involves vacuum distillation of fuel oil with the extraction of the vacuum distillate and tar, deasphalting the tar with a hydrocarbon solvent, the further hydrogenation skimming of the mixture of vacuum distillate and deasphalting oil with obtaining a hydrogenation product which is separated by means of rectification into the petrol, diesel and residual fractions. The residual fraction of the hydrogenation product is directed to mixing with the raw material of hydrogenation skimming at the following ratio, wt %: vacuum distillate 40-80; deasphalting oil 10-30; the residual fraction of the hydrogenation product 10-30.EFFECT: method allows to increase the output of light fractions, primarily the diesel fuel complying with EURO-5 standard.3 cl, 3 ex

Plant for regeneration of engine oil // 2613558
FIELD: machine engineering.SUBSTANCE: installation for the regeneration of engine oil containing the suction, piping system, including flexible, taps and valves, pumps, electric heater, thermometer, pressure gauge, a centrifuge ultrafiltration unit container with the composition of the additives and capacity of the purified oil, characterized that the container is placed with the purified oil additive dispenser provided with a hollow vibrating plate.EFFECT: improving the quality of the regenerated engine oil due to improved mixing it with additives.1 tbl, 1 dwg
Catalyst for intrastratal hydrocracking of heavy hydrocarbon raw material and its application method // 2613557
FIELD: oil and gas industry.SUBSTANCE: salts obtained by saponification of carboxylic acids contained in vegetable oils are used as organic acid salts and inorganic salts of molybdenum, tungsten, chromium are used as water-soluble inorganic metal salts. The invention also relates to methods (alternatives) of catalyst use which is that the catalyst is dissolved in a solvent and injected into the reservoir layer, wherein in order to intensify the catalyst action it may be applied in combination with heating of the catalyst target object - heavy hydrocarbon raw material.EFFECT: reduced viscosity and increased flow of oil-in-place, increased profitability of the process of oil production and handling, extended list of purpose catalysts.15 cl, 1 tbl, 6 ex

Device for oil desalting and dehydration // 2613556
FIELD: oil and gas industry.SUBSTANCE: device for oil desalting and dehydration comprises a tube with holes, a manifold with a reagent (water) feeding pipe branch, oil inlet chamber which is coaxial with the pipe and comprises cylindrical middle and inner tube flow splitters of treated oil which are fitted with nozzles and placed concentrically to the housing at calculated distances, which form the outer, middle and inner flows, wherein the inner splitter is made with outer and inner walls, between which there is an annular cavity for reagent (water), and before the flow splitters there are water collector rings for pre-turbulation of the treated oil at adjusted distance.EFFECT: increased efficiency of oil desalting and dehydration and plant capacity due to intensification of mixing the treated oil with a reagent, turbulation and separation of all the oil flow volume into several concentric ones with the specified flow thicknesses.3 cl, 4 dwg

Coke cooling machine // 2613506
FIELD: metallurgy.SUBSTANCE: machine for coke cooling includes a water bath, a rotating drum mounted therein, devices for loading and unloading of clinker. The drum is mounted in sections serially connected with each other along the length of the drum through their end openings in the form of polygons. Each section is made up of two subsections, the first subsection around the perimeter assembled from an even number of at least four identical first isosceles triangles, the sides of which are alternately connected with the lateral sides of at least four identical second isosceles triangles which bases are greater than the base of the first four isosceles triangles, with formation of small and large end openings shaped as polygons, the second subsection is assembled from at least four identical equilateral triangles alternately connected along the perimeter with sides equal to the bases of the second isosceles triangles of the first sub-section, with the sides of at least four identical isosceles triangles with a 90° apex angle with the formation of small and large end openings shaped as polygons, where the big end opening shaped as the polygon of the first subsection is equal to the small end opening shaped as the polygon of the second subsection. The subsections are coupled together into sections through their end openings in the form of polygons. Along the whole length of the drum a conical spring with turns is mounted and equipped with a device for changing its pitch by tension or compression. Its turn direction is opposite to the direction of drum rotation and its taper matches with the taper of the drum.EFFECT: efficiency enhancement.8 dwg

Unit fot cooling clinker // 2613505
FIELD: mechanical engineering.SUBSTANCE: device for cooling the clinker includes a water bath, which has a rotating reel, means for loading and unloading of clinker. The rotating reel is made of sections, which are assembled from two sub-sections, formed of three or more serially interconnected lateral sides of the isosceles trapezoids and isosceles triangles, whose bases are disposed in the subsections in different directions. Sections are interconnected through large bases of the trapezoids, and the subsections are connected to the section so that the bases of isosceles triangles one subsection connected to the upper base of the isosceles trapezoids of the second subsection, and the bases of isosceles triangles second subsection connected to the upper base of the isosceles trapezoids of the first sub-section to form on the inner perimeter directed meet each other three or more polygonal right and left helical lines, as well as the domestic three or more helical grooves with the same pitch. A wave-like spring with the flat section of turns is provided as well as a device to adjust the turn of the pitch by stretching or compressing the spring.EFFECT: increased efficiency of the cooling and simplified assembly of the unit.4 dwg

Treatment method of liquid environments with short low frequency electromagnetic pulses // 2613504
FIELD: electricity.SUBSTANCE: method of processing liquids carried by electromagnetic Iimpulses in the frequency range of 5 to 50 Hz and a pulse duration in the range from 1 to 8 ms. Use electromagnetic system, imposed on the pipeline of non-magnetic materials. Electromagnetic system contains pulses generator and connected with it electromagnetic inductor. Electromagnetic inductor is operated as an open magnetic circuit with a magnetizing coil located on it so that the axis of the pipeline is located between poles of electromagnetic inductor.EFFECT: invention allows to provide an economical and efficient way of electromagnetic treatment, leading to a change in the physical properties of liquid media.8 cl, 4 dwg
Charge for metallurgical coke production // 2613501
FIELD: metallurgy.SUBSTANCE: charge for metallurgical coke production from carbonaceous materials containing heavy sulphurous oil refining residues in the amount not less than 10 % contains oil shale from 0.1 to 30 % by weight of the charge. As heavy sulphurous oil refining residues, char oil is used with volatile substances output in the amount of 14-25 %.EFFECT: coke production simplification, reduced consumption of coke obtained by coking material having a high sulfur content, with simultaneous ensuring of the required coke quality and maximum neutralizing of sulfur impact in coking.3 ex

ethod and device for refining pellets // 2613327
FIELD: packaging industry.SUBSTANCE: invention describes a method of refining pellets, pressed from biomass, including following steps: providing of pellets, pressed from biomass and performing heat treatment of pellets while heating to temperature between 210 °C and 390 °C for 1–30 minutes. Invention also describes a device, used to refine pellets pressed from biomass.EFFECT: pellets processed using said method are water-repellent and therefore can be stored in open air.15 cl, 5 dwg
ethod for producing unleaded aviation gasoline b-92/115 // 2613087
FIELD: chemistry.SUBSTANCE: invention discloses the method for producing unleaded aviation gasoline comprising compounding alkylate, isomerate, aromatic hydrocarbons of catalytic reforming and monomethylaniline, characterized in that it is used as a basis alkylate fraction 40-135°C, which is obtained by rectification of the broad fraction of alkylbenzene, the aromatic hydrocarbons are represented by toluene and xylene at the following ratio, wt %: alkylate fraction 40-135°C 40.0-70.0; toluene and xylene 20.0-34.0; isomerizate 5.0-35.0; monomethylaniline 1.0-2.5, wherein the weight ratio of xylene and monomethylaniline ranges from 1:1 to 5:1.EFFECT: increasing the detonation resistance, achieving the required aviation fuel grade, reducing the content of actual pitches, storage stability.3 cl, 4 ex, 2 tbl

Zolotarev pyrolysis reactor // 2613063
FIELD: chemistry.SUBSTANCE: pyrolysis reactor comprises a sealed chamber for heating and drying wastes and a sealed metal pyrolysis chamber disposed below the drying chamber with external heating for the thermochemical pyrolytic decomposition of wastes by convection heat of wastes from the hot metal body, the heating of which is carried out by passing hot oxygen-free gas into the outer space between the metal shell and the outer insulating shell. Herewith the sealed chambers for drying and pyrolysis chambers have in the cross-section a shape of the extended oval with the rectangular openings located at the base edges of the cameras to issue wastes via the mounted screw feeders, and a vane rotary actuator is mounted between the rectangular openings of the camera base to prevent hang-up of wastes.EFFECT: increased efficiency of the pyrolysis reactor.1 dwg
ethod of producing coke // 2613051
FIELD: metallurgy.SUBSTANCE: method of producing coke comprises preparation of a charge from the mixture of coals of various technological grades with petroleum coke of fraction less than 25 mm. Petroleum cokes with different volatile-matter yield are mixed in a given calculated proportion. The amount of petroleum cokes with volatile-matter yield in the range from 7% to 13.9% is not more than 40% of the total charge volume. The petroleum coke is used to prepare the charge with a sulfur content from 1.1% to 6% and an ash content from 0.1% to 2%. The components of the charge are crushed together and the charge is fed to the layerwise carbonization.EFFECT: optimisation of the coke production process due to obtaining of the charge for carbonization which has an increased efficiency in the production of nickel matte.2 tbl
Plant for thermal processing of solid carbon-containing materials // 2613044
FIELD: technological processes.SUBSTANCE: invention relates to plants for thermal processing of solid carbon-containing materials to produce gas, coke, tar and similar products. Plant for thermal processing of solid carbon-containing materials comprises feeder guide 4 and retort 6, which are made with identical cross-section profile and are arranged horizontally on a rigid base coaxially with drive 2 of power reciprocating mechanism 1. Length of the feeder guide from the end face to the zero point makes 0.5…3.0 of the retort midsection, a cutout with length L with a receiving tray is arranged between the zero point of the guide and retort sealing zone 9, the feeder movable part is made in the form of piston 3 with the working stroke from the zero point of the feeder guide to the sealing zone point at the distance of (0.5…1.5)L from the cutout with tray 5, herewith sealing zone 9 length makes 4…8 of the retort midsections.EFFECT: reduced weight and overall dimensions of the device, its production and assembling labour intensity, elimination of specialized seals, wider range of the plant operating modes, improved variability and presentation of one of processing products – carbonaceous residue.1 cl, 1 dwg
Novel catalyst to increase propylene yields from fluid catalytic cracking unit // 2612973
FIELD: chemistry.SUBSTANCE: invention relates to a catalyst composition for hydrocarbon conversion. Catalyst contains in terms of total weight of catalyst in wt%: 25–30 zeolite Y, 15–20 zeolite ZSM-5, 50–60 beta zeolite. Described also is a method of producing propylene, involving cracking hydrocarbon raw material.EFFECT: higher yield of propylene during cracking with fluidised catalyst.14 cl, 1 tbl, 2 ex

Hydrotreatment process and apparatus therefor // 2612969
FIELD: chemistry.SUBSTANCE: invention relates to a method of processing a hydrotreatment fraction. Method includes: A) hydrotreating material in presence of a catalyst, containing a metal and an amorphous base or zeolite base; B) feeding hydrotreatment output stream into a fractionation zone; C) obtaining a lower stream from said fractionation zone; and D) passing at least part of said lower stream into an evaporator zone, forming a film, for separation of first stream, which contains fewer heavy polycyclic aromatic compounds than second stream.EFFECT: proposed method enables to prevent accumulation of heavy polycyclic aromatic compounds.9 cl, 5 dwg
Hydrogen sulphide scavenger (versions) // 2612968
FIELD: chemistry.SUBSTANCE: scavenger of hydrogen sulphide in oil and oil-water emulsions comprises a formaldehyde-containing reactant, a nitrogen-containing organic base, an inorganic base and a solvent, additionally comprises the reaction product of dimethylphosphite or phosphorous acid with 2-alkyl imidazoline (MF-1), wherein primary amines are taken as the nitrogen-containing organic base, preferably monoethanolamine, or diethanolamine, or triethanolamine, or urotropin, or ammonia, while aliphatic alcohols or mixtures thereof with water, or a mixture of aliphatic alcohol and an aromatic hydrocarbon are taken as a solvent in the following mixture ratio, wt %: a formaldehyde-containing reactant - 20.0-60,0, nitrogen-containing base - 3.0-30.0, inorganic base is - 0.1-1.0, the pX-1 - 1.0-10.0, solvent - the rest. In the second version scavenger comprises a formaldehyde-containing reactant, a nitrogen-containing organic base, an inorganic base and a solvent, additionally comprises the reaction product of phosphoric acid with an oxyalkylated alkylphenol (MF-2). Primary amines are taken as the nitrogen-containing organic base, preferably monoethanolamine, or diethanolamine, or triethanolamine, or urotropin, or ammonia, while aliphatic alcohols or mixtures thereof with water, or a mixture of aliphatic alcohol and an aromatic hydrocarbon are taken as a solvent in the following mixture ratio, wt %: a formaldehyde reagent - 20.0-60.0, nitrogen-containing base - 3.0-30.0, inorganic base - 0.1-1.0, MF-2 - 1.0-10.0, solvent - the rest.EFFECT: creating of the hydrogen sulphide scavenger having a high neutralizing capacity, a required low chilling temperature, a better dispersion of the reagent in the treated oil, a reduction of local precipitates until their complete absence, an ability to inhibit the corrosion processes in oilfield areas and inhibit the growth of sulfate-reducing bacteria, as well as to expand the variety of known hydrogen sulfide scavengers.12 cl, 5 tbl, 18 ex

ethod for removal and recovery of organic amine from hydrocarbon stream // 2612967
FIELD: chemistry.SUBSTANCE: invention is an effluent reactor stream for preparing linear alpha-olefins by oligomerization of ethylene or a fraction of the effluent stream comprising the stages of: i) mixing a hydrocarbon stream containing amine with an aqueous mineral acid at the volume ratio of the hydrocarbon stream: aqueous inorganic acid > 1: 1.5: 1, ii) phase separation into hydrocarbon and an aqueous phase; iii) removing the hydrocarbonaceous phase and optionally its further purification, iv) optionally recycling of, at least, a part of the hydrocarbonaceous phase obtained at the stage (iii), to the mixing stage (i), v) mixing the aqueous phase obtained at the stage (iii) with an aqueous alkaline solution, vi) separating the phases into an aqueous phase and the resulting organic phase, vii) removal of the organic phase obtained at the stage (vi), and optionally its further purification.EFFECT: method overcomes the disadvantages of the prior art and allows an easy and fast processing with rapid phase separation into organic and aqueous.14 cl, 1 dwg, 1 tbl, 4 ex

ethod of high viscous oil preparation // 2612964
FIELD: oil-and-gas industry.SUBSTANCE: invention relates to a method of high viscous oil preparation for pumping through a pipeline, the method can be used in oil industry. The method comprises oil heat treatment by heating in heat exchangers and thermal cracking oven, further separation of the thermal cracking products to gas/vapour/liquid and liquid phases in an evaporator, the later phase use as heating medium in the heat exchangers with further separation of the cooled liquid phase to two parts, one part is delivered for quenching cooling of the thermal cracking products prior to delivery to the evaporator, and another part after additional cooling is used as oil component pumped in the pipeline, further separation of gas/vapour/liquid phase of the thermal cracking products in a gas separator to hydrocarbon gas used as fuel of the thermal cracking oven and distillate. Wherein the distillate is subjected to additional separation to the hydrocarbon gas and stable distillate in a stabilization column having a nozzle, the hydrocarbon gas from the stabilization column is mixed with the hydrocarbon gas from the gas separator, and stable distillate after heating in heater is partially used as hot jet delivered to the bottom part of the stabilization column, and partially after cooling in cooler is used as live reflux delivered to the top part of the stabilization column, and balance quantity of the stable distillate is mixed with the cooled liquid phase of the evaporator and delivered for transfer.EFFECT: method of high viscous oil preparation reducing losses during transport and storage by its physical stability increasing.5 cl, 1 dwg, 2 tbl

ethod of producing of heavy oil fuel // 2612963
FIELD: oil-and-gas industry.SUBSTANCE: present invention relates to the method of producing of heavy oil fuel intended for fixed boiler and process plants. The method comprises heating of oil residues to temperature of a visbreaking with further fractionation of the visbreaking products to gas, gasoline, gasoil fractions and heavy cracked residues with further mixing of the heavy cracked residue with gasoil fraction. Wherein the above mixture is subjected to stabilization at temperature below 300°C with producing of the residual product (frac. +380°C), that is further mixed with gasoil fraction (fr. 160-380°C) in ratio ensuring homogeneous boiler fuel.EFFECT: method of producing of quality boiler fuel M100 ensuring homogeneity of the product necessary for its storage and transportation.4 cl, 1 dwg, 5 tbl
ethod for producing of polyolefin succinimide // 2612962
FIELD: oil-and-gas industry.SUBSTANCE: invention relates to basic organic and petrochemical synthesis, in particular to the method for producing of polyolefin succinimide used for prevention of formation of carbon deposits on parts of internal combustion engines. The method includes the step of alkenyl succinic anhydride synthesis in a reactor with a stirrer with preheating of reaction mixture components, polyolefin succinimide synthesis stage. At the stage of synthesis of polyolefin succinimide oligomers of unsaturated hydrocarbons C2-C4 with the molecular weight 260-1500 and polyethylene polyamine solution with hetero organic compound with the gross formula CxHyOnNm.EFFECT: method simplifies the process, reduces power consumption and duration of the process, and minimizes the formation of homopolymers of maleic anhydride and polymers insoluble in oil and increases the yield of finished product.3 cl, 2 tbl
Non-aqueous suspension of agent reducing hydrodynamic drag of hydrocarbon liquids // 2612834
FIELD: chemistry.SUBSTANCE: suspension comprises ultra-high molecular nonaqueous amorphous poly-alpha olefin separating the agent and the suspension mediumrepresented by organic compounds with a negative solidification temperature. Furthermore, the suspension comprises an additive representing at least one organic polar compound having a dipole moment of not less than 2.0 D, solubility in the suspension medium components and the unbranched spatial stereometry. The suspension can be used in pipeline transportation of crude oil and petroleum products in the conditions of the extreme continental and Arctic climate without its heating prior to injection.EFFECT: according to invention, the suspension due to difficulty of formation of crystallization centres has a lowered solidification temperature.2 cl, 2 tbl, 7 ex

ethod of processing hydrocarbons // 2612808
FIELD: technological processes.SUBSTANCE: invention relates to methods for treatment of hydrocarbons, hydrocarbon-containing geological materials. Method of processing hydrocarbons obtained from hydrocarbon deposit includes: (a) preparing a mixture of liquid hydrocarbons and gaseous components obtained from hydrocarbon deposit, in which gaseous components contain hydrogen sulphide and mercaptans; (b) separation of liquid hydrocarbons from gaseous components; (c) contacting gaseous components with stripped absorption oil, as a result of which mercaptans are absorbed by stripped absorption oil and saturated absorption oil is formed; (d) separating gaseous product containing hydrogen sulphide from saturated absorption oil; (e) treatment of gaseous product for removal of hydrogen sulphide to obtain depleted fuel gas and (f) treatment of liquid hydrocarbons obtained at step (b), by mixing with stripped absorption oil, saturated absorption oil, mixture of saturated and lean absorption oil, equivalent hydrocarbon or with equivalent hydrocarbon capable of dissolving liquid hydrocarbons, and saturated absorption oil obtained at step (d), to reduce viscosity before transportation to oil refinery for processing. Disclosed is a version of method.EFFECT: removal of sulphur-containing compounds, particularly mercaptans from hydrocarbon streams.19 cl, 1 dwg
Lubricant composition for transmissions // 2612803
FIELD: chemistry.SUBSTANCE: present invention relates to a lubricant composition, containing with respect to total weight of lubricant composition: at least 50 wt% of one or more base oils, from 0.1 to 10 wt% of at least one dimercaptothiadiazole derivative, from 1 to 20 wt% of at least one ethylene and alpha-olefin copolymer and from 0.2 to 10 wt% of at least one amine thiophosphate of general formula (IVa), where X1 and X2 are independently from each other, a sulphur atom or an oxygen atom, at least one of them is a sulphur atom, R1 and R2 represent or a hydrogen atom, or alkyl group having from 1 to 22 carbon atoms, M represents an ammonium formed from primary, secondary or tertiary amine, having formula R3R4R5R6N, where R3, R4, R5, R6 represent either a hydrogen atom, or an alkyl group, including from 1 to 18 carbon atoms, and then n = 1. Present invention relates to application of lubricant (versions).EFFECT: obtaining a lubricant composition having low coefficient of friction.16 cl, 1 tbl

ethod and device for obtaining diesel fuel from hydrocarbon flow // 2612531
FIELD: chemistry.SUBSTANCE: method comprises the following stages: hydrotreating the hydrocarbon flow in the presence of a hydrogen flow for hydrotreating and a hydrotreating catalyst; separating the hydrotreating output flow into the hydrotreating vapour hydrogen-containing output flow and the hydrotreating liquid output flow; fractionating the hydrotreating liquid output flow to produce a diesel fuel flow; and hydrocracking said diesel fuel flow in the presence of a hydrogen flow for hydrocracking and a hydrocracking catalyst to obtain a hydrocracking output flow; separating the hydrocracking output flow into the hydrocracking vapour outlet hydrogen-containing flow and the hydrocracked liquid output flow; and mixing said vapour output.EFFECT: invention allows to obtain diesel fuel with ultra-low sulfur content.10 cl, 2 dwg
Heterogeneous catalyst for oxidation of sulphur compounds // 2612255
FIELD: chemistry.SUBSTANCE: invention relates to chemical industry, namely to producing catalysts, specifically heterogeneous polymer-supported cobalt phthalocyanine based catalysts, which may be used in chemical and petrochemical industry for removal of sulphur compounds from waste water, raw hydrocarbons and petroleum products, as well as in rubber industry. The heterogeneous catalyst for oxidation of sulphur compounds is comprising a solid polymer support and the attached by 1,4-dibromobutane spacer 3,6,3',6',3",6",3'",6'"-octahydrooxyphtalocyanine cobalt; according to the claim, a hydrophobic teflon membrane filter is used as the solid polymer support, wherein the said filter is treated with isopropyl alcohol, at a ratio of, wt %: 3,6,3',6',3",6",3'",6'"-octahydrooxyphtalocyanine cobalt- 0.35-0.61; 1,4-dibromobutane - 0.35-0.61; hydrophobic teflon membrane filter - the rest.EFFECT: heterogeneous catalyst with higher catalytic activity, capacity and cycle life.1 tbl

Hydroprocessing method using increasing catalyst volume along successive catalyst beds in liquid-full reactors // 2612218
FIELD: chemistry.SUBSTANCE: present invention provides a method for hydroprocessing of hydrocarbons with uneven catalyst volume distribution from two or more catalyst beds. Method for hydroprocessing of hydrocarbon feed includes (a) providing two or more catalyst beds disposed in sequence and in liquid communication, wherein each catalyst bed is fixed and contains a catalyst, having a catalyst volume, catalyst volume increasing in each subsequent catalyst bed; (b) contacting feed with (i) a diluent and (ii) hydrogen, to produce a feed/diluent/hydrogen mixture, wherein hydrogen is dissolved in mixture to provide a liquid feed; (c) contacting feed/diluent/hydrogen mixture with a first catalyst in a first catalyst bed, to produce a product effluent; (d) contacting a product effluent with a final catalyst in a final catalyst bed, to produce a final product effluent, wherein product effluent contacted with final catalyst is product effluent from catalyst bed immediately prior to final catalyst bed; wherein each contacting step of step (c) and step (d) is performed under liquid-full reaction conditions, and where method is characterised by higher degree of conversion of sulphur and nitrogen in comparison with uniform volume distribution of same catalyst in same volume.EFFECT: furthermore, hydrocarbons may be converted in a method to produce a liquid product, including clean fuels, with a range of required properties, such as low density and high cetane number.15 cl, 2 dwg, 7 tbl, 9 ex
ethod for producing antiturbulent additive for hydrocarbon rocket propellants // 2612135
FIELD: chemistry.SUBSTANCE: invention relates to methods for producing antiturbulent additives based on (co)polymers of higher alpha-olefins and can be used in main propellant lines of liquid rocket engines (LRE). The method is carried out by means of (co)polymerizing higher α olefins in the presence of microspheroidal titanium trichloride and an organoaluminum cocatalyst. The additive is represented by methylcyclohexyldimethoxysilane in the equimolar amount to TiCl3. The resulting higher alpha-olefin (co)polymer is subjected to cleaning from the catalyst system by means of reprecipitation from the solution to a residual content of elements Ti, Al, Si and Cl of not more than 0.001 wt %. Liquid propellant is added to the cleaned (co)polymer until the viscosity of the antiturbulent additive is 27-35 cSt.EFFECT: obtaining a highly effiective antiturbulent additive suitable for use in LRE main propellant lines, and reducing the final content of said polymer in a liquid propellant.2 ex
Catalyst for hydroisodewaxing of middle-distillate hydrocarbon fractions // 2612134
FIELD: oil-and-gas industry.SUBSTANCE: invention relates to oil processing, in particular to development of catalyst hydroisodewaxing of middle-distillate hydrocarbon fractions, namely mixed feedstock of petroleum and vegetable origin to obtain base componenets of aviation kerosene and diesel fuels for arctic conditions. The catalyst comprises a mixture of high-silica zeolites, hydrogenating transition metal, a promoting agent and a binder, while the mixture of high-silica zeolites contains bicomponent zeolite mixture: medium-porous zeolite of CVN structure, pentasil and wide-porous zeolite mordenite or β zeolite at the following weight ratio of CVN: (mordenite or zeolite β), respectively (1-6):1, the hydrogenating transition metals are oxides of nickel and molybdenum, and the promoter - mixture of boron and lanthanum oxides, the binder - a mixture of amorphous aluminum silicate and aluminum γ-oxide in the following ratio, wt %: a mixture of high-silica zeolites - 40.0-55.0, hydrogenated transition metals - 7.5-15, promoter - 2.0-4.0, amorphous silica - 10.0-15.0, aluminum γ-oxide - up to 100.EFFECT: invented catalyst has high activity and selectivity for hydroisodewaxing and a middle hydrocarbon fraction, which is used as hydrotreated mixed fuel consisting of a synthetic oil obtained by the Fischer-Tropsch synthesis, and straight-run diesel fractions.4 cl, 3 tbl
ethod of hydrogenative treatment of vacuum distillate // 2612133
FIELD: oil-and-gas industry.SUBSTANCE: invention relates to oil refining, namely to a method of treatment of vacuum distillate. The method of hydrogenative treatment of vacuum distillate is suggested comprising soft hydrocracking of the vacuum distillate at hiher temperatures and pressure upon presence of a hydrocracking catalyst, with further separation of a specific diesel distillate and inconvertible residue, wherein the separated after soft hydrocracking inconvertible residue is divided to two flows, one flow in amount of 30-70 wt % is delivered to a stage of additional hydraulic cleaning, and then for mixing with initial vacuum distillate, and second flow amounting to 70-30 wt % is removed from the system as feed stock for catalytic cracking or lubricating oils production.EFFECT: method of hydrogenative treatment of vacuum distillate ensuring possibility upon use of feed stock with increased finished boiling point (up to 560°C) to gain high yield - up to 60 wt % of diesel fuel EURO-5 (sulfur content below 0,001 wt %) and low sulfur feed stock for catalytic cracking and lubricating oils production.3 cl, 3 ex

Tar dewaxing plant // 2612129
FIELD: chemistry.SUBSTANCE: plant consists of the heat exchanger, the separator, the units of vacuum fractionation, thermal conversion and fractionation, and the cracking furnace, equipped with the feeding line, the bituminous raw material output line, the gas line, the light fractions line, as well as process lines. During the plant work, the raw material through the heat exchanger is supplied into the separator after mixing with the residue and vapour part of thermal conversion. The separation vapour is fed into the fractionation unit, and the residue - into the vacuum fractionation unit; the waxy gas oil obtained is fed to the thermal conversion unit, and the bitumen raw material is removed from the plant. The heavy gas oil from the fractionation unit through the cracking furnace is fed to the thermal conversion unit, where, together with the paraffinic gas oil is, subjected to thermal conversion with obtaining vapours fed into the fractionation unit and a residue. Heavy gas oil, light fractions and gas which is removed from the plant are ectracted from the vapour mixture in the fractionation unit.EFFECT: obtaining raw bitumen material from tar with a high wax content.1 dwg

Bubbling bed catalytic hydropyrolysis process utilising larger catalyst particles and smaller biomass particles featuring anti-slugging reactor // 2611631
FIELD: chemistry.SUBSTANCE: invention relates to a hydropyrolysis method. Hydropyrolysis method includes: a. introducing solid particles of an oxygenated organic feedstock into a fluidized bed reactor, wherein said feedstock is rapidly heated from ambient temperature to temperature of fluidized bed, and is thereby devolatilized; b. introducing a stream of fluidizing gas comprising mostly molecular hydrogen into fluidized bed reactor, creating conditions under which rapid mixing and heat transfer occur throughout fluidized bed; c. maintaining a deep bed of solid particles of catalyst, depth of which is significantly greater than 2 reactor diameters, in a state of vigorous motion, to promote reactions resulting in deoxygenation and chemical stabilisation of vapours produced when feedstock is devolatilized; d. removing solid residues, containing ash and charcoal, remaining after devolatilization and hydropyrolysis of feedstock, from fluidized bed reactor via entrainment in stream of fluidizing gas and product vapours exiting fluidized bed reactor; e. removing attrited residues of catalyst, but not intact particles of catalyst, or particles of catalyst that have been minimally attrited, from fluidized bed reactor via entrainment in stream of fluidizing gas and product vapours exiting fluidized bed reactor; f. separating solid residues, entrained in stream of fluidizing gas and product vapours exiting fluidized bed reactor, from stream of fluidizing gas and product vapours exiting fluidized bed reactor; g. recovering a product stream of hydrocarbon vapours comprising hydrocarbon products with atmospheric-pressure boiling points, consistent with those of at least one of gasoline, kerosene and diesel fuel, from hydropyrolysis process as condensed liquid; h. releasing enough exothermic heat from deoxygenation reactions occurring during hydropyrolysis of feedstock to supply process heat required by endothermic processes occurring during hydropyrolysis of feedstock, including chemical reactions, heating of feedstock, and evaporation of liquids; and i. dispersing one or more obstacles to an interior of reactor vessel in such a manner that “slugging” does not occur within fluidized bed reactor.EFFECT: technical result is increased output of liquid hydrocarbon products with oxygen content lower than 4 wt%, improved process parameters due to reduction of "slugging" in reactor.64 cl, 6 dwg, 1 tbl

ethod for preparation of water-bearing fuel-coal slurry // 2611630
FIELD: power industry.SUBSTANCE: invention relates to a method for preparation of water-bearing fuel and coal slurry comprising M40 mazut dispersion, containing 1 % wt of water, in an amount of 60 % wt, grinding the dry coal in an amount of 40 % wt or dropout of it in a grinder to fraction less than 10 mm, supply of water-mazut mixture and pulverized coal in a mixer, mixing them in a mixer, subsequent supply of mixture to the next stage of dispersion of coarse grind, regrinding of slurry in a fine grinder, after which the slurry becomes homogenity and stable flow characteristics because of humic acids and humates extracted from coal.EFFECT: increased calorific efficiency of fuel in form of a slurry.3 tbl, 1 dwg

Extraction column and method for use thereof // 2611513
FIELD: chemistry.SUBSTANCE: disclosed group of inventions relates to extraction of a liquid with a liquid. Counter-current column (1) is configured to allow two or more liquids (2) to flow through it. Column includes inside one common vessel (3) first inlet (41) for first liquid feed stream (51), located in upper part (161), second inlet (42) for second liquid feed stream (52), located in bottom part (162), first outlet (61) for product stream (71), located in upper part (161), second outlet (62) for by-product stream (72), located in bottom part (162). Column also includes also mixing section (8) with agitation means (9), static section (10) with packing (11), collector (12) and/or distributor (13). Inside common vessel (3) there is only one mixing section (8) and only one or two static sections (10). Sections (8) and (10) are not located in upper part or lower part of column.EFFECT: technical result is possibility of efficient extraction of systems with significant changes of physical properties due to changes in concentration as extraction process progresses and on column height, avoiding formation of emulsion and ash.14 cl, 3 ex, 4 dwg

Process for production of middle distillate from conventional heavy feedstock including step for selective hydrogenation of ex fcc hco cut // 2611498
FIELD: chemistry.SUBSTANCE: invention relates to a method of converting heavy hydrocarbon feedstock. Method uses catalytic cracking unit (FCC – fluid catalytic cracking), followed by one or more units for selective hydrogenation. In method feedstock for selective hydrogenation of unit consists of heavy distillate fraction, coming out of FCC, called HCO fraction, consisting of triaromatic compounds more than 60 wt% and characterised by a boiling point in range of 320 °C to 490 °C, preferably, 360 °C to 440 °C. Selectively processed HCO fraction is re-fed into reaction zone of FCC unit. Selective hydrogenation unit operates at pressure from 15 to 50 bar and at temperature ranging from 325 °C to 360 °C in presence of a hydrotreatment catalyst, containing from 1 to 10 wt% nickel, preferably, from 1 to 5 wt% nickel (expressed on nickel oxide NiO) in combination with 1–30 wt% molybdenum, preferably, 5–20 wt% molybdenum (expressed on molybdenum oxide MoO3) on a substrate of aluminium oxide.EFFECT: technical result: improvement of efficiency and selectivity on middle distillate.6 cl, 1 dwg, 3 ex, 8 tbl
ethod of producing low-ash alkylsalicylate detergent-dispersing oil additive // 2611431
FIELD: oil and gas industry.SUBSTANCE: invention relates to oil refining. Method involves obtaining low-ash alkylsalicylate detergent-dispersing magnesium additive by neutralisation of alkyl(C8-18)salicylic acid with a calculated amount of magnesium oxide MgO in presence of water, straight-run gasoline with boiling intervals 80–180 °C and oil M-6 at temperature 70–80 °C for 1–2 hours. Magnesium oxide used is its active form, characterised by iodine number not less than 75 mg-eq I2/100 g MgO. Reaction mixture is fed into a carbonator reactor, where after adding a promoter – methanol and gasoline-solvent at 60 °C while stirring, carbonation of mixture fed into reactor with carbon dioxide occurs (molar ratio of MgO:CO2=1:1). After carbonation reaction mixture is held for 30–120 minutes at temperature 45–65 °C, after which temperature in reactor is gradually increased to 90 °C and from reaction mass at low pressure promoter and water are distilled off. Further, reaction mass is purified from unreacted MgO by centrifuging at speed. Gasoline-solvent is removed by distillation in a vacuum.EFFECT: method of producing detergent-dispersing additive is characterised by simplicity, manufacturability and low waste yield, and obtained product has high alkaline number with low ash content and is characterised by a system of improved antiwear properties of oil-base.1 cl, 1 tbl, 1 ex

ethod for demetallizing heavy oil stock // 2611416
FIELD: oil and gas industry.SUBSTANCE: invention relates to oil refining industry, and in particular to processes for deasphalting and demetallizing heavy oil stock by using solvent methods. The method of the demetallization of heavy oil stock comprises mixing the initial heavy oil stock with an organic solvent ensuring the complete dissolution of all components of the heavy oil stock and the formation of a uniform homogenous solution, wherein the ratio of the organic solvent to the initial oil stock and the mixing temperature are selected according to the condition providing the complete mixing of the components, the prevention of the organic solvent evaporation and the absence of the effects of the resulting mixture phase separation. Then the countercurrent contacting of the resulting mixture with carbon dioxide is performed under conditions that allow the presence of carbon dioxide in a supercritical state, namely at the temperature of 50-100°C, the pressure of 100-350 bar and the weight ratio of carbon dioxide: the heavy oil stock from 13:1 to 35:1, with the subsequent separation of the extracted light hydrocarbon components with the reduced content of heavy metals from the heavy components of the initial oil stock.EFFECT: invention provides increasing output of the deasphaltizate with low metal content, increasing the selectivity of the demetallization process by using cheap, available and environmentally friendly carbon dioxide as the primary solvent, increasing efficiency of the process of extracting lighter components and the sedimentation of heavy components of the initial oil stock.9 cl, 1 dwg, 1 tbl, 4 ex
ethod of oil sludge preparation for hydrogenation processing (versions) and method of hydrogenation processing of oil sludge therewith (versions) // 2611163
FIELD: oil and gas industry.SUBSTANCE: group of inventions relates to the processing of oil waste, namely oil sludge, into oil and may be used for disposal of oil sludge and production of distillate fractions with a temperature no higher than 520°C. According to the first option of the method the oil slurdge containing more that 5% by weight of mineral impurities is brought into contact with the solvent in the extractor for the hydrogenation processing. The extractor pre-purging is carried out with inert gas till the air is removed and the extraction is made with constant stirring and purging with the inert gas. Water, a solvent part and a light hydrocarbons fraction boiling up to 350°C are recovered from the extract. The remainder of the extract is separated for a liquid organic phase and a precipitate via settling and decantation. The latter is sent for re-extraction. The second extract is hot filtered at the excessive pressure of 0.4-0.6 MPa and a temperature of 45-50°C and the filtrate is mixed with a liquid organic phase to get the processed raw material. If oil sludge contains less than 5% by weight. of mineral impurities, then no sedimentation and decantation is made for its preparation immediately directing part of the extract devoid of light hydrocarbons to hot filtration. The solvent is removed from the filtrate or its mixture with the liquid organic phase by distillation, and from precipitate filtration - by evaporation, and return it to the cycle. The raw materials prepared for the hydrogenation processing under the first or second method are transfered into the reactor and the hydrogenator processing of the said raw materials in the presence of hydrogen and a catalyst MoS2 synthesized in situ from water solution of ammonium paramolybdate dispersed in the processed raw materials is carried out.EFFECT: invention increases the degree of recycling of oil sludge preventing equipment corrosion and poisoning of the catalyst by mineral impurities contained in the oil sludge, and increasing distillate fractional yield during hydrogenation refining of oil sludge.4 cl, 7 tbl, 10 ex
 
2551392.
Up!