With the aid of binders, e.g. pretreated binders (C10L5/10)

Production method of coal briquettes // 2629119
FIELD: oil and gas industry.SUBSTANCE: invention describes the production method of coal briquettes, containing the following process steps: screening of the charge coal from the coarse fraction; its mixing with the binder; briquetting; drying and packaging of the obtained briquettes, characterized in that the complex binder is used as the binder, it contains the aqueous solution of polyelectrolyte based on polyacrylimide with the increased molecular mass (more than 15 million amu), the non-ionique water-soluble surfactant - propylene glycol and humic preparation "Biogum".EFFECT: production of strong and high-calorific briquettes, while reducing the drying time.1 tbl, 7 ex
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

ethod of producing fuel briquettes // 2601743
FIELD: technological processes.SUBSTANCE: invention discloses a method of producing fuel briquettes, involving mixing carbon-containing materials and their moulding, wherein method includes mixing wood processing wastes, products of dust separation in wood processing and shale processing.EFFECT: technical result is production of high-calorific, solid fuel briquettes.4 cl, 2 tbl

Coke fuel briquette // 2592846
FIELD: fuel. SUBSTANCE: invention describes a fuel briquette that includes coke dust with particle size less than 1 mm, binding coking coal tar wastes in amount of 8.0-10 % to weight of coke dust and additionally contains coal dust with particle size less than 1 mm, wherein mixture of coal and coke dust is pre-enriched by oil agglomeration, briquette has following ratio of components, wt%: binder (coking sludge) - 8-10 %, concentrate from coke and coal dust - 90-92 %. EFFECT: obtaining fuel briquettes with high strength with low ash content and sulphur content. 1 cl, 3 tbl, 3 ex

ethod of manufacturing moulded articles containing coal particles // 2583432
FIELD: building industry.SUBSTANCE: invention describes the method of manufacturing moulded articles comprising coal particles, in which the coal particles are mixed with a water-containing binder system, and the resulting mixture is processed by moulding to obtain the moulded articles, characterised in that before mixing with the water-containing binder system a partial amount of the coal particles are subjected to the impregnation stage at which the particles are impregnated with a substance. The said substance is added in the form of a liquid or using the liquid for impregnation, where the said substance is selected from the group consisting of water-insoluble and/or water repellent substances, aqueous colloidal suspension of a solid material. The solid material has water-repellent properties, and the lower limit of the amount of the said substance added at the stage of impregnation is 0.3 wt % relative to the weight of the coal particles of the material to be reprocessed into the moulding articles. Also the moulded article and its use in the process of iron smelting are disclosed.EFFECT: obtaining moulding articles with sufficient strength.13 cl, 3 dwg, 1 tbl

Fuel briquette // 2560186
FIELD: chemistry.SUBSTANCE: invention describes a fuel briquette which includes a carbonaceous component and binder.As the carbonaceous component coke dust with particle size smaller than 1 mm is used and as the binder a mixture of coking sludge with carbamide, with the following ratio of components is used, wt %: binder (a mixture of coking sludge with carbamide in ratio of 1:1) 8-10, coke dust - the balance.EFFECT: obtaining smokeless high-strength fuel briquettes, improved environmental situation in coal processing regions and low cost of the fuel briquettes.2 tbl, 3 ex

ethod of making fuel briquettes // 2554516
FIELD: chemistry.SUBSTANCE: invention relates to a method of producing fuel briquettes, which includes mixing crushed solid fuel with a phenol-alkaline resin in amount of 1.7-1.8% of the weight of coke fines and an ester curing agent in amount of 22-28% of the weight of the resin, pressing the obtained mixture and moulding fuel briquettes, wherein the coke fines with particle size of 0.6-3 mm and moisture content of up to 3% with the phenol-alkaline resin and ester curing agent are mixed in a vortex mixer, and the obtained mixture is pressed by rigid auger extrusion at pressure of 7-8 mPa, followed by moulding a bar which is then broken down into pieces with length of 100-150 mm.EFFECT: improved efficiency of the process of producing fuel briquettes while simultaneously reducing power consumption and expenses, obtaining high-strength fuel briquettes, high calorific capacity, gas permeability and heat resistance.1 tbl, 2 ex

Charge and method for manufacture of fuel briquettes // 2546112
FIELD: heating.SUBSTANCE: invention relates to a charge containing bituminous coal and binding additives; bituminous coal contains an unburnt ash-slag mixture as a result of coal combustion in boiler houses, at thermal power plants, in domestic stoves, coal benefication wastes, and the following is used as activators: coal-tar resin, resinous wastes of coke-chemical and chemical industry, waste machine oils; aluminium powder in the amount of 1-3 vol % is used as a high-calorific additive, and lime in the amount of 13-18 vol % is used as a binding agent. The invention also relates to a manufacturing method of fuel briquettes from a charge, which involves crushing and mixing of charge components; after mixing is completed, water separation, mixture extrusion, and briquette drying and packaging is performed.EFFECT: improvement of ecology, economical efficiency of bituminous coal processing, reduction of quantity of wastes and increase of heat amount at coal combustion.2 cl, 1 tbl

ethod for production of peat-based pellets and briquettes // 2541317
FIELD: chemistry.SUBSTANCE: method of producing peat-based pellets and briquettes includes mechanical and chemical processing of water-peat dispersion, used as binding agent. Mechanical and chemical processing of water-peat dispersion is realised by mechanical and/or ultrasonic impact at higher temperature in presence of chemical reagents.EFFECT: reduction of specific energy consumption per production unit, increase of reaction properties and rate of produced fuel burn-out.2 cl, 3 dwg, 1 tbl, 3 ex
Composition for obtaining fuel briquette // 2537559
FIELD: chemistry.SUBSTANCE: invention relates to composition for obtaining fuel briquette, which contains thermally processed coal fines and residues of petroleum processing as binding substance, it contains thermally processed coal fines to humidity not higher than 4-5%, thermally processed to humidity not higher than 4-5% sulfate hydrolytic lignin, neutralised with solution in ratio S:L as 1:5 of slaked lime in amount 1.34 kg per a ton of sulfate hydrolytic lignin and is subjected to mechanical activation, with the following component ratio, wt %: thermally processed coal fine - 74-75%, sulfate hydrolytic lignin - 11-15%, residues of petroleum processing - 15-10%.EFFECT: increase of ecological safety due to reduction of fraction of emissions of sulfurous compounds in combustion of fuel briquettes.2 tbl, 2 ex

ethod to produce fuel briquettes // 2529205
FIELD: power engineering.SUBSTANCE: invention includes mixing of ground solid fuel with a binder, briquetting of the mix under pressure, where the ground solid fuel is coke dust with particle size of less than 1 mm, and the binder is coking sludge in the amount of 8.0-10% to the weight of coke dust, the die mould is first heated to 40-50°C, and briquetting of the mix under pressure is carried out under pressure in stages, for this purpose they first set load of 5-6 atm, with a delay of 3-5 min and then up to 15 atm with delay at maximum load of 3-5 min. The produced briquettes maybe used as fuel for burning in domestic and industrial furnaces, as well as for coking in chemical-recovery and metallurgical industry.EFFECT: production of fuel briquettes of higher strength, improved environmental situation in coal processing regions, reduced prime cost of fuel briquettes.2 tbl, 3 ex

ethod to produce fuel briquettes // 2529204
FIELD: power engineering.SUBSTANCE: invention includes mixing of ground solid fuel with a binder, briquetting of the mixture under pressure, where the ground solid fuel is coke dust with particle size of less than 1 mm, and the binder is coking sludge in the amount of 8.0-10% to the weight of coke dust, the mixture of coke dust and the binder is heated to 100°C, pressed in stages: first the load of 5-6 atm is set with a delay of 3-5 min and then up to 15 atm with a delay at the maximum load for 3-5 min, the finished fuel briquette is tempered at 250-300°C without access of air for 10-12 min. The produced briquettes may be used as fuel for combustion in domestic and industrial furnaces, and also for coking in chemical-recovery and metallurgical industry.EFFECT: production of smokeless fuel briquettes of higher strength, improved environmental situation in coal processing regions, reduced prime cost of fuel briquettes.2 tbl, 3 ex

Compressed biomass pellets and briquettes // 2510660
FIELD: power industry.SUBSTANCE: invention relates to compressed base for use in co-combustion power aggregates and house heating, containing first particles of biomass material selected out of a group including planting stock of soy beans, sage, planting stock of corn and sunflower, and second, carbon particles, where compressed base containing first and second particles and a linking agent (algae or wax) is resistant to fragmentation. Invention relates to a method of obtaining compressed base containing biomass material, carbon particles and algae or wax as linking agent. In addition, invention describes a total of compressed bases in container for use in co-combustion power aggregates and house heating.EFFECT: compressed base resistant to fragmentation.23 cl, 1 dwg, 1 tbl
Extruded coke briquette (brec) // 2501845
FIELD: metallurgy.SUBSTANCE: invention relates to application of BREC produced by stiff vacuum extrusion.Said process comprises coke fines, mineral binder and, if required, brown-coal char to be used as reducer in metallurgical furnace. Mineral binder in production of BREC is normally a cement and, if required, bentonite. Particle size of materials of the mix for BREC production does not exceed 5 mm, BREC weight not exceeding 0.3 kg.EFFECT: optimum size, higher cold and hot strength.3 cl, 2 ex
ethod of fuel pellets production // 2497935
FIELD: oil and gas industry.SUBSTANCE: invention is related to production of fuel pellets including mixing of filler that contains wood processing waste, combustible component in the form of oil waste and binding agent where fat and oil waste from food industry are also used as combustible component and such combustible component serves simultaneously as binding agent; powdered thickener from combustible material is added to the mixture, at that at first mixing of thickener and binding agent is made in ratio of 0.2-1.0:1 during 1.5-2 minutes in order to thicken the latter, thereafter filler is introduced step-by-step into the thickened mixture and filler takes ratio of 0.5-1.0:1 to the binding agent, then mixture is stirred during 35-40 minutes till pellets of stable shape appear; then thickener is added again in quality of 10-20% of its initial weight in order to prevent sticking of pellets and the mixture is stirred for another 2-4 minutes till finished product of round pellets is received. Received fuel pellets are used for household and municipal boilers for firing up purpose.EFFECT: claimed method is simpler, more cost effective and ecologically safe.15 cl

ethod of making fuel briquettes // 2486232
FIELD: chemistry.SUBSTANCE: invention relates to a method of making fuel briquettes, which involves mixing carbon filler with ground coal, adding a binding substance and briquetting the mixture under pressure. The carbon filler, which is in form of aluminium wastes, anode paste and electrodes in amount of 25.1-85.00 wt %, is dry-mixed with ground brown coal until a 100% dry mass is obtained, followed by addition of the binding substance to the dry mass. The binding substance used is bitumen or polyvinyl alcohol in amount of 2-10 wt %, in excess of 100% of the dry mass. If polyvinyl alcohol is used as the binder, hydrophobic additives are added to the obtained mixture in amount of 1-5 wt %, in excess of 100% of the obtained mixture.EFFECT: improved properties.3 cl, 3 tbl, 2 dwg
ethod to produce coal briquettes // 2473671
FIELD: power engineering.SUBSTANCE: invention relates to the method for production of coal briquettes from coal slurry and coal fines with a binder - an aqueous solution of polyelectrolyte - a flocculant on the basis of a polyacrylamide (PAA). As an intensifying additive to increase adhesion as a charge is compressed in process of pressing, the initial solution of PAA is complemented with water-soluble surfactants from the class of polyethers based on propylene glycol. Coal briquettes are used for communal-domestic and technological purposes.EFFECT: higher efficiency of application.

Composition of chemically obtained binding agent for manufacture of coal briquettes // 2472845
FIELD: oil and gas industry.SUBSTANCE: in order to increase calorific capacity and mechanical strength of fuel briquettes obtained from small coal fractions and coal slurries, there used are resinous rejects - resin after captax manufacture. Consumption of the binding agent is 7-8 wt % of the coal material weight.EFFECT: coal briquettes with the above binding agent are used under domestic conditions for public living needs and in order to obtain the products of technological purpose when performing semi-coking processes.2 cl, 1 tbl, 5 ex

Fuel briquette, and method for its obtaining // 2468070
FIELD: oil and gas industry.SUBSTANCE: invention refers to fuel briquette that contains coke and anthracite fines, molasses as binding agent and additional binding agent - industrial vegetable oil. At that, briquettes have cylindrical shape with the following dimensions: diameter x height - 100x100 or 110x110 or 120x120 mm. The invention also refers to the method for obtaining fuel briquettes, which involves dosing, mixing of coke and anthracite fines and binding agent - molasses, briquetting of mixture under pressure of 35-50 MPa and drying of briquettes, and which differs by the fact that industrial vegetable oil is added to molasses prior to dosing at the following ratio of molasses : oil, wt %: 9-12 : 0.5-2; briquettes are arranged on trolleys and drying is performed at continuous discrete trolley movement (every 10 minutes) through the distance equal to the length of one trolley; at that, temperature vs. time drying mode is characterised with three stages: first stage - 100-300°C during 40 minutes, the second stage - 380-200°C during 100 minutes, the third stage - 200-100°C; besides, drying of briquettes at the first stage is performed with opposite flow in relation to trolley movement, and with cocurrent flow of drying agent at the second and the third stages.EFFECT: improvement of the method.5 cl, 1 dwg, 2 tbl, 3 ex

Complex binder for making coal briquettes // 2467060
FIELD: chemistry.SUBSTANCE: invention relates to organic binder for coal fuel briquettes, containing a mixture of resin wastes, consisting of different amounts of resin from captax production and still residues from fractionation production of diaphene "FP".EFFECT: coal briquettes obtained from fine coal fractions, coal sludge and sludge cake using the binder have high calorific value and mechanical strength.2 cl, 1 tbl, 4 ex
Resin binder for making coal briquettes // 2467059
FIELD: chemistry.SUBSTANCE: invention relates to binder for coal fuel briquettes, which contains resin wastes - still residues from production of diaphene "FP", which are universal surfactants.EFFECT: obtained coal fuel briquttes have high calorific value and mechanical strength.2 cl, 1 tbl, 5 ex
Fuel briquette and method of moulding said briquette // 2467058
FIELD: chemistry.SUBSTANCE: invention relates to the coal-tar industry, production of an optimum composition and method of moulding briquettes from fine particles of coal and coke, which can be used in commodity form as combustible material. The fuel briquette consists of fine carbon-containing particles with polymer binder. The binder used is aqueous solution of polyvinyl alcohol and the briquette additionally contains mineral oil, with the following ratio of components, wt %: polyvinyl alcohol - 5-10; coke or coal particles - 30-70; mineral oil - 3-7; water - the balance. The method of moulding a solid fuel briquette involves saturating fine coke or coal particles with spent oil products. Said products are added to the aqueous solution of polyvinyl alcohol and stirred. The mixture is frozen at -20°C for 20 hours and then thawed at room temperature and dried to constant weight.EFFECT: efficient recycling of wastes from a coke-chemical plant and spent oil products.2 cl, 8 ex, 1 tbl

Fuel cell // 2423412
FIELD: chemistry.SUBSTANCE: invention relates to a fuel cell made from carbonaceous material and binder. The binder consists of water and octadecylamine; or water, octadecylamine and carbonaceous material, wherein the binder is at least once passed through a disperser with differential pressure on the disperser ranging from 0.1·105 Pa to 25·105 Pa. The amount of octadecylamine in the binder ranges from 0.1 to 10%.EFFECT: invention enables to obtain a fuel cell with high moisture resistance.4 ex, 1 tbl
Fuel element - briquette, granule // 2413755
FIELD: gas-and-oil producing industry.SUBSTANCE: invention refers to heat power engineering and can be used for fabrication of solid fuel elements, particularly, briquettes and granules on base of carbon containing materials. The fuel element contains carbon containing material and binding. Peat is used as carbon containing material. Binding corresponds to mixture of water and peat. Also, mixture of water and peat at least once is passed through a disperser with pressure drop from 0.1·105 Pa to 25·105 Pa.EFFECT: increased heat generating capacity of fuel element, considerable increase of element hardness and resistance to moisture effect.2 tbl, 6 ex

ethod of salvaging automotive tires and wastes of ore mining and smelting // 2406735
FIELD: process engineering.SUBSTANCE: invention relates to briquetting of mineral resources, secondary raw material and can be used in metallurgy, machine building etc. Proposed method comprises preparing automotive tire to accumulate wastes to be salvaged, blending and filling said tire. Mix of said wastes has the following composition in wt %: fines of coke - 24, crushed tires - 5-10 mm-fractions - 10, blast-furnace dust - 10, oxide scale of electric filters - 40, blast-furnace or steel-smelting, sintering tails - 10, buhr - the rest. Note here that CaO/SiO2≈0.7-0.8 that corresponds to basic capacity of slag in acid process. Mix in tire is compacted on vibration table. Filled tires are loaded in metallurgical installation, backfilled by sinter, and tires are transferred into reducing process zone. Device to implement above described method comprises tire to accumulate aforesaid wastes. There is a hole to load wastes inside the tire made in tire outer surface. Inner slot of the tire is covered by wood or metal rim.EFFECT: higher efficiency of salvaging.4 cl, 2 dwg
Fuel brick // 2378325
FIELD: oil and gas production.SUBSTANCE: fuel brick includes crushed charcoal with particle size of 0.05 mm to 5 mm, water and bonding agent chosen from amylose, carboxymethyl cellulose, or sodium hydrosilicate or sapropel at the following component ratio, wt %: amylose of 4 to 8, or carboxymethyl cellulose of 4 to 8, or sodium hydrosilicate of 2 to 5, or sapropel of 2 to 10, water is less than 3, crushed charcoal - the rest up to 100, and density of fuel brick is 500 kg/m3 to 900 kg/m3. The proposed technical solution enlarges range of solid fuel and provides development of ecologically clean fuel bricks with high energy and strength characteristics.EFFECT: increasing combustion heat and decreasing ash content of fuel bricks, increasing their strength at throwing, improving ignition processes and catalytic combustion of fuel bricks.6 cl, 14 ex

ethod for fuel coal pellet production // 2322480
FIELD: coal conversion, particularly crown coal and peat briquetting to obtain solid fuel agglomerates for municipal industrial purposes.SUBSTANCE: method involves milling brown coal and peat to obtain particles with dimensions of not more than 2.5 mm; mixing the particles and drying thereof to obtain 20.0-21.5% moisture content; forming pellets without additional binding material usage. Peat content in mixture is 20-50% by weight. Briquetting pressure is 50±5 MPa and temperature thereof is 90±5°C or briquetting pressure is 147±10 MPa and temperature thereof is 20±5°C.EFFECT: increased efficiency.2 cl, 1 ex, 1 tbl, 1 dwg

Fuel briquette fabrication process // 2316581
FIELD: solid fuel production.SUBSTANCE: invention relates to coal processing industry, namely to brown coal briquetting technology in order to fabricate agglomerated solid fuel that could be used for community needs as well as in industry. Idea of proposed fuel briquette fabrication process resides in grinding brown coal, measuring it out for mixing with sawdust, and briquetting mixture. Mixture of brown coal having particle size below 2.5 mm and softwood sawdust is prepared without binder. At content of sawdust 17±1%, briquetting temperature 90±5°C, and specific briquetting pressure 50±2 MPa, briquettes showing compression strength at least 7.8 MPa.EFFECT: increased mechanical strength of briquettes.1 dwg, 1 tbl
Composition for preparing briquetted fuel // 2315084
FIELD: ferrous metallurgy, fuels.SUBSTANCE: invention relates to a composition used in preparing briquetted fuel. The composition used in preparing briquetted fuel comprises the following components, wt.-%: ground anthracite, 45-80; coal of sort GZH, 15-50, and coal resin and/or accumulated waste from coke-chemical industry as a binding agent, 3-7. Invention provides reducing consumption of coke and effective utilization of industrial waste.EFFECT: improved properties of composition.1 tbl
Fuel briquette fabrication process // 2298028
FIELD: manufacture of building materials.SUBSTANCE: invention relates to manufacture of molded fuel, in particular to fabrication of high-carbon fuel briquettes, which can be used when smelting cast iron in cupola-furnaces, when producing calcium carbide, silicon carbide, mineral fibers, and other materials. Process according to invention comprises mixing ground solid fuel with binder in amount 5-9% of the weight of ground solid fuel and briquetting mix followed by heat treatment of briquettes. Ground solid fuel is composed of coke fines with particle size 0.05-16.0 mm, 50-80%, and thermoantracite fines with particle size 0.05-6.0 mm, 20-50%. Binder is lignosulfonates modified with 3-5% of petroleum or petroleum products. Briquetting of mix is effected under pressure 25 MPa.EFFECT: reduced power consumption, investment and operational expenses, increased briquette fabrication productivity, and increased strength, heat resistance, and calorific value of fuel briquettes.3 ex
ethod of briquetting coal // 2268290
FIELD: briquetting brown coal in regions remote from consumer.SUBSTANCE: proposed method includes grinding the coal, heat treatment, mixing with binder and molding. Coal is mixed with binder at pyrolysis of coal fines and "chocolate"-shaped plates are molded in between polymer films.EFFECT: reduced wear of briquettes in transit; reduced consumption of binder.

Coal briquettes for reductive melting process and a method for manufacture thereof // 2264435
FIELD: sold fuels.SUBSTANCE: coal briquette contains 50% and less than at least slime and/or dust and fine coal residues as principal components, said slime and said dust including iron or iron compounds, carbon, calcium and magnesium compounds, as well as 5-20 wt parts of binder per 100 wt parts principal components. Coal briquette manufacture is also described.EFFECT: increased strength on fall and preserved satisfactory dynamic cracking on heating.15 cl, 6 tbl, 3 ex

ethod of producing fuel briquettes // 2227803
The invention relates to the field of fine processing moisture products enrichment fossil fuels and byproducts coal in domestic fuel briquetting using inorganic binders
Fuel briquettes and methods for producing briquettes (options) // 2181752
The invention relates to the technology of production of briquetted fuel and can be used for household needs, metallurgical and chemical industries

Fuel briquette // 2098460
The invention relates to fuel briquettes, which can be used in a power system and for domestic consumption
A method of obtaining a carbon-containing briquettes // 2096442
The invention relates to the technology of briquetting of coal and coke breeze, in particular the production of coal or coke briquettes

Fuel briquette "oksol" and set to obtain // 2094449
The invention relates to a process for the production of fuel briquettes from fine carbon-containing classes

The method of preparing hydrocarbon binder to the mixture with carbon-containing mixture // 2070913
The invention relates to the preparation of the binder and can be used in coke, petrochemical, chemical industry for the preparation of the binder upon receipt of graphite electrodes, briquettes, coking partially briquetted charge, in road construction in the preparation of asphalt mixes, etc

The method of obtaining coal briquettes // 2024592
The invention relates to the technology of briquetting of coal and other carbonaceous materials and can be used to obtain briquettes for coking and fuel briquettes
 
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