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JPS59501320A |
PCT No. PCT/US82/00732 Sec. 371 Date May 27, 1982 Sec. 102(e) Date May 27, 1982 PCT Filed May 27, 1982 PCT Pub. No. WO83/04189 PCT Pub. Date Dec. 8, 1983.Methods of converting raw coals into low ash fuels which are competitive with the h...
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JPS5928598B2 |
Hexitol borate salt solutions in combination with polyols effectively reduce the strength of ice crystals formed therefrom to enable solid particles coated therewith to remain substantially free flowing at temperatures as low as -20 DEG ...
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JPS59115782A |
PURPOSE: To improve the recovery rate of the combustible component that low- grade coal possess by granulating the pulverized coal and oil in the waste water produced in a reforming treatment for the low-grade coil in water and recoverin...
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JPS59105089A |
PURPOSE: To increase the efficiency of granulation and deashing of powdered coal and accomplish granulation in a short time, by adding a nonionic surfactant which is soluble in a binder oil but insoluble in water in the granulation or po...
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JPS5998195A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5923591B2 |
A method for recovering and utilizing heat of coke-oven gas, which comprises: through heat exchange with a high-temperature coke-oven gas generated from a coke oven battery and containing vaporized coal tar, vaporized low boiling point s...
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JPS5989392A |
PURPOSE: To obtain rationally a dehydrated coal having a high calorific value at a low cost with little moisture reabsorption, spontaneous ignition and a small amount of dusting, by heat-treating a coal with a high moisture content under...
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JPS5987058A |
A process for the production of beneficiated coal and coal slurries having low ash, and sulfur involving admixing coal in an aqueous medium, under high shear agitation, with a polymerizable monomer, and a liquid organic carrier thereby r...
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JPS5986696A |
PURPOSE: To granulate coal with reduced consumption of binder and high efficiency of mixing, by removing water from crushed coal by heating, separating tar by distillation, mixing it with a mineral oil-based binder and adding water for a...
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JPS5986698A |
PURPOSE: To save power for crushing and materials required for deashing, by separating finely powdered coal in which ash is concentrated in the course of coal crushing and performing deashing of the finely powdered coal only. CONSTITUTIO...
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JPS5978294A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5975992A |
PURPOSE: To prepare a fuel in fine powder efficiently from a coarsely crushed fuel containing a liquid component which is not readily solidified merely by cooling, by mixing the coarsely crushed fuel with a powder fuel and pulverizing th...
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JPS5974191A |
PURPOSE: To dehydrate water-contaning coal so that it may be ready for use without increase in water content even after it is left standing, by treating the water-containing coal with a surfactant, followed by pressing. CONSTITUTION: Coa...
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JPS5974190A |
PURPOSE: To eliminate or control efficiently generation of harmful gas such as HCl or SO2 formed in combustion, by coating the surface of synthetic resin, rubber, etc. with a specified inorganic compd. in powder. CONSTITUTION: The surfac...
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JPS5915955B2 |
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JPS5962696A |
PURPOSE: To improve low-quality coal with high water content into coal having raised calorie easily, by drying granulated coal, carbonizing it, by adsorbing a heated oil on carbonized coal which is being cooled. CONSTITUTION: Coal such a...
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JPS5951045U |
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JPS5953598A |
PURPOSE: To convert low-grade coal to higher-Btu coal, by first carrying out a dry distillation of a coarsely-ground coal, then by finely grinding the resultant coal, followed by granulation in water to suppress providing the ash formed ...
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JPS5949292A |
PURPOSE: To obtain a formed lignite having high strength, by heating lignite with microwave thereby evaporating the water and volatile component from the lignite and softening the lignite, and forming the treated lignite. CONSTITUTION: W...
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JPS5938509A |
PURPOSE: To improve the combustion efficiency of coke, by adding a general fuel oil such as waste oil or heavy oil to coke. CONSTITUTION: Coke, whereto heavy oil is added, has combustion starting temperature and completion temperature, w...
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JPS5938292A |
PURPOSE: To reform low-quality coal into hydrophobic and moisture proof coal, by coating carbonized coal with an oil obtd. by carbonizing the coal. CONSTITUTION: Crushed low-quality coal is supplied via a conduit 50 to a first fluidized ...
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JPS598385B2 |
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JPS5930895A |
PURPOSE: To make a low-grade coal into higher-Btu one, by adding an oil as the binder to an aqueous slurry of pulverized coal to prepare a deashed granulated coal followed by dry distillation of the coal to recover and remove through ext...
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JPS5922994A |
PURPOSE: To reduce the consumption of binder and to improve the deashing ratio, by granulating the particles of combustible component in wet state, separating coarse ash particles, and separating the fine coal powder from granules by a w...
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JPS5920387A |
PURPOSE: To obtain improved coal having a size capable of preventing evolving of dust durig storage and flying of the dust out of the coal yard, by coating coal from which oil has been extracted with the extracted oil followed by classif...
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JPS5918796A |
PURPOSE: To obtain a high colorific value coal with low water content even after transportation and/or storage, by distilling off tar from coal while dehydrating the coal, followed by coating the vapor of said tar on the surface of the c...
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JPS593512B2 |
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JPS5912992A |
PURPOSE: To obtain highly concentrated coal slurry with low ash content to be transported easily, by classifying crushed coal, blending it in such a way that the mixture has a specific porosity, adding a solvent to it, slurrying and deas...
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JPS5911393A |
PURPOSE: To prevent admixture of ash and to successfully granulate coal, by separating and removing the ash and moisture from the coal, and then granulating it in a hydrophobic liquid using water as a binder, in granulating hydrophilic c...
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JPS596292A |
PURPOSE: To activate petroleum coke to be used as reducing agent in the direct reduction iron manufacturing process, by impregnating petroleum coke with an alkaline earth metal compd. CONSTITUTION: Petroleum coke and an alkaine earth met...
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JPS591758B2 |
A method and a system for disposing of the pyrolysis gas generated in a pyrolyzing system to refine the same are presented in which an absorbing agent for eliminating harmful gas is introduced into a thermal reactor in such an amount tha...
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JPS596291A |
PURPOSE: To increase the yield of granulated coal by adding a binder to an aqueous slurry of pulverized coal and leading the slurry into a high-speed tank and then to a low-speed tank for granulation and by feeding an additional batch of...
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JPS591760B2 |
PURPOSE:To obtain reformed fuel oil having reduced soot and sludge generation, improved fuel efficiency, and lowered NOX emission, by treating a fuel oil with a magnetic field generator composed of a pair of specific permanent magnets pl...
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JPS58225195A |
PURPOSE: To provide a solid fuel suitable for space heating, cooking, etc., having excellent radiation, inflammable and flame-spreading, and burning characteristics, comprising a carbonanceous fuel as the main component and an infrared r...
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JPS5858284B2 |
Disclosed is a process for manufacturing an isotropic carbonaceous material having a high density and a high crushing strength which comprises the steps of (a) extracting a reformed coal from at least one component selected from the grou...
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JPS5857468B2 |
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JPS5855232Y2 |
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JPS58217594A |
PURPOSE: To prepare reformed coal equivalent to high coking coal and tar oil in good efficiency, by subjecting a mixture of low-grade coal and heavy hydrocarbon to heat treatment to obtain a heat-treated substance which is in turn furthe...
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JPS58217593A |
PURPOSE: To prepare reformed coal equivalent to high coking coal and tar oil in good efficiency, by subjecting a mixture of low-grade coal and heavy hydrocarbon to heat treatment to obtain a heat-treated substance which is in turn distil...
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JPS58215493A |
PURPOSE: To prepare coal with a low ash content efficiently with reduced power consumption, by classifying crushed coal into low-ash and high-ash coals by means of a pneumatic dressing jig and deashing the high-ash coal only by known met...
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JPS58213096A |
PURPOSE: To prepare a coal/water slurry of high concentration, low viscosity and low ash content, by crushing raw material coal into a plurality of ground coals having different particle size distributions, deashing them separately and b...
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JPS58210998A |
PURPOSE: A novel solid fuel, prepared by adding specific amounts of a potassium compound and a manganese compound to a carbonaceous fuel, e.g. coal, and having improved ignition, fire spread, combustion and desulfurization characteristic...
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JPS58206689A |
An improved method of converting a solid carbonaceous material into an improved feedstock comprising the steps of dispersing a mixture of carbonaceous and noncarbonaceous fine particles in a suspension liquid to form a first slurry; addi...
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JPS58204094A |
PURPOSE: To assure the high quality of granulated pulverized coal and improve recovery of pulverized coal in slurry, by monitoring carbon and ash concentrations in water separated from granulated coal and thereby adjusting speed and time...
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JPS58194990A |
PURPOSE: To obtain a raw material giving coke of good quality with low cost, by a process wherein coked coal is crushed, dried, and then separated into coarse coal and pulverized coal, which is deashed and thereafter mixed with the coars...
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JPS58187490A |
PURPOSE: To obtain coke having high strength and low ash content and useful as a raw material of smelting electrode, etc., from brown coal which has high water-content and is liable to spontaneous ignition, by treating a dehydrated slurr...
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JPS58185687A |
PURPOSE: To prepare formed coal with a low water content without the need of heating at the time of mixing thus reducing heat energy consumption in dry distillation, by feeding raw coal into a rotary tube drier for drying under heat and ...
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JPS58180595A |
PURPOSE: To save energy by supplying coal on an endless chain conveyer provided with a baffle laid over a bottom wall formed from a lower bottom wall having a gas inlet and an upper bottom wall having a large number of slits, and deashin...
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JPS58180594A |
PURPOSE: The titled solid fuel efficiently removing any harmful gas and capable of being burned in the same manner as coal, which is prepd. by molding a particle of synthetic resin, rubber, etc. coated with a specified inorg. compd. into...
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JPS58174493A |
PURPOSE: A carbonaceous solid fuel, prepared by adding iron oxide powder to at least the surface of a molded material obtained by adding a caking agent to carbonaceous powder, and compression molding the resultant mixture, and capable of...
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