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JP5885113B2 |
The present disclosure relates to a coal drying system for removing water contained in coal used as a fuel of a thermoelectric power plant with superheated steam. The system prevents the incomplete combustion of the coal by removing wate...
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JP5868832B2 |
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JP5843952B1 |
To provide a method for semi-carbonizing a dried product, an apparatus thereof, and a semi-carbonized product, which can be continuously operated at low cost by improving the energy density of the dried waste in addition to preventing ig...
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JP5840292B2 |
An industrial process for treating coal in a system to lower ash content, the system comprising first and second water storage tanks, a diesel storage tank, a thermic fluid heater, a thermic fluid storage tank, a thermic fluid pump, a he...
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JP5838261B2 |
Lignite is ground and dried to obtain lignite dust in a mill with a low-oxygen gas and a drying gas inlet temperature more than ignition temperature of lignite. The dried and ground dust is discharged from the mill by a primary carrier g...
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JP5827753B2 |
A process to produce low ash clean coal from high ash coal with substantially complete solvent recovery, the process including: forming a slurry of coal fines in a N-Methyl-2-pyrrolidone (NMP) and Ethylenediamine (EDA) solution; maintain...
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JP5810836B2 |
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JP5804971B2 |
Reformed coal production equipment includes: a combustion furnace (124) for generating heated gas (11); a dry distillation gas supply pipe (101) for supplying dry distillation gas (14) generated at a dry distillation device to the combus...
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JP5805613B2 |
The purpose of the present invention is to provide a refined-coal production method and a refined-coal production device, which exhibit excellent operability, and with which droplets accompanying steam generated when dehydrating moisture...
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JP5804972B2 |
Reformed coal production equipment includes: a combustion furnace (124) generating heated gas; dry distillation gas supply pipe (101) supplying dry distillation gas (14) generated at the inner cylinder (122) of a dry distillation device ...
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JP5794726B2 |
[Problem] To provide a horizontal rotary dryer for coal, which is capable of changing powdered coal to be removed according to coal type. [Solution] A horizontal rotary dryer for coal is provided with a rotating cylinder (10) which has a...
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JP2015155569A |
To provide a method for preparing blast furnace blown coal capable of obtaining blast furnace blown coal in which slag flow failure in the blast furnace main body is unlikely to occur even if the amount of blown into the blast furnace ma...
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JP5763842B2 |
A process for treating coal to obtain lower ash content coal including: (i) pretreating high ash coal in a pretreatment unit with ultrasonic waves or microwaves, (ii) forming a slurry of coal fines in a solvent solution including N-Methy...
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JP5721647B2 |
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JP2015512470A |
The present invention is directed to methods and compositions for treating the deposition of low grade coal to suppress its natural combustion. The method comprises applying a composition comprising VAE and crude glycerin to low grade co...
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JP5683380B2 |
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JP5682917B2 |
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JP2015505862A |
The present invention relates to a reaction furnace for dry roasting for roasting biomass, and the reaction furnace for dry roasting is a chamber in which two separate regions are defined, and the biomass is mixed. A chamber integrated w...
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JP2015030738A |
To provide a method for manufacturing modified coal, capable of improving the productivity of coal having a less mercury content and a high calorific value.A method for manufacturing modified coal comprises: the dry decalcification step ...
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JP2015030737A |
To provide a method for manufacturing modified coal, capable of obtaining coal having a high calorific value and a less mercury content.A method for manufacturing modified coal comprises: the drying step S1 of drying a low quality coal 1...
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JP2015030739A |
To meet the strong requirement that ultrafine particles of calcium oxide can be generated simply at low costs in a coal-fired boiler.Coal 10 for a boiler fuel is used in a fuel for a coal-fired boiler and includes modified coal 10 in whi...
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JP2014532804A |
A reaction device (1) for crushing and roasting biomass, which is a chamber (10) internally separated by an inner wall (110) and a rotary central shaft rotatably installed in the chamber (10). The chamber (14) and the chamber (14) compri...
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JP5627907B2 |
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JP5602004B2 |
In a method for gas treatment of coal wherein coal (1, 2) is loaded on a moving mesh conveyor (111, 112) having a quadrilateral mesh and heated gas (11, 12) is circulated from above and below so as to bring the heated gas (11, 12) into c...
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JP5597778B2 |
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JP2014141619A |
To efficiently perform modification of coal such that comminuted coal is effectively dehydrated before carbonization, fine grains of dehydrated coal are removed in the dehydration process, and coarse grains of dehydrated coal undergo car...
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JP2014516377A |
This invention provides processes and systems for converting biomass into high-carbon biogenic reagents that are suitable for a variety of commercial applications. Some embodiments employ pyrolysis in the presence of an inert gas to gene...
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JP5536247B1 |
The purpose is to produce inactivated coal in a short time while preventing spontaneous combustion. A coal inactivation processing apparatus for inactivating coal with an oxygen-containing process gas, wherein the coal inactivation proce...
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JP5523463B2 |
An improved organo-refining process to produce low ash clean coal from high ash coal, comprising: mixing coal, solvent and a co-solvent to produce a slurry; feeding the slurry to a reactor by pumping; extracting a coal-solvent mixture fr...
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JP5515625B2 |
To provide a process for modifying coal using a biomass which includes carbonizing the biomass to produce a biomass coal with increased calorific value while permitting modification of low-grade coal. The process for modifying coal using...
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JP5511702B2 |
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JP5511855B2 |
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JP5498692B2 |
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JP5482657B2 |
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JP5473734B2 |
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JP5456073B2 |
A coal deactivation treatment device for deactivating of coal by means of a treatment gas that is a mixture of air and nitrogen gas is provided with, among other things: a treatment column inside of which coal flows from the top to the b...
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JP5454501B2 |
To provide carbonaceous material reforming equipment capable of economically preventing the occurrence of NOx in a low temperature region.In the carbonaceous material reforming equipment 10, a surface-coated carbonaceous material is prod...
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JP5449479B2 |
A rotary kiln-type coal dry-distillation device that: rotatably supports an inner tube inside an outer tube; supplies heating gas to the interior of the outer tube; moves dried coal from one end side of the inner tube to the other end si...
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JP5444151B2 |
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JP5437191B2 |
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JP5412418B2 |
The coal deactivation apparatus including: a separating device that separates out a portion of the beneficiated coal deactivated in the main treatment apparatus; a main evaluation apparatus into which the sample of the beneficiated coal ...
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JP2014019854A |
To obtain a heating value approximately same as that of high-grade coal by dehydrating low-grade coal with high efficiency, and to improve safety by suppressing spontaneous combustion.A solid fuel producing apparatus includes: a carboniz...
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JP2014009327A |
To remove water from a hydrous solid raw material such as peat, lignite, brown coal, subbituminous coal, biomass and waste, and to improve gasification efficiency.A solid raw material production apparatus 150 includes: a contact part 160...
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JP5329391B2 |
In embodiments of the present invention improved capabilities are described for a method of cleaning a solid fuel that may provide a starting solid fuel sample data relating to one or more characteristics of a solid fuel to be treated by...
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JP2013217588A |
To provide a method of drying low grade coal which suppresses reduction of output and efficiency of a thermal power plant, reduces problems such as sulphate corrosion, and can dry low grade coal, when the low grade coal such as brown coa...
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JP2013203760A |
To provide a dehydration system of low-grade coal, capable of reducing the amount of a used dehydrating agent.A dehydration system of low-grade coal has a chemical dehydration system (C) for bringing the low-grade coal into contact with ...
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JP5303716B2 |
To provide modified ash obtained by modifying coal ash produced by burning coal, a method of manufacturing the same and a cement composition effectively using the coal ash. The coal is pulverized by a pulverizer 101 in a thermal power sy...
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JP2013181664A |
To provide a coal dryer capable of securely drying coal while suppressing decline in heat exchanger effectiveness with coal caused by dry gas and occurrence of erosion.A coal dryer 10 includes: a grate 11 capable of holding supplied mate...
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JP2013181174A |
To provide coals increased in combustion calorie, which is inexpensive and does not generate environmental pollution, and which is obtained by improving the composition of coals having much moisture and weak thermal power, such as peats ...
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JP2013173832A |
To provide modified coal production equipment capable of easily producing modified coal by performing deactivation of even the raw material coals having various compositions under necessary and sufficient conditions.Modified coal product...
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