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JP2013534272A |
A method for torrefaction of lignocellulosic biomass using a torrefaction reactor vessel having stacked trays, the method including: continuously feeding the biomass to an upper inlet of the torrefaction reactor vessel such that the biom...
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JP5199110B2 |
A process of upgrading coal with carbon dioxide, comprising the steps of: providing a carbon dioxide-containing fluid having a carbon dioxide concentration greater than that of air; allowing the carbon dioxide-containing fluid to contact...
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JP5186134B2 |
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JP2013006907A |
To provide a method for producing ashless coal at low cost even if the ashless coal is produced through solvent extraction.This method for producing the ashless coal comprises: a separation step S1 of mixing coal and a solvent capable of...
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JP5100960B2 |
A method of inhibiting deposit formation in a jet fuel at temperatures above 150° C., whilst not substantially adversely affecting the water separability of the jet fuel. The method includes the step of adding at least one copolymer, te...
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JP2012246436A |
To provide a method for manufacturing a charcoal material causing a low generation rate of NOx at the time of coal combustion by decreasing a nitrogen content in coal.In this technique for decreasing the nitrogen in coal, the nitrogen co...
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JP2012219140A |
To provide a method for molding a solid fuel capable of enhancing crushing strength of the obtained solid fuel, without adding a binder.The method for molding the solid fuel includes a pretreatment process of crushing roughly coal of low...
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JP2012219139A |
To provide a coal molded body which is the one using low-grade coal, has a sufficiently high initial strength immediately after molding and a minimal drop in strength thereafter despite a history of heating, water absorption and the like...
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JP2012215317A |
To provide a wet raw material supply device, a fluidized bed drying facility and a wet raw material supply method for stably supplying wet raw materials to the fluidized bed drying device while suppressing wet raw materials from being ad...
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JP5069376B2 |
A method of processing coal to remove sulfur and other contaminants by mixing coal in a solution of aqueous ammonia having a selected concentration range (preferred range of 3%-5%) of ammonia to water in a reaction vessel. The mixing cau...
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JP5020435B2 |
A fuel additive for use in the treatment of liquid hydrocarbon fuels to reduce polluting emissions during the combustion of such fuels wherein the additive composition is formulated to contain mineral seal oil, mineral spirits, a glycol ...
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JP5020434B2 |
A fuel additive for use in the treatment of liquid hydrocarbon fuels to reduce polluting emissions during the combustion of such fuels wherein the additive composition is formulated to contain mineral seal oil, mineral spirits, a glycol ...
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JP4971955B2 |
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JP4939731B2 |
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JP4939662B1 |
To provide a coal reforming system capable of improving thermal efficiency at low equipment cost and without occurrence of caulking. A coal reforming system includes a drying furnace 10 for drying low-grade coal, a dry distillation furna...
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JP4936358B2 |
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JP2011225874A |
To provide a system and a method for chemical treating of coal.The system and method include a heat integrated coal treating system having a two-stage coal treating process (28). The two-stage treating process (28) may include a hydroflu...
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JP2011214810A |
To reduce an energy loss in a pressure reducer of a heat pump in utilizing the steam generated in drying low-grade coal, in heat exchange in reheating a heat source for drying the low-grade coal by the heat pump.This low-grade coal dryin...
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JP2011201944A |
To provide a low grade coal drying apparatus in which the energy consumption for drying low grade coal is suppressed by using a waste heat source etc., which is originally less usable, to improve the efficiency of high energy of an entir...
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JP4786646B2 |
Carbonaceous materials are thermally upgraded in a pressurized steam environment to remove moisture and other byproducts. A variety of water/solid separation devices may be employed in a process vessel to maximize moisture removal from t...
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JP2011168693A |
To provide a coal drying method in a pulverized coal production facility in which the temperature of a hot wind producer can be increased from the early stage of combustion to result in sufficient drying of the coal.In the pulverized coa...
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JP2011162866A |
To provide a method for producing a highly reactive carbonaceous material for producing a pig iron which can easily produce a carbonaceous material having high reactivity using carbonaceous material such as ordinary coke and biomass char...
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JP4734406B2 |
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JP2011521191A |
Autothermal torrefaction devices, which can be either stationary of mobile, are provided and include a torrefaction chamber having a chamber inlet for receiving biomass and at least one chamber outlet. The torrefaction chamber can be sub...
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JP4719298B1 |
A coal reforming apparatus includes: a dryer body provided to dry low-quality coal; a pyrolysis body which pyrolyzes the dried coal thus dried; and a briquetter which compression-molds the pyrolyzed coal thus pyrolyzed. The coal reformin...
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JP2011127010A |
To provide coal reforming equipment improving thermal efficiency by effectively utilizing thermal energy than before.The coal reforming equipment 100 includes: a burner 120 for drying which generates combustion gas 7 for drying; a dryer ...
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JP4708463B2 |
A method for manufacturing hyper-coal is characterized by comprising a first slurry heating step (S1) for heat-treating slurry prepared by mixing coal and an aromatic solvent, a first separation step (S2) for separating the heat-treated ...
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JP4689658B2 |
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JP2011080073A |
To provide a method for upgrading the energy content for charging a carbonaceous material.The carbonaceous material is thermally upgraded in a pressurized steam environment to remove water and other byproducts. For a variety of sold/wate...
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JP2011074386A |
To provide a method and system for removing fly ash by treating coal with hydrogen fluoride and thereafter, regenerating substantially all of the hydrogen fluoride used during the process (thereby significantly reducing the amount of HF ...
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JP4660608B2 |
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JP4647000B2 |
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JP2011037937A |
To provide a method for producing modified coal which can inhibit spontaneous ignition at low cost without using a volatile component such as tar separated and collected by dry distillation.The method for producing modified coal includes...
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JP2011037938A |
To provide an apparatus for modifying coal which can greatly save labor, cost and time required for treatment for inhibiting spontaneous ignition of coal.The apparatus 100 for modifying coal includes: a drying unit 111 for drying low-qua...
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JP4634900B2 |
A raw material slurry in which a coal is mixed with a mixed oil containing a heavy oil and a solvent oil is subjected to a water vaporization treatment with a vaporizer, and is subjected to solid-liquid separation with a mechanical solid...
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JP4603620B2 |
Provided is a manufacturing method for a briquetted solid fuel that can reduce the briquetting cost while maintaining the strength of the briquetted product. A mixed oil that includes a heavy oil and a solvent oil, and a porous coal are ...
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JP2010265455A |
To provide a method for producing clean treated coal and silicon dioxide by efficiently separating coal and fly ash comprising a metal oxide, silicon dioxide and a sulfur compound. The method for producing treated coal 38 and practically...
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JP4580011B2 |
Modified solid fuel manufacturing method and modified solid fuels manufactured using the manufacturing method. When solid fuels are manufactured by crushing low grade coal, mixing the crushed low grade coal with solvent oil to prepare a ...
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JP4537080B2 |
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JP2010159381A |
To provide a formed article and a briquette fuel produced by using crushed powder of a carbonized vegetable which is a resource regenerable without applying a load to the environment and a lignophenol derivative extracted and separated f...
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JP2010523935A |
The present invention harvests and utilizes fluidized bed drying technology and waste heat streams augmented by other available heat sources to dry feedstock or fuel. This method is useful in many industries, including coal-fired power p...
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JP2010137118A |
To provide a grinding aid for coal, which can allow the grinding efficiency of coal to be improved drastically and can contribute to further improvement of the combustion efficiency of a pulverized coal-fired boiler and to provide a meth...
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JP4483280B2 |
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JP2010100687A |
To efficiently perform each step of acid washing, water washing, and drying for carbonized matter.The device comprises tanks including a sulfuric acid tank 1, a water tank 2, and a drying tank 3, the tanks being upward opened and aligned...
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JP4440919B2 |
Methods and compositions for inhibiting corrosion of metal surfaces in a furnace system are disclosed. In one aspect of the invention, pulverized coal is burned as fuel in the presence of a copper ion catalyst/combustion aid. Corrosion i...
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JP4414394B2 |
A process for demineralizing coal includes the steps of forming a slurry of coal particles in an alkali solution, the slurry containing 10-30% by weight coal, maintaining the slurry at a temperature of 150-250° C. under a pressure suffi...
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JP4396944B2 |
A method for dewatering water-containing coal which includes heating the water-containing coal at a temperature of 100 to 350°C under a pressure not less than a saturated steam pressure at the temperature for the heating, while applying...
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JP2010500527A |
A method for improving the combustion properties of a coalcomprises treating said coal with a metal porphyrin. The invention also provides a coal having a metal porphyrin deposited thereon, and a method of producing heat, comprising comb...
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JP2009286959A |
To provide a production technology of a solid fuel, capable of recovering more used solvent oil than those in conventional methods.This method for producing the solid fuel comprises a mixing process of mixing a mixed oil containing a hea...
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JP4369779B2 |
An apparatus for producing solid fuel includes a passage for introducing a supernatant in a mixing tank into a portion between the bottom of the mixing tank and a first slurry pump of a first slurry circulating passage using a third pump...
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