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JP7102965B2 |
To provide a fluidized roaster capable of roasting a roasting object uniformly and highly efficiently, even for a case of requesting high purity of the roasting object after roasting.A fluidized roaster 10 is provided with a cylindrical ...
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JP7046352B2 |
To provide a noble metal concentration method that can concentrate a noble metal by reducing environmental load.A noble metal concentration method has the step in which, in a mixture of a first solid noble metal containing a noble metal ...
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JP7044995B2 |
To provide a fluidization roasting furnace capable of improving quality and the rate of collection after roasting even with respect to objects to be roasted that cause gas due to roasting.A fluidization roasting furnace 10 is provided wi...
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JP2021188093A |
To provide a facility for producing reduced iron and a method for producing reduced iron, capable of reducing fine ore in a high yield at a low cost by using a fluidized bed.A facility for producing reduced iron includes: a granulating a...
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JP6969088B2 |
To move a fluid medium while preventing property change of the fluid medium.A fluid bed system 100 includes: a sealed first fluid bed chamber 212 where a fluid bed of a fluid medium is formed, which has a first insertion port 212a from w...
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JP6939498B2 |
To provide a fluidized roasting furnace 10 provided with a speed reduction part 16 capable of maintaining high productivity by successively removing deposits produced at an expansion part 17 till the speed reduction part 16.There is prov...
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JP6939582B2 |
To provide a fluidization roasting furnace capable of improving quality and the rate of collection after roasting even with respect to objects to be roasted that cause gas due to roasting.A cylindrical furnace core 11 composing a fluidiz...
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JP6939519B2 |
To provide a fluidization roasting furnace capable of efficiently performing roasting and excellent in the quality and recovery rate of an object to be roasted by facilitating the control of a superficial velocity obtained by a gas flow ...
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JP6898128B2 |
To provide an apparatus for producing titanium tetrachloride that is capable of preventing corrosion of a bottom plate constituting a dispersion plate of the apparatus for producing titanium tetrachloride to thereby prolong apparatus ope...
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JP6870231B2 |
To provide a method capable of efficiently producing high quality nickel oxide containing a small amount of impurities such as a sulfur content by roasting using a fluidized roasting furnace in producing nickel oxide by roasting nickel h...
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JP6834387B2 |
To predict aggregation of a fluid medium in advance.A fluidized layer system 100 has a fluidized layer reactor 110 for forming a fluidized layer of a fluid medium and burning or gasifying a raw material containing an alkali metal by the ...
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JP6812523B2 |
To provide a reactor which can prevent a gas supply part provided on a bottom wall surface from being abraded and worn out.A reactor 3 includes protruding parts 31, 32 protruding from side wall surfaces 3f, 3g, 3h, 3k, on which a protect...
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JP6809197B2 |
To prevent property change of fluidized medium, and move the fluidized medium at low cost.A fluidized bed system 100 includes: a first fluidized bed chamber 212 having a first input port 212b provided on a first side wall 212a, and a fir...
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JP6653186B2 |
To provide a fireproof structure in which a difference in thermal elongation amount between a fireproof material layer and a casing is reduced more than that of the prior art, peeling-off of the fireproof material layer or damage of a su...
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JP6642059B2 |
To provide a fluidized calcination furnace which can reduce an uncombusted rate in an outlet of the fluidized calcination furnace, and can perform sufficient calcination while preventing clogging in a preheater even when coal and oil cok...
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JP6629050B2 |
Disclosed is a reacting furnace wherein a gas is supplied from a gas supply section that is provided in a bottom wall surface, and a flowing state of a fluid is formed. The reacting furnace is provided with: a protection material, which ...
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JP6612655B2 |
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JP6576193B2 |
The invention provides a refractory, a method for manufacturing a refractory and a melting furnace. To provide a refractory (a tuck stone) suitable as a glass melting furnace refractory and capable of improving thermal insulation propert...
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JP2019152384A |
To provide a fluidization roasting furnace which can sufficiently increase a flow rate of gas to fully roast roast objects even when a demand for the purity of the roast objects after roasting is high.A fluidization roasting furnace 10 i...
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JP6466447B2 |
A system comprises a furnace, a fluidized bed assembly and a powder bed. The fluidized bed assembly is positioned in the furnace and comprises an outer chamber having an outer chamber inlet for receiving gas, an inner chamber positioned ...
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JP2019007682A |
To provide a sunlight introduction port opening/closing structure of a grain heating type solar heat reduction furnace capable of surely opening/closing a sunlight introduction port even in a narrow region.Since a sunlight introduction p...
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JP2018159523A |
To provide an unburnt carbon-containing coal ash reformer and an unburnt carbon-containing coal ash reforming method capable of efficiently burning and removing unburnt carbon in the unburnt carbon-containing coal ash.An unburnt carbon-c...
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JP6393981B2 |
A fluidized calciner is provided which allows a reduction in the rate of unburned fuel at an outlet of a fluidized calciner to enable sufficient calcination while preventing possible occlusion in a preheater, even when pulverized coal of...
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JP6374194B2 |
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JP6311420B2 |
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JP6207050B2 |
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JP6187315B2 |
The present invention provides a fluidized calciner which can perform sufficient calcination by reducing a rate of unburned fuel at an outlet of the fluidized calciner while preventing occlusion in a preheater. In the present invention, ...
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JP6152984B2 |
The object of the invention is a method for enhancing the operation of a circulating mass reactor (1), which circulating mass reactor (1) comprises a fluidized-bed chamber (8) provided with a fluidized bed (108), means for separating flu...
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JP6125959B2 |
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JP6023716B2 |
The invention relates to a method for controlling the thermal balance of a suspension smelting and to a suspension smelting furnace. The suspension smelting furnace, comprising a reaction shaft (1), a lower furnace (2), and an uptake (3)...
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JP5977033B2 |
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JP5951623B2 |
A process for forming an outer diffusion surface layer on a metal substrate or member includes in a first activation stage of an inert particulate refractory material and a metal based material including metals and metal halides. An iner...
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JP5909397B2 |
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JP2016509662A |
Aspects of the reaction chamber liner used in the heated silicon deposition reactor are disclosed. The liner comprises an upper portion, a central portion made of a material other than the stainless steel alloy, and a lower portion conta...
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JP5880783B2 |
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JP2016023355A |
To heat an object to be treated homogeneously to control temperature easily.A heat treatment furnace comprises: a treatment tank reserving heat-transfer medium; and heating means heating stored materials in the treatment tank and uses an...
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JP5852604B2 |
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JP5834411B2 |
To provide a fluidized bed apparatus which can sinter a treating material while an organic solvent used for the coating of a particulate is not emitted into the atmosphere and the particulate is not deposited.The fluidized bed apparatus ...
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JP5790740B2 |
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JP5766516B2 |
To provide a cylindrical fluidized-bed furnace which allows thermal reaction in a wide area within a fluidized bed, for preventing a char from entering a noncombustible material.The cylindrical fluidized-bed furnace includes a cylindrica...
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JP5711794B2 |
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JP5688785B2 |
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JP5686798B2 |
A method for producing cement clinker in a plant that includes: a first cyclone preheater and a second cyclone preheater for preheating first and second portions of a raw material, respectively; a precalcinator using a combustion gas for...
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JP5661197B2 |
A process and a plant for treating ore concentrate particles containing valuable metal and having at least arsenic and sulfur containing components. The process comprises a two-stage roasting process comprising a first roasting step and ...
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JP2014228266A |
To provide a fluidization roasting furnace having such a structure as one in which an entire fluidization roasting furnace is not required to be newly manufactured and a labyrinth function not discharging inner combustion gas in the flui...
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JP5612199B2 |
A process for producing hot metal includes partially reducing granular raw materials containing iron oxide with a carbonaceous reducing agent in a fluidized bed reactor at a temperature of at least 850° C. so as to obtain a reduced mixt...
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JP5605508B2 |
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JP5584759B2 |
A fluidized bed reactor includes a bottom portion, a roof portion, and side walls vertically extending between the bottom portion and the roof portion, forming a reaction chamber of the reactor. At least one side wall of the reaction cha...
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JP5582792B2 |
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JP5524159B2 |
To prevent generation and adhesion of clinkers in a discharge chute for discharging sand in a gasification melting furnace whose throughput is increased.The gasification melting furnace is provided with a gasification furnace allowing a ...
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