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Matches 251 - 300 out of 3,478

Document Document Title
WO/1991/008173A1
A process for producing alumina is described in which the efficiency of calcination is greatly improved by utilizing a total heat exchange system in which alumina hydrate is heated stepwise in a plurality of heat exchange stages to seque...  
WO/1991/004444A1
A method and a device for preheating of a particulate fluidized bed (10). The fluidized bed is supplied with air for fluidization of bed material and for combustion of main fuel, supplied to the fluidized bed, through gas paths (40) comp...  
WO/1989/012202A1
A method of heating matter comprises supplying a gaseous mixture, which is reactable to produce heat, at a temperature above that at which spontaneous ignition occurs to a heating zone such that the gaseous mixture reacts to provide a he...  
WO/1989/011333A1
In a fluidized bed reactor, nozzles (11, 111, 211, 311) are provided for distributing fluidizing gas from a windbox (18) into the reactor while preventing the backflow of solid particles through the nozzle into the windbox. The nozzle de...  
WO/1989/008813A1
A heat exchanger in the form of a vessel for heat exchange of a pulverulent solid material and a gas, e.g. for preheating raw materials prior to a burning process by use of the hot exit gases fed to the vessel consists of a hollow cylind...  
WO/1989/008225A1
A fluid-bed combustion reactor (51) comprising a substantially vertical reactor chamber with a first inlet (9) at the reactor chamber lower portion (52) for the introduction of liquid and/or solid particulate material, and a second inlet...  
WO/1989/003968A1
Apparatus is provided for subjecting matter to fluid flow. The apparatus comprises a chamber (10) having an annular fluid inlet (14) beneath a first annular region (22) in the chamber. A second annular region (24) is contiguous with and ...  
WO/1989/000659A1
An internal circulation type fluidized bed boiler in which a fluidized bed primary combustion chamber is formed by providing above the portion of an air distributing plate from which the air having a higher mass velocity is ejected an in...  
WO/1988/008884A1
This invention relates to an ejector apparatus of a fluidized bed heat-treating furnace for performing heat-treatment of a work A put into a fluidized bed (2) by circulating an exhaust gas at the upper layer portion of a retort (1) drive...  
WO/1988/007164A1
A method of attaining a uniform flow in an elongated fluidized bed furnace, used for the purpose of preventing the expansion and uniting of bubbles in the fluidized bed, and setting the fluidized bed in a uniform flow state, so as to kee...  
WO/1988/004018A1
A fluidized bed reactor with a housing in special cast steel, in particular for drying sludges that contain combustible substances, has several superimposed square-shaped segments and an outer insulation. To obtain an improved control of...  
WO/1988/002770A1
A fluid bed reactor for treatment of refractory materials with a hot fluidizing gas and a method to use same. Both the refractory materials and the fluidizing gas are introduced from the top of the reactor. Unusually high reaction temper...  
WO/1988/002839A1
A gas diffusing nozzle device for a fluidized bed furnace having high thermal resistance and durability especially, in a high-temperature environment and capable of being manufactured at a low cost, fluidizing a fluid layer uniformly usi...  
WO/1987/007356A1
A fluidized bed reactor includes a reactor chamber, a solids separator and means for returning the separated solids to the reactor chamber. The separator has a separation chamber (7) which comprises a curved upper wall (9) and a lower wa...  
WO/1987/007362A1
Process for producing dry metal chips by entraining fluid-containing metal chips (11) in a gas, introducing the gas into a cyclone separator (52) having an internal wall (54) heated to fluid-vaporizing temperature by combustion in a surr...  
WO/1987/003668A1
A circulating fluidized bed reactor comprises a vortex chamber (4) for separating solid material from the discharge gases of the reactor. A channel (2), which directs the gases discharge from the reactor, is directed downwards. The main ...  
WO/1986/005481A1
A granular, plastic, carbon-containing refractory composition keeping workable for at least two months after the date of supply, for the lining of vessels for liquid steel such as casting ladles and transport ladles, by way of ramming, s...  
WO/1986/003986A1
A method and an apparatus for separating solid particles from flue gases in a circulating fluidized bed reactor, in which method the flue gases are led to a cyclon separator (2), wherefrom separated solid particles are discharged and ret...  
WO/1982/002247A1
Roller grate method and apparatus for simultaneously transporting, agitating and exchanging heat with a bed of solid mineral particles has elongated cylindrical horizontal rollers (15) (15') (15a') (15b') with gas passage apertures (32) ...  
WO/1982/001239A1
The specification describes arrangements in which the attemperation or control of the temperature of a fluidised bed (13) in a fluidised bed combustion unit (10) effected by means of the mixture of a variable proportion of inert gas with...  
WO/1982/000875A1
A method for preheating a rotatable fluidizable bed (106) comprises rotating the bed chamber (112) slowly to cause the particles (114) to slowly tumble and mix. During tumbling, one or more burners (150, 160) extending into the chamber (...  
WO/1982/000779A1
An improved fluidized bed-type heating reactor, into which a water containing substance such as an uranyl sulfate solution is introduced for heat-treatment. This reactor is provided with a microwave-generating means for applying microwav...  
WO/1982/000701A1
A recirculating fluidised bed furnace (Fig. 3) having a combustion chamber (4) operating at a fluidisation velocity of 10 metres per second delivering combustion products to a separating section (10) with the combustion gases flowing ove...  
WO/1981/002258A1
A method and a device, Fig 1, for sealing an opening (15, 8, 10) between two zones in a fluidized bed and/or between the bed and its surrounding (22). In the bed particles (2) are intended to be maintained suspended by means of a carrier...  
WO/1981/000296A1
A method for processing various organic materials such as lignocellulosics or biomass into more useful states, such as charcoal, carbon black, and coke, and other processed products while producing useful off-gases, includes feeding aggr...  
WO/1980/002652A1
Apparatus for reducing finely divided iron oxide material, comprising a reactor (1) containing a vertical upper reaction chamber (2) connected downwardly to a narrower, vertical reaction chamber (3) A cyclone separator (8) is connected t...  
WO/1979/000794A1
A container (1, 11) comprises a bottom (4) which is traversed by air nozzles (3). Air blown through the air nozzles (3) maintains a fluidized bed composed of inert material. Fuel is provided to the fluidized bed after it has reached the ...  
JP2019120473A
【課題】焙焼によりガスが発生する被焙焼物 であっても、焙焼後の品質と回収率を高くす ることができる流動焙焼炉を提供する。【解 決手段】流動焙焼炉10は、下側から上...  
JP2019120472A
【課題】焙焼によりガスが発生する被焙焼物 であっても、焙焼後の品質と回収率を高くす ることができる流動焙焼炉を提供する。【解 決手段】流動焙焼炉10を構成する筒状...  
JP2019113237A
[Subject] It can roast over making easy control of superficial velocity called for with a gas mass flow / cross-sectional area in a furnace efficiently, and provides a fluidized roaster which is excellent in quality and a recovery rate o...  
JP2019105415A
[Subject] In fluidized roaster 10 in which reducing part 16 was provided, a fluidized roaster which can maintain high productivity by removing a sediment which arose in extended part 17 until it results in reducing part 16 one by one is ...  
JP6466447B2  
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...  
JP2018167997A
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...  
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...  
JP6393981B2  
JP6374194B2  
JP2018096656A
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...  
JP2018079418A
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 ...  
JP2018069201A
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...  
JP6311420B2  
JP6207050B2  
JP2017156073A
To provide a treatment method and device of a fluid medium in a fluidized bed furnace that executes control for a concentration of salt in sand and a particle size, and suppresses corrosion and wear of a heat transfer tube in a fluidized...  
JP2017155959A
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...  
JP6187315B2  
JP2016534312A5  
JP6152984B2  
JP2017094227A
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...  
JP6125959B2  
JPWO2014175208A1
A main nozzle group (144) (1st nozzle group) by which a flow layer system was provided in flow Layer furnace (130), An auxiliary nozzle group (154) (2nd nozzle group) provided in flow Layer furnace , The 1st feed section (160) that suppl...  

Matches 251 - 300 out of 3,478