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JPH0515955B2 |
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JPH0515929B2 |
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JPH0515954B2 |
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JPH05501002A |
PCT No. PCT/SE90/00604 Sec. 371 Date Mar. 11, 1992 Sec. 102(e) Date Mar. 11, 1992 PCT Filed Sep. 21, 1990 PCT Pub. No. WO91/04444 PCT Pub. Date Apr. 4, 1991.A method and a device for preheating a particulate fluidized bed which is suppli...
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JPH058393U |
[Purpose] The purpose is to shorten the opening time of the fluidized bed when charging and extracting the treated material into the fluidized bed furnace. [Constitution] In a batch type fluidized bed furnace provided with a fluidized be...
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JPH057057B2 |
A method and an apparatus for calcining pulverulent raw material, in particular cement raw meal, wherein the material is calcined suspended in a stream of hot gas in a calcining zone (4) in an overheated atmosphere by burning fuel in a s...
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JPH04366388A |
PURPOSE: To enhance an operating efficiency without complicating a device and a control system by providing a branch tube for discharging part of powder ore to a feed tube from a primary solid/gas separator to a rises, and connecting the...
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JPH04136498U |
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JPH0449441Y2 |
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JPH04506700A |
Process and furnace for producing clinkered cement pellets from pellets of cement-forming batch materials without melting, fusion and agglomeration of said pellets. The furnace comprises an elongate vertical suspension shaft having top, ...
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JPH04332385A |
PURPOSE: To provide a fluidized bed type furnace for surface treatment for enabling a plurality of surface treatments in the same fluidized bed type furnace. CONSTITUTION: A fluidized bed type furnace for surface treatment is provided wi...
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JPH0472154B2 |
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JPH04323359A |
PURPOSE: To obtain a surface-treating fluidized-bed type furnace for forming plural surface-treating beds in the same furnace. CONSTITUTION: This surface-treating fluidized-bed type furnace is provided with a reaction vessel 1, fluidizin...
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JPH0471152B2 |
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JPH04314832A |
PURPOSE: To correct the lowered efficiency of reduction treatment and the lowered use rate of gas due to the circulation of pulverized ore whose reduction rate has already been increased and whose percentage to be reduced has already bee...
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JPH0468529B2 |
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JPH04308011A |
PURPOSE: To indicate a new method for producing tungsten metal particles of controlled particle sizes high in purity by reducing tungsten oxide WOX (X is ≥2.5). CONSTITUTION: This method depends on a two-stage fluid bed process, and, a...
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JPH0467111B2 |
A jet stream injection device for use in a heat exchanger of a fluidized-bed type in which a flat jet stream is injected toward a heat transmission coil of the heat exchanger from below this coil so that is runs along said cell so as to ...
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JPH04301025A |
PURPOSE: To improve reducing efficiency of powdery ore and the productivity by making heights of plural reducing gas supplying nozzles arranged at bottom part in a fluidized bed reduction furnace as gradually lowering from downcomer side...
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JPH04295507A |
PURPOSE: To regenerate waste (material to be regenerated) contaminated with pollutants such as industrial dusts, slurries, mill scale, waste sand and the like into reusable materials, by separating the pollutants therefrom or destructing...
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JPH0459011B2 |
A fluidized-bed reactor composed of modular steel castings is assembled from a support frame, a sliding frame and reactor housing segments on the frames so as to be able to withstand the temperatures and temperature gradients to which th...
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JPH04263089A |
PURPOSE: To easily clean off org. matter on the surface of a member without polluting the working environment by passing the member with org. matter sticking on its surface through a high-temp. fluidized-bed furnace and a water bath. CON...
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JPH04263786A |
PURPOSE: To control the peak value of the amount of organic gas, much amount of which is generated temporarily, when parts, to which organic substance is adhered, are treated in a fluidized bed type heating and cleaning furnace. CONSTITU...
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JPH0453578B2 |
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JPH04222388A |
PURPOSE: To supplement sand type heat medium automatically to a fluidized bed kiln effecting molding work by setting a plastic molding mold on fluidized heat medium. CONSTITUTION: A supplementing means 30, consisting of a tank 31, a pipi...
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JPH04215839A |
PURPOSE: To provide a method and an apparatus capable of drying or heat- treating a water-containing particulate product which contains particles apt to form a lump in a fluidized bed without using a feeding means equipped with a lump br...
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JPH04214186A |
PURPOSE: To provide a sealing method and its device which are capable of effectively sealing the leakage of heat medium particles from an inlet 23 and an outlet 24 of front drive fiber in a flame resistant device 10 which serves as a flu...
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JPH04210226A |
PURPOSE: To use even corrosive gas or high temp. gas as the gas for fluidization by constituting a gas dispersion part of the dispersion cloth which is formed of heat resistant and anticorrosive inorganic fiber and has numberless small o...
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JPH0431517Y2 |
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JPH0431234Y2 |
A process for the preparation of acicular ferromagnetic metal particles, consisting essentially of iron, by reducing acicular iron oxides and/or iron oxide hydroxides, which are either pure or are modified with conventional foreign metal...
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JPH0444187B2 |
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JPH0429359Y2 |
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JPH0429239Y2 |
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JPH0470999U |
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JPH04161791A |
PURPOSE: To obtain a circularly fluidized layer having small SOx discharge amount by providing first, second circulating systems for coupling first, second collectors to a combustion chamber, and controllably composing a particle size to...
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JPH0432792B2 |
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JPH0463953U |
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JPH0429932B2 |
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JPH0422614B2 |
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JPH04116112A |
PURPOSE: To clean diffuser pipes one by one by appropriately closing a shutoff valve and without shutdown by providing plural waste gas diffuser pipes furnished with a shutoff valve at the bottom of a furnace. CONSTITUTION: Plural diffus...
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JPH04110410A |
PURPOSE: To effectively prevent stickiness and growth of dust to a dispersion plate by constituting the dispersion plate in a fluidized bed type pre-reduction furnace with plural rotatable bar-like bodies parallelly arranged at the suita...
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JPH04110406A |
PURPOSE: To effectively prevent stickiness and growth of dust to a dispersion plate, particularly inner faces of nozzle holes by hanging down bar body or chain body as shakable in inner part of each nozzle hole in the dispersion plate fo...
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JPH0415303Y2 |
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JPH0499808A |
PURPOSE: To stably reduce a powdery ore even in a continuous operation for long time by arranging multi-steps of heat resistant bars as grate-state rotably and horizontally shiftably in a gas introducing part of a circulating fluidized b...
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JPH0416706B2 |
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JPH0416705B2 |
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JPH0415180B2 |
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JPH0415181B2 |
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JPH0410558Y2 |
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JPH048992Y2 |
A fluidized bed reactor is provided with heat exchange coils for controlling the temperature of the fluidized bed, with only vertically oriented sections of the coils exposed to the erosive conditions in the fluidized bed. The vapor-liqu...
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