Patents
Patents for F27B 15 - Fluidised-bed furnaces; Other furnaces using or treating finely-divided materials in dispersion (2,303)
10/1997
10/08/1997CN1161718A Arrangement in a wall and method of coating wall
10/07/1997US5675071 For the non intrusive determination of average particle velocity
10/07/1997US5674310 Adjusting flow rate of reaction gas fed into suspension smelting furnace steplessly by changing position of adjusting members installed in reaction gas channel near its end
10/07/1997CA2034334C Cement shaft suspension furnace and process
09/1997
09/30/1997CA2108893C Pulsed atmospheric fluidized bed combustor apparatus and process
09/09/1997US5665949 Cyclone separator
09/04/1997WO1997032174A1 Method for the calcination of calcium carbonate bearing materials
08/1997
08/12/1997US5656243 Fluidized bed reactor and process for performing reactions therein
08/07/1997WO1997028408A1 Method and apparatus for continuous treatment of particulate material
07/1997
07/24/1997WO1997026097A1 Method of regenerating casting sand
07/16/1997EP0783652A1 Method and device for feeding fuel into a fluidized bed
07/10/1997WO1997024463A1 Device of three-stage fluidized bed furnace type for reducing fine iron ore
07/03/1997WO1997023655A1 2-stage fluidized bed furnace for pre-reducing fine iron ore and method for pre-reducing fine iron ore using the furnace
07/02/1997EP0781597A2 Passive acoustics process to monitor transfer lines of a reactor
06/1997
06/25/1997CN2257008Y Circulation fluidized bed boiler transformed by chain boiler
06/25/1997CN1035239C Fluidization and cooling nozzle for fluidized bed system
06/23/1997CA2192488A1 Passive acoustics process to monitor transfer lines of a reactor
06/11/1997EP0777758A1 Arrangement in a wall and a method of coating a wall
05/1997
05/27/1997CA2085050C Fluidized bed apparatus
05/15/1997WO1997017473A1 Duplex procedure for the production of metals and metal alloys from oxidic metal ores
05/09/1997WO1997016690A1 Fluidized bed reactor with gas distributor and baffle
05/09/1997WO1997016244A1 Method of returning a finely-divided solid extracted from a reactor vessel using a gas
05/09/1997CA2237935A1 Fluidized bed reactor with gas distributor and baffle
04/1997
04/16/1997EP0767764A1 Plant for heat treatment of lumpy material
04/15/1997US5620521 Method for surface treatment
04/09/1997EP0766748A1 Direct reduction process for iron oxide-containing materials
04/03/1997WO1997012188A1 Fluidized bed lime kiln
03/1997
03/18/1997US5612003 Fluidized bed wtih cyclone
03/12/1997EP0597092B1 Apparatus for obtaining granulated product
03/12/1997CN1145112A A pressurized reactor system and a method of operating the same
03/06/1997WO1997007881A1 Method and apparatus for treating a bed of particulate material
03/05/1997CN1144323A Method and apparatus for feeding reaction gas and solids
02/1997
02/27/1997WO1997007073A1 Method and system for multi-stage calcining of gypsum to produce an anhydrite product
01/1997
01/28/1997US5597628 Lining
01/21/1997US5595599 Fluidized bed furnace
12/1996
12/17/1996US5585071 Mixing gas with solids to form suspension, seperating gas from particles in particle separator, returning solids to mixing chamber
12/17/1996US5584910 Preheating iron ore and fluxes including fines, reducing to sponge iron, melting in presence of carbon carriers and oxygen-containing gas to produce reducing gas, passing first portion to reducing zone, purifying second portion
12/11/1996CN1137786A Method and apparatus for making cement clinker by firing
12/05/1996DE19618845A1 Reaction gas and particle feed to a suspension furnace
12/03/1996US5580241 Multistage circulating fluidized bed
12/03/1996US5580002 Grinding while fluidizing bed with hot gas used to calcine material
11/1996
11/13/1996CN2240132Y High-efficiency rotary-drum material cooler
11/12/1996US5573689 Fluidized bed reactor for preparing metal nitride
10/1996
10/29/1996US5569435 System to separate suspensions of catalyst particles and reacted mixture of hydrocarbons
10/29/1996US5568776 Fluidized bed hearth floor
10/22/1996US5566750 Method and apparatus for cooling hot gases
10/15/1996US5565016 Method for suspension smelting
09/1996
09/26/1996WO1996029435A1 Process for reducing ore fines and arrangement for carrying out the process
09/26/1996CA2215678A1 Process for reducing ore fines and arrangement for carrying out the process
09/18/1996EP0539529B1 Process for control of multistage catalyst regeneration with partial co-combustion
09/18/1996CN2235595Y Decomposition furnace
09/11/1996EP0730910A2 Circulating fluidized bed reactor
08/1996
08/28/1996EP0728714A1 Method and apparatus for making cement clinker by firing
08/27/1996US5550858 Heat treat furnace with multi-bar high convective gas quench
08/21/1996CN1129313A Coal drying and grading device using fluidization-layer
07/1996
07/31/1996CN1127864A Bottom plate of fluidized bed combustion chamber
07/25/1996WO1996022492A1 Process for incinerating material in a fluidised bed
07/16/1996US5536167 Method and apparatus for sintering cement clinker
07/16/1996US5535991 Plant for producing molten pig iron or molten steel pre-products
07/09/1996US5534046 Process for producing molten pig iron or molten steel pre-products
06/1996
06/18/1996US5526582 Pressurized reactor system and a method of operating the same
05/1996
05/09/1996DE4442126C1 Nozzle base for fluidised bed firing system
05/09/1996DE4439565A1 Valve for dispensing feed of fine ash into fluidic bed reactor
04/1996
04/30/1996US5511725 Method and nozzle for supplying paste fuel to a fluidized bed
04/30/1996CA2111039C Retort wall construction
04/23/1996CA2093632C Coolant controlled ir (infrared) heat treat apparatus
04/11/1996WO1996010657A1 Arrangement in a wall and a method of coating a wall
04/04/1996WO1996010151A1 Method and device for feeding fuel into a fluidized bed
04/03/1996EP0457923B1 Fluidized bed gas sparger
03/1996
03/28/1996WO1996009497A1 A device for feeding paste into a fluidized bed, a method for dissolving or preventing plugs in a nozzle and a method for preventing material from a fluidized bed from penetrating into a nozzle
03/21/1996DE19501504C1 Plant for burning material in eddy layer
03/14/1996WO1996007622A1 Method and apparatus for making cement clinker by firing
03/12/1996CA2085365C Fluidized bed with submerged infrared lamps
02/1996
02/28/1996EP0698765A2 Fluidized bed combustion system and method, having a multi compartment variable duty recycle heat exchanger
01/1996
01/31/1996CN2218915Y Boiling furnace for spray drying tower of building ceramics
01/11/1996WO1996000703A1 Plant for heat treatment of lumpy material
01/11/1996DE19521979A1 Making waste dusts inert, esp. residues from foundry sand regeneration
01/10/1996EP0493497B1 A method and a device for preheating a fluidized bed
01/04/1996WO1996000304A1 Direct reduction process for iron oxide-containing materials
01/03/1996EP0605623B1 Method and nozzle for supplying paste fuel to a fluidized bed
12/1995
12/26/1995US5478985 Heat treat furnace with multi-bar high convective gas quench
12/26/1995US5478234 Apparatus for manufacturing cement clinker
12/20/1995EP0687856A1 Hearth of a fluidized bed furnace
12/20/1995EP0548219B1 Lining
12/20/1995CN1113451A Centrifugal separator
12/06/1995EP0685267A1 Centrifugal separator
12/05/1995CA2034871C Method and apparatus for feeding reacting substances into a smelting furnace
11/1995
11/22/1995CN1030309C Method and apparatus for producing cement clinker
11/07/1995US5463968 Fluidized bed combustion system and method having a multicompartment variable duty recycle heat exchanger
11/07/1995CA2045584C Fluidized bed gas dispersing device
10/1995
10/12/1995WO1995027173A1 A pressurized reactor system and a method of operating the same
10/10/1995CA1337241C Method for smelting reduction of iron ore and apparatus therefor
09/1995
09/27/1995EP0673681A1 Method of treating fine ore
09/27/1995EP0581869B1 Pulsed atmospheric fluidized bed combustor apparatus and process
09/26/1995US5453255 Self-supporting; hydrorefining catalyst regenerators
08/1995
08/24/1995DE19505339A1 Suspension melting of finely divided sulphur-contg. ores
08/23/1995CN1107183A Method and apparatus for suspension smelting
08/22/1995US5443022 Fluidized bed reactor and method utilizing refuse derived fuel
08/10/1995DE4403634A1 Gas particle filter cone assembly
08/10/1995DE19500962A1 Method and appts. for high-temperature treatment of fine-grained solids in a melting cyclone
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