Patents
Sitemap › F28 - Heat exchange in general › F28C - Heat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media come into direct contact without chemical interaction › F28C 3 - Other direct-contact heat-exchange apparatus
Patents for F28C 3 - Other direct-contact heat-exchange apparatus (2,686)
12/1998
12/23/1998WO1998058221A1 Method and apparatus for cooling liquid in cooling tower
12/17/1998WO1998026236A3 Heat exchanger for refrigeration system
12/01/1998US5842497 Adjustable shear direct contact steam injection heater
11/1998
11/24/1998US5839271 Quench cooler
11/18/1998CN2297694Y Diving spiral-flow steam water heater
11/12/1998WO1998050743A1 Enhanced heat transfer system
11/10/1998US5832739 Heat exchanger for evaporative cooling refrigeration system
10/1998
10/29/1998WO1998048231A1 Cooler for particulate material
10/21/1998CN2295184Y Liquid cooling device
10/21/1998CN2295183Y Honeycomb ceramic flue gas heat-exchanger
10/13/1998US5820259 Fluid mixing apparatus
10/13/1998US5819542 Heat exchanger device
10/07/1998CN2293785Y Multiple flow acid-base resistant tube still graphite heat exchanger
09/1998
09/30/1998EP0867677A2 Cryogenic cooling tower
09/30/1998CN1039972C Structure for effective gas-liquid contact and part thereof
09/29/1998US5814189 Method for gasifying cellulose spent liquor to produce superheated steam and green liquor of low carbonate concentration
09/22/1998US5810074 Serial heat exchanger and cascade circuitry
09/22/1998US5809981 Large supercharged internal combustion engine and a method of operating a cooler for cooling the intake air of such an engine
09/16/1998EP0864833A1 Apparatus for carrying out a physical and/or chemical process, such as a heat exchanger
09/16/1998EP0864832A1 Apparatus for carrying out a physical and/or chemical process, such as a heat exchanger
09/16/1998EP0864831A1 Apparatus for carrying out a physical and/or chemical process, such as a heat exchanger
09/12/1998CA2229327A1 Apparatus for carrying out a physical and/or chemical process, such as a heat exchanger
09/12/1998CA2229306A1 Apparatus for carrying out a physical and/or chemical process, such as a heat exchanger
09/12/1998CA2229296A1 Apparatus for carrying out a physical and/or chemical process, such as a heat exchanger
09/11/1998WO1998039613A1 Method and apparatus for heat transfer
09/08/1998US5802858 Cryogenic cooling tower
09/01/1998US5800595 Spaced evaporative wicks within an air cooler
08/1998
08/27/1998WO1998037372A1 Air cooler with finned tube heat exchanger
08/26/1998EP0859940A1 Rotatable heat transfer apparatus
08/26/1998CN2289186Y Water heater
08/25/1998US5797259 Cooling air cooler for power plants
08/19/1998CN2288406Y Efficient continuous heating tower
08/19/1998CN2287992Y Gas axial-flow type rotary packed bed gas-liquid heat transfer mass transfer device
08/06/1998WO1998033577A1 Open contact reactor
08/06/1998WO1998033576A1 Open contact reactor
07/1998
07/29/1998CN1039315C Process for production of purified terephthalic acid
07/22/1998EP0853974A2 Direct contact cooling of a reactor using cryogenic liquid
07/22/1998CN1188533A Conveyor/cooler of loose materials
07/21/1998US5782080 Quench cooler for gas turbine system
07/16/1998WO1998030849A1 Quick freezer for food products in bulk with fluidisation and transfer system
06/1998
06/18/1998WO1998026236A2 Heat exchanger for refrigeration system
06/16/1998US5765631 Fluid circulation apparatus
06/16/1998US5765546 Direct contact water heater with dual water heating chambers
06/10/1998CN1184244A Air-blower cooling tower driven by secondary jetting gravitational backwater
06/09/1998US5763544 Cryogenic cooling of exothermic reactor
05/1998
05/26/1998US5756055 Two phase fluid heat exhange
05/13/1998CN1181802A Heating unit
04/1998
04/28/1998US5743638 Dual control mixing jet cooker
04/22/1998EP0836697A1 Conveyor/cooler of loose materials
04/16/1998WO1998015783A1 Air-cooling device
04/09/1998DE19640866A1 Luftkühlungsvorrichtung Air cooling device
04/08/1998CN2278194Y Shower and warming convertor for gas water-heater
03/1998
03/26/1998WO1998012487A1 Heat transferring method and heat exchanger
03/26/1998DE19744844A1 Processing-current cooling system
03/26/1998DE19638573A1 Quenching cooler used in gas turbines for cooling hot-gas current
03/25/1998EP0713414B1 Method and installation for bringing a gas and a liquid into contact with one another
03/19/1998WO1998011395A1 Serial heat exchanger and cascade circuitry
03/19/1998DE19637821A1 Wärmetauschverfahren und Wärmetauscher Heat exchange processes and heat exchanger
03/17/1998US5728273 Method and installation for bringing a gas and a liquid into contact with one another
03/10/1998US5724828 Combination direct and indirect closed circuit evaporative heat exchanger with blow-through fan
03/05/1998DE19635441A1 Heating or cooling a mixture of fine-grained and coarse-grained particles
03/03/1998US5722258 Air separation
02/1998
02/26/1998DE19633830A1 Evaporative cooler with integral filters for hot, dust-laden gases
02/17/1998US5718127 For use in fractional distiuation
02/10/1998US5715688 Apparatus and methods for cryogenic treatment of materials
02/05/1998WO1998004879A1 Apparatus for effecting heat exchange between a gas and a fine particulate material
02/04/1998EP0822202A2 Dual control mixing jet cooker
01/1998
01/21/1998CN1170867A Variable flow channel type direct vapour-water heat exchanger
01/14/1998EP0817944A1 Heating unit
01/07/1998EP0815384A1 Heat exchanger device
01/06/1998US5704779 Method and cooler for cooling particulate material
12/1997
12/18/1997WO1997047936A1 Device for cooling hot gasses
12/11/1997DE19622976A1 Vorrichtung zur Rauchgaskühlung in Rauchgasreinigungsanlagen Apparatus for flue gas cooling in flue gas cleaning systems
12/10/1997CN2270214Y Steam and water mixed water heater
12/09/1997US5695548 Method and apparatus for producing co-current fluid contact
12/09/1997US5695005 Fluid dynamic crossflow cooling tower
10/1997
10/22/1997CN2265522Y Double fluodized-bed heat exchanger
09/1997
09/24/1997CN1035926C Spray tower and method for cooling, moistening and/or purifying gas
09/11/1997DE19609014A1 Heat recovery system for forced circulation space heating system
09/10/1997CN1158979A Chilling unit
09/03/1997CN1158407A Method and apparatus for producing Co-current fluid contact
09/02/1997US5662870 Forming polyesters in fluidized beds and crystallization in heated beds then cooling and discharging
08/1997
08/19/1997US5658503 Dual phase distribution device
08/13/1997CN2259605Y Slag cooler for drum-type fluidized-bed furnace
07/1997
07/30/1997CN2258605Y Coil tube type water-water heat exchanger
07/30/1997CN1155650A Sharp cooling apparatus
07/17/1997DE19601323A1 Waste gas evaporative cooling apparatus for off-gas cooling or treatment in steel industry
07/16/1997CA2167248A1 Submerged combustion system
07/02/1997CN1153286A Apparatus for cooling solids laden hot gases
06/1997
06/25/1997CN2257010Y High-speed twin-plate type steam-water direct heat exchanger
06/25/1997CN2257009Y High-speed cylindrical steam-water direct heat exchanger
06/24/1997US5641436 Liquid-vapor contact column
06/19/1997DE19546726A1 Quench cooler for cooling hot flowing gas
06/19/1997DE19546725A1 Cooler for hot flowing gas
06/18/1997EP0779487A2 Quench cooler
06/18/1997EP0779423A2 Quench cooler
06/17/1997US5639286 Vertical fluid dynamic cooling tower
06/10/1997US5636519 Fluid commingling chamber for nitrogen processing unit
06/03/1997US5634516 Method and apparatus for treating or utilizing a hot gas flow
05/1997
05/28/1997EP0775873A1 Method and apparatus for recovering the remaining sensible and latent heat of the fumes from a furnace
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