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 1 - Direct-contact trickle coolers, e.g. cooling towers
Patents for F28C 1 - Direct-contact trickle coolers, e.g. cooling towers (2,772)
10/1999
10/13/1999CN2343559Y Steam-water direct mixed heat exchanger
10/13/1999CN2343558Y Two-way heat exchanger
10/05/1999US5961784 Method for reducing the consumption of fresh water in a paper mill by means of a cooling tower
09/1999
09/29/1999CN2341104Y Cooling lower support and limiter therefor
09/28/1999US5958308 Cooling tower
09/22/1999CN2339955Y Efficient wet air cooling device
09/15/1999EP0942249A2 Combination direct and indirect closed circuit evaporative heat exchanger
09/02/1999WO1999044002A1 Cooling tower
08/1999
08/31/1999US5944094 Dry-air-surface heat exchanger
08/18/1999CN2333997Y Aerated cooling device
07/1999
07/20/1999US5925291 Method and apparatus for high-efficiency direct contact condensation
07/07/1999CN2327974Y Cooling device for cooling tower
06/1999
06/30/1999CN1221103A Energy-free cooling tower
06/23/1999CN2325742Y Water wheel rotating guid-rod screw type vertical shell-tube cooler for industrial frigeration system
06/17/1999WO1999030096A1 Hybrid cooling tower
06/16/1999EP0922191A1 Dry-air-surface heat exchanger
05/1999
05/26/1999CN2320972Y Bamboo grid device for filling cooling tower
05/12/1999EP0915312A2 Cooling tower
05/05/1999CN1215830A Combination direct and indirect closed circuit evaporative heat exchanger with blow-through fan
04/1999
04/28/1999CN1215149A Gravity water return secondary spray cooling tower
04/14/1999EP0907794A1 Method for reducing the consumption of fresh water in a paper mill by means of a cooling tower as well as a cooling tower
04/01/1999WO1999015846A1 Rotating disk evaporative cooler
03/1999
03/31/1999CN1212359A Dry type cooling tower air-controlled design scheme
03/24/1999CN2311742Y Polygon tetrahedral air intake lateral flow cooling tower
03/18/1999DE19739725A1 Wet and dry cooling tower operating process
03/17/1999EP0902247A2 Operating method for a dry / wet cooling tower
03/17/1999EP0902246A2 Operating method for a dry / wet cooling tower
03/17/1999CN2310971Y Flow divider
03/03/1999EP0899532A1 Packing element for cooling towers
02/1999
02/24/1999CN1042261C Wind-controlling properties testing system for dry-type cooling tower
02/10/1999CN2307271Y Non-filler multilayer barrel superimposed heat radiation water tower
02/03/1999CN1206826A Cooling water tower capable of automatically regulating and changing energy according to load
01/1999
01/13/1999EP0764258B1 Device for incorporating the purified-gas ducts from a fossil-fuel power station desulphurization plant in a natural-convection wet cooling power
01/13/1999CN2304095Y Tightly-closed cooling tower
12/1998
12/30/1998CN2302493Y Cooling tower with once-through and cross-current
12/29/1998CA2085278C Improved water treatment system
12/23/1998WO1998058221A1 Method and apparatus for cooling liquid in cooling tower
11/1998
11/18/1998CN2297503Y Noise elimination casing for cooling tower
11/04/1998CN1197921A Choke-preventing and temperature lowering device for p-phthalic acid mother liquor
10/1998
10/14/1998CN2294441Y Sealed cooling tower
10/06/1998US5816318 Combination direct and indirect closed circuit evaporative heat exchanger
10/01/1998WO1998042434A1 Method and apparatus for high-efficiency direct contact condensation
09/1998
09/30/1998CN2293041Y 热风循环湿式空气冷却器 Hot air circulation wet air cooler
09/22/1998US5811035 Multiple purpose panel for cooling towers
09/16/1998CN2291634Y Water distributor for counter-current cooling tower of glass fibre reinforced plastic
09/09/1998CN2290829Y Instantly heating heat exchanger
09/01/1998US5800743 Cooling tower
08/1998
08/26/1998EP0688240B1 Cooling tower water distribution
08/05/1998EP0794829A4 Cooling tower and method of construction
08/05/1998CN2287285Y High effective energy-saving dropping style cooling tower
07/1998
07/07/1998US5775409 Cooling tower
07/07/1998CA2124361C Combination direct and indirect closed circuit evaporative heat exchanger
06/1998
06/23/1998US5770117 Upper and lower crossflow film fill stack for a cooling tower
06/17/1998EP0848224A2 Cooling tower with forced ventilation and operating method therefor
06/16/1998CA2011909C Lightweight cooling tower with cruciform columns
06/10/1998CN1184244A Air-blower cooling tower driven by secondary jetting gravitational backwater
05/1998
05/06/1998CN1180828A Recovery device for floating water of glass fibre reinforced plastics cooling tower
04/1998
04/23/1998WO1998016785A1 Apparatus for recovering the cooling fluid of heat exchange circuits
04/22/1998EP0616551B1 Modular cooling tower
04/09/1998DE19640865A1 Cooling tower using evaporation of water
04/02/1998DE19651848C1 Forced ventilated cooling tower
04/01/1998EP0746407A4 Dual layered drainage collection system
03/1998
03/10/1998US5724828 Combination direct and indirect closed circuit evaporative heat exchanger with blow-through fan
03/05/1998WO1998009128A1 Dry-air-surface heat exchanger
02/1998
02/11/1998CN1173143A Cooling tower and method of construction
01/1998
01/14/1998EP0714499B1 Process for improving the expansion of the flue gases produced during the starting phase of a power station and given off into the atmosphere via the cooling tower
12/1997
12/17/1997CN2270957Y Cooling tower with four fan device
12/17/1997CN2270956Y Glass fibre reinforced plastic cooling tower with repressing noise device
12/10/1997EP0811819A2 Hybrid cooling plant with open circuit
12/09/1997US5695005 Fluid dynamic crossflow cooling tower
11/1997
11/27/1997WO1997044523A1 Method for reducing the consumption of fresh water in a paper mill by means of a cooling tower as well as a cooling tower
11/27/1997CA2255931A1 Method for reducing the consumption of fresh water in a paper mill by means of a cooling tower as well as a cooling tower
10/1997
10/15/1997EP0801282A1 Apparatus for restarting one of at least two heat exchangers in parallel
10/02/1997DE19611627A1 Hybrid cooling tower for power station
09/1997
09/17/1997EP0794829A1 Cooling tower and method of construction
09/09/1997US5664433 Indirect and direct evaporative cooling system
09/02/1997US5663536 Sound attenuation assembly for air-cooling apparatus
08/1997
08/13/1997EP0789212A2 Cooling tower
08/13/1997EP0789211A2 Heat dissipation unit for cross flow type cooling tower and process for making the same
08/13/1997CN2259604Y Vertical fluid dynamic cooling tower
08/06/1997CN2258978Y Reflection type glass fiber reinforced plastic wind tube
07/1997
07/16/1997EP0688240A4 Cooling tower water distribution
06/1997
06/17/1997US5639286 Vertical fluid dynamic cooling tower
06/11/1997CN1151504A Sound attenuation assembly for air-cooling apparatus
05/1997
05/21/1997CN1034972C Spray propulsion ventilating cooling tower
05/07/1997EP0772016A2 Cooling tower
05/02/1997EP0770843A1 Hybrid cooling plant for cooling water or other fluids
04/1997
04/16/1997EP0768505A2 Sound attenuation assembly for air-cooling apparatus
04/03/1997WO1997012188A1 Fluidized bed lime kiln
03/1997
03/26/1997EP0764258A1 Device for incorporating the purified-gas ducts from a fossil-fuel power station desulphurization plant in a natural-convection wet cooling power
03/06/1997DE19532102A1 Welding process for e.g. the internal cladding of cooling tower with hot flue gases
01/1997
01/29/1997CN1141599A Dual layered drainage collection system
12/1996
12/18/1996EP0748998A2 Process for contolling the air flow rate in a wet-dry cooling tower
12/11/1996EP0747649A2 Process for starting up a natural draft cooling tower, and corresponding cooling tower
12/11/1996EP0746407A1 Dual layered drainage collection system
11/1996
11/27/1996CN1136839A Wet air cooling tower comprising anti-freeze device
11/20/1996CN2240701Y High-effect low-noise transverse flow cooling-tower
11/20/1996CN1136164A Cooling tower with streamline on full flow channel
10/1996
10/29/1996US5569415 Cross-flow cooling tower with reduced upper inboard fill section
10/23/1996EP0738861A2 Combination direct and indirect closed circuit evaporative heat exchanger
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