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Class Information
Number: 34/75
Name: Drying and gas or vapor contact with solids > Apparatus > With means to treat gas or vapor > By vapor condensation > Direct contact with cooling substance
Description: Apparatus in which the vapors directly contact the cooling substance such as cold water or ice.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8667703 Method and apparatus for controlling cooling temperature and pressure in wood veneer jet dryers Mar. 11, 2014
8555520 Accelerated evaporation process and apparatus utilizing re-circulating loops Oct. 15, 2013
8069581 System for purifying contaminated soil Dec. 6, 2011
7882647 Dryer Feb. 8, 2011
7458171 Dehumidifier clothes dryer apparatus Dec. 2, 2008
7449107 Dehydration toilet having an infusion odor capturing steam and water recovery system Nov. 11, 2008
7185447 Drying device for drying a gas Mar. 6, 2007
7160362 Method and device for cleaning air Jan. 9, 2007
7070393 Method for regulating a compressor installation with a dryer and compressor installation used therewith Jul. 4, 2006
6966124 Drum washing machine Nov. 22, 2005
6966203 Washing-drying machine Nov. 22, 2005
6931754 Freeze-drying apparatus Aug. 23, 2005
6732446 Cooling device for wafer machine May. 11, 2004
6658757 Method and apparatus for separating hydrocarbons from material Dec. 9, 2003
6651358 Heat transfer fluids and methods of making and using same comprising hydrogen, helium and combinations thereof Nov. 25, 2003
6434857 Combination closed-circuit washer and drier Aug. 20, 2002
6354369 Condensing and extraction apparatus Mar. 12, 2002
6279357 Washer dryer Aug. 28, 2001
6178659 Vacuum apparatus for multiple-bed industrial hide driers, and drier including the apparatus Jan. 30, 2001
6173508 Sewage organic waste compaction and incineration system integrated optionally with a gas turbine power driver exhaust and/or other separate heat source Jan. 16, 2001
6112426 Thermal compression plant with heat recovery for vacuum dryers and dryer incorporating said plant Sep. 5, 2000
6101737 Apparatus and method for drying a semiconductor member Aug. 15, 2000
5943880 Cooling apparatus, cooling method, and processing apparatus Aug. 31, 1999
5855077 Apparatus for drying semiconductor wafers using isopropyl alcohol Jan. 5, 1999
5702245 Conveyor for processing equipment having gas flow compensation Dec. 30, 1997
5628122 Lint remover for a clothes drying machine May. 13, 1997
5606878 Clothes washing machine with improved water recovery tank Mar. 4, 1997
5582509 Circulating aspirator with improved temperature control Dec. 10, 1996
5515775 Apparatus for treatment of solid material May. 14, 1996
5443540 Apparatus and method for drying substrates Aug. 22, 1995
5346674 Process and apparatus for removal of impurities from flue gases Sep. 13, 1994
5335590 Apparatus for treatment of solid material Aug. 9, 1994
5315766 Vapor device and method for drying articles such as semiconductor wafers with substances such as isopropyl alcohol May. 31, 1994
5289641 Chemical vapor trap and vacuum drying system including same Mar. 1, 1994
5230167 Removal or organics and volatile metals from soils using thermal desorption Jul. 27, 1993
5115576 Vapor device and method for drying articles such as semiconductor wafers with substances such as isopropyl alcohol May. 26, 1992
4977688 Vapor device and method for drying articles such as semiconductor wafers with substances such as isopropyl alcohol Dec. 18, 1990
4913222 Air/air heat exchanger using water as heat exchange medium Apr. 3, 1990
4850117 Condensation and recovery of solvent and other vapors Jul. 25, 1989
4642904 Energy conserving process for drying a clay slurry Feb. 17, 1987
4622758 Method of and a device for drying a paper web or the like Nov. 18, 1986
4506515 Refrigerating-cycle heat pump purifying system for condensable gaseous mixtures of dry-cleaning plants Mar. 26, 1985
4459763 Tray drying chamber Jul. 17, 1984
4424633 Apparatus for heating and drying articles Jan. 10, 1984
4403948 System for separation of volatile substances from waste gases Sep. 13, 1983
4375959 Waste heat recovery in asphalt mixing plant Mar. 8, 1983
4348817 Drying apparatus Sep. 14, 1982
4319410 Dryer system for drilling mud cuttings Mar. 16, 1982
4270283 Air recycling apparatus for drying a textile web Jun. 2, 1981
4270281 Combined drum washer and drying arrangement Jun. 2, 1981

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