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Class Information
Number: 261/DIG.32
Name: Gas and liquid contact apparatus > Heaters and condensers
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
5925291 Method and apparatus for high-efficiency direct contact condensation Jul. 20, 1999
5444991 Engine cooling apparatus Aug. 29, 1995
5405435 Deaerator unit with gravity circulation Apr. 11, 1995
5246633 Device for collecting used steam Sep. 21, 1993
5168922 Barometric direct-contact condenser Dec. 8, 1992
5154227 Jet condenser Oct. 13, 1992
4445023 Electric thermal storage heater system for heating fluids Apr. 24, 1984
4444246 Flash jet coolant circulation system Apr. 24, 1984
4246890 Passive solar heater fluid pump system Jan. 27, 1981
3987130 Steam and water blending system for steam vaults Oct. 19, 1976











 
 
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