Resources Contact Us Home
Browse by Category: Main > Industrial
Class Information
Number: 261/DIG.32
Name: Gas and liquid contact apparatus > Heaters and condensers

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

  Recently Added Patents
Piperazinyl methyl phenyl cyclohexane compound
Insulated container sleeve
Tablet computer
Method and system for fail-safe call survival
Method for exchanging data concerning an electronic transaction
Synchronization of communication equipment
Soliciting first party in communication session to maintain call when degradation of connection to second party is anticipated
  Randomly Featured Patents
Inhibitors of HCV NS5A
Metal case for circuit board for horizontal or vertical mounting
Clutch and control mechanism for fifth wheel
Scalpel assembly
Electrostatic chuck and manufacturing method for the same, and alumina sintered member and manufacturing method for the same
Method and apparatus for geophysical exploration using GMR sensors
Pacifier with lip clip
Fire-retardant cellulose insulation and process for making same
Method of developing automated banking machine instructions
Filter control circuit