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Class Information
Number: 62/268
Name: Refrigeration > Vacuumized chamber with open vapor or gas outlet
Description: Apparatus in which a chamber is placed under a subatmospheric temperature by removing of vapor of a liquid within the chamber.










Sub-classes under this class:

Class Number Class Name Patents
62/269 Including sorbent agent 14
62/270 System, i.e., multiple treating or fluid handling means 17


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8701426 Enhanced boiler Apr. 22, 2014
8578728 Movable air conditioner Nov. 12, 2013
8544294 Plate-based adsorption chiller subassembly Oct. 1, 2013
8528349 Vacuum food preservation system Sep. 10, 2013
8402775 Vacuum storage apparatus with sliding drawers Mar. 26, 2013
8176746 Vacuum food preservation system May. 15, 2012
8127561 Vacuum compartment in refrigerator Mar. 6, 2012
7930892 Refrigerator with continuous vacuum insulation Apr. 26, 2011
7895848 Vacuum storage apparatus with sliding drawers Mar. 1, 2011
7866178 Device and method for vacuum-sealing a cooling medium Jan. 11, 2011
7866179 Compact heat pump using water as refrigerant Jan. 11, 2011
7841201 Heat pump that evaporates water as a working liquid to generate a working vapor Nov. 30, 2010
7823394 Thermal insulation technique for ultra low temperature cryogenic processor Nov. 2, 2010
7779647 Ejector and ejector cycle device Aug. 24, 2010
7360371 Refrigerating device comprising an evacuatable storage compartment Apr. 22, 2008
7325409 Vacuum storage apparatus with sliding drawers Feb. 5, 2008
7124580 Sub-zero condensation vacuum system Oct. 24, 2006
7093455 Vapor-compression evaporative air conditioning systems and components Aug. 22, 2006
6902755 Method and apparatus of chilling slurries and liquids Jun. 7, 2005
6755043 Condenser with integrated deaerator Jun. 29, 2004
6684658 Vapor-compression evaporative air conditioning systems and components Feb. 3, 2004
6508065 System and a process for supplying fluid in hermetic circuits Jan. 21, 2003
6329005 Rapid cooling of sealed package Dec. 11, 2001
6311510 Vapor condenser with high efficiency for use in vacuum apparatus Nov. 6, 2001
6158233 Vacuum insulated refrigerator or freezer cabinet Dec. 12, 2000
6145321 Method and apparatus for cooling an aqueous liquid Nov. 14, 2000
6116030 Vacuum pump and propellant densification using such a pump Sep. 12, 2000
6090422 Refrigerator with automatic vacuum compartment and method of preserving fresh food items using the same Jul. 18, 2000
6054165 Process and apparatus for cooling high-viscosity sauces containing ingredients in the form of solid pieces Apr. 25, 2000
6038869 Method and apparatus for making spherical ice particles Mar. 21, 2000
5928699 Apparatus and method for rapid cooling of liquids Jul. 27, 1999
5906102 Cryopump with gas heated exhaust valve and method of warming surfaces of an exhaust valve May. 25, 1999
5839289 Multi-step pressure reducing apparatus and method Nov. 24, 1998
5829258 Multi-step pressure reducing method and apparatus Nov. 3, 1998
5744696 Thermal isolation system in a chromatograph Apr. 28, 1998
5740680 Deodorizing reinforced container for low pressure, low temperture and humidified storage Apr. 21, 1998
5551246 Centrifugal liquid separator and defoamer Sep. 3, 1996
5537833 Shielded cryogenic trap Jul. 23, 1996
5520008 Centrifugal compressor and heat pump comprising May. 28, 1996
5520004 Apparatus and methods for cryogenic treatment of materials May. 28, 1996
5473901 Insulation for refrigerators and freezers Dec. 12, 1995
5386703 Apparatus and methods for vacuum cooling fresh produce Feb. 7, 1995
5386872 Wasted heat driven refinery's petroleum gas recovery apparatus Feb. 7, 1995
5381675 Force-sparing balanced bellows refrigeration device Jan. 17, 1995
5375431 Apparatus and methods for vacuum cooling fresh produce Dec. 27, 1994
5351501 Method of transferring heat energy from a low to a higher temperature Oct. 4, 1994
5339645 Solar hot water cooling system Aug. 23, 1994
5320161 Gelled formaldehyde transport method Jun. 14, 1994
5317905 Refrigeration system Jun. 7, 1994
5317882 Unique water vapor vacuum refrigeration system Jun. 7, 1994

1 2 3 4










 
 
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