Patents
Sitemap › F25 - Refrigeration or cooling; Combined heating and refrigeration systems; Heat pump systems; Manufacture or storage of ice; Liquefaction or solidification of gases › F25B - Refrigeration machines, plants, or systems; Combined heating and refrigeration systems; Heat pump systems › F25B 31 - Compressor arrangements
Patents for F25B 31 - Compressor arrangements (3,736)
05/1999
05/11/1999US5901559 Method of operating an oil lever regulator system
05/06/1999WO1999013299A3 Liquid level sensor
05/05/1999CN1216098A 5 or 8 kw refrigerating system and centrifugal compressor assembly for said system
05/04/1999US5899091 Refrigeration system with integrated economizer/oil cooler
04/1999
04/29/1999WO1999020718A1 Lubricating oil for compression refrigerator and refrigerating/air conditioning apparatus using the same
04/22/1999DE19812171C1 Operation of a motor vehicle air conditioning system having a compressor with lubricant circulation
04/20/1999US5894740 Refrigerating plant
04/20/1999CA2151428C Cooling system for a compressor of a refrigerating system
04/14/1999EP0820569A4 Self-cleaning low temperature refrigeration system
04/07/1999EP0907058A2 A terminal box for a refrigeration compressor
04/01/1999DE19842019A1 Carbon dioxide refrigerant cycle
03/1999
03/25/1999WO1999014511A1 Sliding member and refrigerating compressor using the same
03/24/1999EP0903835A1 Axial flow pump/marine propeller
03/23/1999US5884498 Turborefrigerator
03/23/1999US5884494 Oil flow protection scheme
03/23/1999CA2156076C Cooling of compressor lubricant in a refrigeration system
03/18/1999WO1999013299A2 Liquid level sensor
03/18/1999WO1999013225A1 Oil flow protection scheme
03/17/1999CN1210961A Refrigerant compressor
03/17/1999CN1210948A Refrigerant compressor and refrigerating apparatus
03/16/1999US5881564 Compressor for use in refrigerator
03/16/1999CA2244282A1 Refrigeration device for variable operating conditions
03/09/1999US5879581 Composition for use in refrigeration cycle and refrigerating apparatus
03/03/1999EP0899522A2 Device for preventing compressor damage due to oil shortage at very low suction temperatures, particularly for vehicle refrigeration compressors
03/03/1999EP0899520A2 Refrigerating cycle apparatus
03/03/1999EP0787245B1 Electromechanical liquid level regulator
03/02/1999US5875640 Multi-story air conditioning system with oil return means
02/1999
02/24/1999EP0898127A2 Refrigerating/air-conditioning apparatus
02/24/1999CN1209159A Refrigerating machine oil and refrigerator using same
02/24/1999CN1208842A Refrigerating/air-conditioning apparatus
02/23/1999US5873255 Digital control valve for refrigeration system
02/17/1999CN1208460A Compressor mounting arrangement
02/09/1999US5870014 Thermally actuatable auxiliary electrical switch apparatus
02/09/1999US5868001 Suction accumulator with oil reservoir
02/03/1999EP0894651A2 Refrigeration cycle apparatus
02/03/1999EP0861190A4 Method and apparatus for charging pressurized systems
01/1999
01/27/1999EP0626443B1 Ammonia refrigerating unit, working fluid composition to be used in said unit, and lubrication of ammonia compressor
01/20/1999EP0726930B1 Lubrication of refrigeration compressors
01/14/1999DE19726943A1 Kältemittelkompressor Refrigerant compressor
01/13/1999EP0890891A1 Thermostatic valve
01/12/1999US5857349 Refrigerating apparatus, and refrigerator control and brushless motor starter used in same
01/07/1999WO1999000600A1 Refrigerant compressor
01/07/1999DE19728199A1 Device for compressing coolants
12/1998
12/22/1998CA2174200C Scroll compressor having a suction check valve
12/17/1998WO1998057104A1 Start-up method and apparatus in refrigeration chillers
12/16/1998EP0884478A1 Lubricating and barrier system for compressor
12/15/1998US5848538 Oil and refrigerant pump for centrifugal chiller
12/09/1998EP0882780A1 Refrigerating machine oil and refrigerator using same
12/09/1998CN1041110C 润滑剂组合物 The lubricant composition
12/02/1998EP0881393A1 Hermetic compressor and refrigerating air condioners using it
12/02/1998EP0840870A4 Oil level control apparatus
12/02/1998CN1200468A Refrigerating apparatus, refrigerator, air-cooled type condenser unit for refrigerating apparatus and compressor unit
11/1998
11/26/1998WO1998053204A1 Enclosed compressor and cooling system
11/24/1998US5839886 Series connected primary and booster compressors
11/12/1998DE19719563A1 Equipment, especially refrigerator
10/1998
10/27/1998US5826636 Method and apparatus for charging pressurized systems
10/21/1998CN1196472A Seal compressor and refrigeration air-condition device using said compressor
10/06/1998US5818131 Linear motor compressor and its application in cooling system
09/1998
09/30/1998CN1194359A Refrigerant circulation device and assembling method for refrigerant loop
09/03/1998DE19708428A1 Refrigerating plant
09/02/1998EP0861190A1 Method and apparatus for charging pressurized systems
08/1998
08/24/1998CA2228779A1 Two-piece piston
08/20/1998WO1998036229A1 Oil return from evaporator to compressor in a refrigeration system
07/1998
07/15/1998CN1187603A Refrigerator
07/14/1998US5778697 Accumulator for refrigeration system
07/08/1998EP0852324A1 Refrigerant circulating apparatus and method of assembling a refrigerant circuit
07/08/1998EP0852323A2 Refrigerant circulating system
07/07/1998US5775883 Rolling-piston expander apparatus
07/01/1998CN1186209A Turborefrigerator
06/1998
06/24/1998CN1185572A Air conditioner returning cooling machine oil back to compressor by economizer and control method thereof
06/24/1998CN1185543A Refrigrant compressor and cooling device carried with said compressor
06/24/1998CN1185534A Reciprocating type refrigerating compressor
06/23/1998US5768911 Refrigerating compressor oil cooling probe device
06/17/1998EP0848214A2 Method of returning refrigerator oil of air conditioner
06/17/1998CN1185202A Falling film evaporator with vapor-liquid separator
06/17/1998CN1184893A Piston type compressors and pistons
06/10/1998EP0846926A2 Refrigerant circulating system
06/10/1998EP0846925A2 Refrigerant circulating system
06/10/1998EP0846751A2 Refrigerant circulating system
06/10/1998EP0846749A1 Refrigerator
06/09/1998US5761914 Oil return from evaporator to compressor in a refrigeration system
06/04/1998DE19648902A1 Low temperature production method by mixture Joule-Thomson process
05/1998
05/27/1998EP0844300A2 Refrigerant circulating system
05/20/1998EP0843093A2 Oil diffuser for a compressor
05/13/1998EP0840870A1 Oil level control apparatus
05/13/1998CN1181490A Compressor for use in refrigerator
05/05/1998CA2144573C Oil management system for screw compressor utilized in refrigeration system
04/1998
04/29/1998EP0838640A2 Oil level equalizing system for plural compressors
04/28/1998CA2217514A1 Oil level equalizing system for plural compressors
04/22/1998EP0836797A1 Compressor with control electronics
04/16/1998DE19642165A1 Laundry dryer has condensate pump with dual function
04/16/1998DE19642164A1 Laundry dryer
04/01/1998EP0832961A2 Refrigerant compressor and cooling apparatus comprising the same
04/01/1998EP0690970B1 Cooling of compressor lubricant in a refrigeration system
03/1998
03/31/1998US5732568 Refrigerating cycle
03/31/1998US5732564 Heat pump apparatus and method for stable operation with inhibition of foaming
03/31/1998CA2113043C Scroll compressor unloader valve
03/26/1998WO1998012468A1 Self-cleaning cryogenic refrigeration system
03/26/1998WO1998012109A1 Method and apparatus for charging pressurized systems
03/19/1998WO1998010854A1 Accumulator oil filter/orifice having an extended tube
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