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)
03/1998
03/18/1998CN1176680A Gas actuated slide valve in a screw compressor
03/11/1998CN1176026A Linear motor compressor and its application in cooling system
03/10/1998US5724832 Self-cleaning cryogenic refrigeration system
03/10/1998US5724821 In an air conditioning system
02/1998
02/25/1998CN1174294A Variable speed drive refrigerant compressor, and refrigeration cycle apparatus including the same
01/1998
01/28/1998EP0820569A1 Self-cleaning low temperature refrigeration system
01/27/1998US5711165 Refrigerating apparatus and refrigerant compressor
01/27/1998US5711161 Bypass refrigerant temperature control system and method
01/21/1998EP0819333A1 Linear motor compressor and its application in cooling system
01/21/1998EP0650574A4 Cryogenic refrigerator with single stage compressor.
01/13/1998US5706850 Oil diffuser
01/06/1998US5704216 Refrigerating unit
12/1997
12/10/1997EP0811123A1 Gas actuated slide valve in a screw compressor
12/09/1997US5694780 Condensed liquid pump for compressor body cooling
11/1997
11/20/1997WO1997043585A1 Series connected primary and booster compressors
11/18/1997US5688433 Ammonia refrigerating machine, working fluid composition and method
11/11/1997US5685331 Oil level regulator
11/11/1997US5685168 Refrigerating apparatus
11/11/1997US5685163 Refrigerating apparatus
10/1997
10/23/1997WO1997039292A1 5 OR 8 kW REFRIGERATING SYSTEM AND CENTRIFUGAL COMPRESSOR ASSEMBLY FOR SAID SYSTEM
10/23/1997WO1997039291A1 Refrigerating system and centrifugal compressor assembly for said system
10/23/1997CA2253195A1 5 or 8kw refrigerating system and centrifugal compressor assembly for s aid system
10/21/1997US5678418 Air-conditioner
10/21/1997US5678412 Method for changing lubricant types in refrigeration or air conditioning machinery using lubricant overcharge
10/14/1997US5675978 Oil management apparatus for a refrigeration chiller
10/08/1997CN1161407A Internal combustion engine, and air conditioner using same
10/07/1997US5673570 Oil equalizing operation control device for air conditioner
10/03/1997CA2197361A1 Improved suction inlet connector for hermetic compressor
10/01/1997EP0698201B1 Method of replacement of a lubricant in cooling systems
09/1997
09/30/1997US5671607 Compression refrigeration machine
09/03/1997EP0793068A1 A supply and protection device for a hermetic compressor of a refrigeration machine, a connector device for the connection of electrical components, and a hermetic compressor of a refrigeration machine provided with such a device
09/03/1997CN1158510A hermetic compressor
09/03/1997CN1158403A Back pressure control for improved system operative efficiency
08/1997
08/13/1997EP0789060A1 Gasket for compressor of refrigerator or the like
08/06/1997EP0787245A1 Electromechanical oil level regulator
08/05/1997US5653125 Compressor with isolated motor windings
08/05/1997US5653119 Refrigerating system incorporating therein a variable capacity refrigerant compressor
07/1997
07/29/1997US5651257 Polyether lubricant
07/10/1997WO1997024415A1 Refrigerating machine oil and refrigerator using same
07/02/1997EP0782163A2 Thermally actuatable auxiliary electrical switch apparatus
07/02/1997CN1153552A Refrigerating apparatus, and refrigerator control and brushless motor starter used in same
06/1997
06/25/1997CN1152675A Rolling-wheel type expansion machine
06/24/1997US5640854 Scroll machine having liquid injection controlled by internal valve
06/17/1997US5638690 Method and apparatus for the cleansing of oil from refrigerating machines and heat pumps
06/11/1997EP0778451A2 Motor cooling in a refrigeration system
06/10/1997US5636528 Cooling method and system therefor
06/05/1997WO1997020177A1 Condensed liquid pump for compressor body cooling
06/04/1997CN1150996A Compressor oil level control device
06/03/1997US5634345 Oil monitoring system
05/1997
05/27/1997US5632155 Air-conditioning apparatus with an indoor unit incorporating a compressor
05/14/1997EP0773415A2 Back pressure control for improved system operative efficiency
05/06/1997CA2106647C Valved discharge mechanism in a refrigerant compressor
04/1997
04/09/1997EP0767197A1 Insulating film for use in motor of refrigeration compressor
04/08/1997US5617739 Self-cleaning low-temperature refrigeration system
03/1997
03/26/1997EP0764821A2 Compressor oil level control
03/25/1997US5613368 Refrigeration apparatus and methods
03/12/1997EP0760928A1 A method and apparatus for the cleansing of oil from refrigerating machines and heat pumps
03/06/1997WO1997008502A1 Method for removal of acid from compressor oil
03/05/1997EP0760074A1 Refrigerating apparatus, and refrigerator control and brushless motor starter used in same
03/05/1997EP0600131B1 Refrigeration device using hydrofluorocarbon refrigerant
03/04/1997US5606872 Compression type refrigerator
03/04/1997CA2036212C Wobble plate type refrigerant compressor having a ball-and-socket joint lubricating mechanism
02/1997
02/25/1997US5605058 Air conditioning system, and accumulator therefor and manufacturing method of the accumulator
02/18/1997US5603227 Back pressure control for improved system operative efficiency
02/18/1997US5603222 Cooling method and system for a compressor of a refrigerating system
02/12/1997CA2177944A1 Permanent magnet motor driven compressor
02/11/1997US5600959 Method of replacing the lubrication product in refrigeration systems
01/1997
01/23/1997WO1997002729A1 Compressor with control electronics
01/22/1997CN1140803A Scroll compressor having suction check valve
01/15/1997EP0753722A2 Monitoring system for liquid level control
01/07/1997US5590539 Refrigeration apparatus and methods
01/01/1997CN1139450A Lubrication of refrigeration compressors
12/1996
12/31/1996US5588871 Terminal box for hermetic compressors
12/25/1996CN1138770A Fuzzy logic control of liquid injection for motor cooling
12/24/1996US5586450 Plural compressor oil level control
12/19/1996WO1996041106A1 Liquid compressor cooling
12/18/1996EP0739401A4 Cryogenic mixed gas refrigerant
12/12/1996WO1996039601A1 Oil monitoring system
12/10/1996US5582022 Economizer control for two-stage compressor systems
11/1996
11/28/1996WO1996037741A1 Falling film evaporator with vapor-liquid separator
11/20/1996EP0743496A2 Refrigeration system using hydrofluorocarbon refrigerant
11/05/1996US5570583 Cooling of compressor lubricant in a refrigeration system
10/1996
10/30/1996EP0739401A1 Cryogenic mixed gas refrigerant
10/30/1996CN1134536A Refrigerating apparatus
10/23/1996EP0738859A2 Refrigeration system using hydrofluorocarbon refrigerant
10/23/1996EP0738858A2 Method of assembling refrigeration system using hydrofluorocarbon refrigerant
10/10/1996WO1996031937A1 Linear motor compressor and its application in cooling system
10/10/1996WO1996031569A1 Gasket for compressor of refrigerator or the like
10/08/1996US5561987 Falling film evaporator with vapor-liquid separator
10/03/1996WO1996030695A1 Self-cleaning low temperature refrigeration system
10/02/1996CN1132343A Integrated electric power supply unit, particularly for household appliances
10/02/1996CN1132336A Air conditioner
09/1996
09/24/1996US5557944 Refrigerating unit
09/24/1996US5557937 Vapour compression systems
09/19/1996WO1996028700A1 Refrigerating apparatus, and refrigerator control and brushless motor starter used in same
09/18/1996EP0516816B1 Oil recovery system for low capacity operation of refrigeration systems
09/18/1996CN1131459A Oil balancing operation control device for air conditioner
09/18/1996CN1131458A Refrigerator
09/17/1996US5555956 Low capacity centrifugal refrigeration compressor
09/04/1996EP0730128A1 Fuzzy logic control of liquid injection for motor cooling
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