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)
12/1987
12/08/1987US4711617 Rotary compressor
11/1987
11/19/1987EP0245958A2 Gas compressor
11/17/1987US4706470 System for controlling compressor operation
10/1987
10/27/1987US4702089 Device for returning oil to at least one compressor in a cooling or refrigerating system
10/06/1987US4697431 Refrigeration system having periodic flush cycles
09/1987
09/15/1987US4693736 Oil cooled hermetic compressor used for helium service
08/1987
08/26/1987EP0233305A1 Heat pump
07/1987
07/21/1987US4680939 Process for producing heat and/or cold by means of a compression engine operating with a mixed working fluid
07/21/1987CA1224340A1 Compressor oil return system for refrigeration apparatus and method
07/15/1987EP0229037A2 Heat exchanger
07/14/1987US4679986 Energy conserving refrigeration apparatus and method
07/14/1987US4679980 Gravity insensitive inventory control device for a two-phase flow system
06/1987
06/16/1987US4672822 Refrigerating cycle apparatus
06/09/1987US4671081 Device for collecting lubricating oil in a turbo-refrigerator
06/02/1987US4669279 Motor cooling apparatus for refrigerator
06/02/1987US4669272 Variable displacement refrigerant compressor of variable angle wobble plate type
03/1987
03/24/1987US4651539 Heat pump
03/18/1987CN86201843U Cylinder head for compressor
02/1987
02/24/1987US4645429 Rotary compressor
02/04/1987EP0210349A2 Encapsulated rolling-piston compressor
12/1986
12/30/1986US4631926 Method of obtaining low temperatures and apparatus for implementing the same
12/24/1986CN85105094A Transmission mechanism of sealed link compressor for refrigeration
12/02/1986US4625523 Oil collection/recirculation for vapor-compression refrigeration system
11/1986
11/19/1986CN86101340A Reciprocating-pistion compressor for small refrigerator and method for assembling the same
11/18/1986US4623304 Hermetically sealed rotary compressor
11/18/1986US4622828 Air-conditioning and refrigerating system
10/1986
10/15/1986CN85103401A Improved lubrication for rotary compressor vane
10/08/1986EP0196314A1 A cooling or refrigerating system.
10/07/1986US4615181 Cooling apparatus for air conditioning compressor equipment
09/1986
09/30/1986CA1211950A1 Refrigerator with encapsulated motor compressor
09/24/1986CN85109118A Circular system for freezing
09/03/1986CN86101891A Cylinder block for refrigerating compressor
07/1986
07/23/1986EP0187792A1 Arrangement for influencing the speed of a compressor of a refrigerating system.
07/22/1986CA1208343A1 Arrangment for a starting and protecting apparatus structural unit for an electric motor-compressor unit
07/08/1986US4598559 Reversible fixed vane rotary compressor having a reversing disk which carries the suction port
07/01/1986US4597269 Plastic pan having a refrigerator support
06/1986
06/24/1986US4596522 Hermetic type compressor with reduced thickness portions for welding
06/17/1986CA1206245A1 Starting and thermal protection relays terminal box group for hermetic motorcompressor
06/10/1986CA1205645A1 Method of recirculating oil in refrigerating systems
06/03/1986US4592705 Lubrication for rotary compressor vane
05/1986
05/20/1986US4589826 Method of lubricating bearings of a machine handling liquefiable gas
05/20/1986US4589263 Multiple compressor oil system
05/07/1986CN85202702U Transfer mechanism for link closure refrigerating compressor
05/06/1986US4586351 Heat pump with multiple compressors
04/1986
04/22/1986US4583378 Refrigerator
03/1986
03/27/1986WO1986001882A1 Device for returning oil to at least one compressor in a cooling or refrigerating system
03/25/1986US4577472 Reversible rotating vane rotary compressor having a movable supplemental suction port
03/11/1986US4575320 Scroll compressor having improved lubricating structure
03/05/1986EP0173013A2 Rotary compressor
03/04/1986US4573880 Hermetically sealed motor compressor
03/04/1986US4573324 Compressor motor housing as an economizer and motor cooler in a refrigeration system
02/1986
02/18/1986US4570449 Refrigeration system
01/1986
01/30/1986WO1986000690A1 Arrangement for influencing the speed of a compressor of a refrigerating system
01/21/1986US4565072 Air-conditioning and refrigerating system
12/1985
12/27/1985EP0165848A1 Method for the production of heat and/or cold by means of a compression machine using a mixed working medium
12/24/1985US4560330 Scroll device with suction chamber pressure relief
12/17/1985US4558573 Device for oil cooling in a compression unit and, particularly, a screw compression unit
12/17/1985US4558570 Compressor unit in split cycle cryogenic coolers
12/10/1985US4557115 Heat pump having improved compressor lubrication
11/1985
11/26/1985US4554795 Compressor oil return system for refrigeration apparatus and method
11/19/1985US4553399 Method of lubricating bearings of a refrigeration or the like compressor
11/12/1985US4551990 Oil return apparatus for a refrigeration system
11/12/1985US4551989 Oil equalization system for refrigeration compressors
11/05/1985US4551069 Integral oil pressure sensor
11/05/1985CA1196203A1 Oil separation for refrigeration system
10/1985
10/15/1985US4547825 Arrangement for a starting and protecting apparatus structural unit for an electric motor-compressor unit
10/09/1985EP0157208A2 Rotary vane compressor having lubricant passageway
10/01/1985US4544334 Mechanical means for holding air gaps on bolt-down stators in refrigerant compressors
10/01/1985CA1194382A1 Oil control system and regulator
09/1985
09/24/1985CA1194008A2 Muffler system for refrigeration compressor
09/10/1985US4539737 Method for installing a motor-compressor unit in a cooling device
08/1985
08/27/1985US4537046 Semi-closed type refrigerant compressing machine
08/13/1985US4534182 Oil collection/recirculation for vapor-compression refrigeration system
08/07/1985EP0150379A2 Control device with expansible chamber actuator
07/1985
07/24/1985EP0149366A1 Oil level equalising device for compressors in parallel in a refrigeration circuit, and refrigeration plant with compressors in parallel using such a device
07/23/1985US4530215 Refrigeration compressor with pump actuated oil return
07/02/1985US4526522 Hermetic type compressor and production methods thereof with reduced thickness casing portions for welding
06/1985
06/04/1985CA1188278A1 Refrigerant compressor
06/04/1985CA1188277A1 Refrigerant compressor
05/1985
05/21/1985US4518326 Hermetic motor compressor for refrigeration systems and the like
05/14/1985US4516912 Compressor arrangement for a heat pump installation
05/07/1985CA1186665A1 Muffler system for refrigeration compressor
04/1985
04/16/1985US4511314 Mounting for a hermetic compressor
03/1985
03/26/1985US4506523 Oil separator unit
03/12/1985US4503685 Oil control valve for refrigeration system
02/1985
02/05/1985US4497185 Oil atomizing compressor working fluid cooling system for gas/vapor/helical screw rotary compressors
02/05/1985US4497183 Compressor auxiliary condenser arrangement adapted to be mounted in a refrigerator machinery compartment
01/1985
01/29/1985US4496293 Compressor of the scroll type
01/15/1985US4493226 Crankshaft for small reciprocating machines
12/1984
12/19/1984EP0128163A1 An air-conditioning plant
12/11/1984US4487032 Energy conservation for household refrigerators and water heaters
12/05/1984EP0126956A2 Method and equipment for installing a motor-compressor unit in a recessed refrigerator compartment
12/04/1984US4486153 Refrigerator with encapsulated motor compressor
12/04/1984US4485639 Cooling device for a refrigerator compressor
10/1984
10/23/1984US4478050 Oil separation for refrigeration system
10/09/1984US4475360 Refrigeration system incorporating scroll type compressor
10/02/1984US4474019 Method of recirculating oil in refrigerating systems
08/1984
08/21/1984US4467385 Supply and protection unit for a hermetic compressor
07/1984
07/17/1984US4459820 Motor-driven compressor-condenser group for cooling cycles
06/1984
06/26/1984US4456437 Refrigerant compressor
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