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)
01/2013
01/16/2013CN102878620A Two-phase flow refrigeration system
01/16/2013CN102878615A Variable frequency air conditioning unit
01/16/2013CN102242984B Solar auxiliary heat engine drive type refrigerating device
01/10/2013WO2013004974A1 Method for balancing lubricant levels in a multi-stage compression unit of a heat exchange system, and heat exchange system implementing such a method
01/10/2013DE10241404B4 Kolbenverdichter Reciprocating compressor
01/08/2013CA2626834C Metal sheathed heater with solid state control device and method of use
01/08/2013CA2469966C Composition and methods for injection of sealants into air conditioning and refrigeration systems
01/02/2013CN202648256U Air-conditioning system
01/02/2013CN202648255U Oil way system of frequency-conversion multi-connected unit
01/02/2013CN202648020U Unit special for refrigeration and heat supply of heat-source tower
01/02/2013CN102853585A Oil supply mechanism of multi-split air conditioning system
01/02/2013CN102121473B Scroll machine with continuous capacity modulation
01/02/2013CN101978226B Refrigeration apparatus
01/01/2013US8342810 Start-up control device and method for electric scroll compressor
12/2012
12/19/2012EP2535665A1 Heat storage device, and air-conditioner provided with same
12/19/2012CN202613845U An oil return system of a multi-split air-conditioning system
12/19/2012CN202613844U Direct-expansion type ground/water-source heat pump unit
12/13/2012US20120312034 Refrigerating cycle apparatus and method for operating the same
12/12/2012EP2532991A2 Refrigerating cycle apparatus and method for operating the same
12/12/2012CN102818390A Refrigerating cycle apparatus and method for operating the same
12/12/2012CN102817708A Automotive generator unit
12/12/2012CN102016454B Uninterruptible cooling system and apparatus
12/12/2012CN101809384B Refrigerant circuit and method for managing oil therein
12/11/2012US8327653 Method and apparatus for measuring and improving efficiency in refrigeration systems
12/05/2012EP2530407A1 Air conditioner
12/05/2012CN202581939U Dehumidifying unit
12/05/2012CN202581938U Parallel compressor system
12/05/2012CN202581937U Refrigeration system and air conditioner
12/05/2012CN202581936U Air conditioner compressor support of wide-bodied dump truck
12/05/2012CN202579191U Compressor and air conditioner system and hot pump water heater with same
12/05/2012CN102812312A Reciprocating Refrigeration Compressor Oil Separation
12/05/2012CN102809233A Energy-saving air conditioner
12/05/2012CN101512254B Anti-season startup for improving refrigeration system reliability
11/2012
11/29/2012WO2012159826A1 Method for repairing and/or checking an in particular refrigerating installation accommodated in a tank which is closed in a pressure-tight manner, and tank for implementing the method
11/29/2012WO2012159475A1 Heat-pump, screw-compression, multi-connected central air-conditioning apparatus
11/28/2012CN202560516U Refrigeration compressor and air-conditioner using the same
11/28/2012CN102798251A Oil balancing device and multi-split air conditioning system
11/28/2012CN102798243A Cooling system and method used for fire-fighting low-pressure carbon dioxide tank body
11/28/2012CN101988717B Modularized multi-connected set and balancing control method for refrigerating machine oil of modularized multi-connected set
11/22/2012DE102011076155A1 Fahrzeug-Kältemittelkreislauf, Verwendung eines Turboverdichters, Klimaanlage sowie Fahrzeug Automotive refrigeration cycle, using a turbo-compressor, air conditioning and vehicle
11/21/2012EP2525170A1 Air conditioner
11/21/2012CN202547192U Compressor connecting pipeline for heat pump system
11/21/2012CN102788449A Air conditioner
11/14/2012EP2521888A2 Reciprocating refrigeration compressor oil separation
11/14/2012CN202532786U Oil gas recovery evaporator and condensation type oil gas recovering device
11/14/2012CN202532785U Dry-type evaporator and condensation-type oil/gas recovery device
11/14/2012CN102778067A Cooling system of variable frequency vortex parallel connection machine set and operating method thereof
11/13/2012US8307668 Air conditioner
11/08/2012WO2012149629A1 Apparatus and method for controlling refrigerant temperature in a heat pump or refrigeration apparatus
11/08/2012WO2012037021A3 Compressor having an oil management system
11/08/2012CA2834803A1 Apparatus and method for controlling refrigerant temperature in a heat pump or refrigeration apparatus
11/07/2012CN202521961U Oil return device for evaporator of heat pipe air conditioner
11/07/2012CN202521957U Oil return device for liquid-gas separator of air conditioner
11/07/2012CN202521956U Pre-cooling device for oil cooler of mining underground concentrated refrigerating system
10/2012
10/31/2012EP2518319A1 Outdoor unit with at least three compressors for use with air conditioners
10/31/2012CN102759224A Oil balancing system of oil separator of air conditioning unit
10/31/2012CN102759223A Oil balancing control system of air conditioning unit
10/31/2012CN102252463B Screw chiller for underground air conditioner
10/24/2012CN102753911A Heat storage device, and air-conditioner provided with same
10/24/2012CN102748900A Heat pump, heat pump air conditioner and heat pump water heating unit sequentially using single/double stage compression
10/17/2012CN202494247U Oil-return device of fluorine barrel pump feed-liquid refrigerating unit
10/17/2012CN202494246U Heat-recyclable refrigeration compressor parallel-connection unit
10/17/2012CN102734158A Screw compressor and chiller unit using same
10/17/2012CN101968248B Control method for oil return of DC inverter compressor
10/10/2012CN202485280U Environment induction type frequency conversion, compression refrigeration and electricity-saving system
10/10/2012CN101949619B Lubricating oil and refrigerant separation device of refrigerating unit and operating method thereof
10/03/2012CN202470544U Air-conditioning electric compressor
09/2012
09/27/2012WO2012072139A3 Oil compensation in a refrigeration circuit
09/26/2012CN202452763U Electric direct current compressor for vehicle-mounted air conditioners
09/26/2012CN102692054A Cooling and heating special unit of heat source tower
09/20/2012DE102011014307A1 Cooling medium compressor for use in air-conditioning system of e.g. vehicle, has aerodynamic structured bearing designed as radial bearing or axial bearing, and electric motors comprising respective rotors
09/19/2012EP2500676A1 Heat pump
09/19/2012CN102679631A Electric air conditioning system powered by internal combustion engine
09/19/2012CN102679630A Electric air conditioning system powered by internal combustion engine
09/19/2012CN102679629A Electric air conditioning system utilizing combustion engine to generate electricity
09/19/2012CN102679628A Electric air conditioning system utilizing combustion engine to generate electricity
09/19/2012CN102679627A Electric air conditioning system powered by internal combustion engine
09/19/2012CN102679626A Electric air conditioning system powered by internal combustion engine
09/19/2012CN102679482A Heat recovery multiplex system based on variable-frequency air conditioner and control method thereof
09/13/2012DE102012004008A1 Method for operating temporarily-or partially motor driven vehicle, involves transmitting electrical energy recuperated in response to external temperature and/or charge state of energy storage device to compressor or braking resistor
09/12/2012CN202432762U Energy self-balancing central air-conditioning system with full-liquid turbine device
09/12/2012CN202432761U Radiation system for compressor room of refrigerator and refrigerator
09/12/2012CN202432760U Oil balancing device for compressors as well as multi-connection air-conditioning unit
09/11/2012US8261575 Self cooling motor system
09/05/2012CN202419811U Direct-current air conditioner with cabinet mounted in embedded manner
09/05/2012CN202419797U Ceiling air conditioning unit with horizontal compressor
09/05/2012CN102654323A Automobile air conditioner system and six-way valve
08/2012
08/30/2012WO2012056150A3 Refrigeration system
08/29/2012EP2492617A2 Device for improving the performance of refrigerating plants
08/29/2012CN102650479A Multiple connected air-conditioning unit and oil circuit system thereof
08/23/2012DE102012100720A1 Ölleitsystem für einen Verdichter Oil control system for a compressor
08/22/2012CN102645057A Oil returning method during heating of multi-split air-conditioning unit
08/22/2012CN102645056A Refrigerating device for flammable refrigerant
08/22/2012CN101561203B Refrigerant air-liquid mixer for heat pump
08/15/2012EP2487437A1 Heat pump device
08/15/2012CN202382485U 压缩机支承结构 Compressor support structure
08/15/2012CN102639872A Compressor
08/15/2012CN102635968A Hvac-apu systems for battery electric vehicles
08/15/2012CN102632792A Automobile double-compressor refrigeration unit
08/15/2012CN101893343B Polybasic mixture throttling refrigerating machine with deeply separated refrigerant and lubricating oil
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