| Patents for F25B 45 - Arrangements for charging or discharging refrigerant (2,920) |
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| 08/08/2012 | CN101432583B Charge management for 100% heat recovery units |
| 08/02/2012 | US20120192576 Systems, methods and apparatus for servicing a refrigeration system |
| 08/01/2012 | CN202361519U Cooling medium filling device of split-type air conditioner |
| 07/31/2012 | US8230694 Refrigeration circuit |
| 07/31/2012 | US8230691 Air conditioner and air conditioner cleaning method |
| 07/26/2012 | WO2012098582A1 Refrigeration cycle apparatus |
| 07/25/2012 | CN202350400U Intellectualized refrigerant recovering device |
| 07/25/2012 | CN102607220A Method for regulating filling quantity of refrigerant for refrigerator |
| 07/25/2012 | CN101501423B Coolant filling method in a refrigeration device using carbon dioxide as coolant |
| 07/24/2012 | US8225618 Refrigerant recovery method and apparatus |
| 07/18/2012 | CN202339058U 灌氨系统 Ammonia irrigation system |
| 07/17/2012 | US8220280 Air conditioning apparatus and method for determining the amount of refrigerant of air-conditioning apparatus |
| 07/12/2012 | WO2012094652A2 Multichamber heat exchanger |
| 07/12/2012 | WO2012094594A1 Refrigeration system with a distributor having a flow control mechanism and a method for controlling such a system |
| 07/11/2012 | CN202328960U 冷媒回收装置 Refrigerant Recovery |
| 07/11/2012 | CN102575888A Air conditioner and method for installing air conditioner |
| 07/11/2012 | CN102575886A Refrigerant vapor compression system operation |
| 07/11/2012 | CN101438108B Refrigerant/oil separator |
| 07/10/2012 | US8215121 Refrigerant quantity determining system of air conditioner |
| 07/10/2012 | US8215119 Refrigerant filling apparatus of refrigerating and air conditioning apparatus and refrigerant filling method of refrigerating and air conditioning apparatus |
| 07/05/2012 | WO2012092274A1 Refrigeration system controlled by refrigerant quality within evaporator |
| 07/05/2012 | US20120167599 Composition comprising cis-1,1,1,4,4,4-hexafluoro-2-butene and trans-1,2-dichloroethylene, apparatus containing same and methods of producing cooling therein |
| 07/04/2012 | DE202012101840U1 Nockenvorrichtung für eine Kältemittelrückgewinnungsmaschine Cam means for a refrigerant recovery machine |
| 07/04/2012 | CN202304154U 冷冻机上冷冻液的配置装置 Freezer on the configuration of the device freezing liquid |
| 07/04/2012 | CN202303707U Heat pipe heat dissipation unit for dissipating heat of mobile phone communication station |
| 07/04/2012 | CN102538326A Automatic liquid mixing and filling system for commercial thermal expansion valve and automatic liquid mixing and filling method for same |
| 07/04/2012 | CN102537412A One-way movable throttle valve, outdoor unit of air conditioner and filling and operating method of air conditioner |
| 07/04/2012 | CN102531826A Purification and regeneration device and method of Freon refrigerant |
| 07/04/2012 | CN101490484B Refrigerant loading method for refrigeration device using carbon dioxide as refrigerant |
| 07/04/2012 | CA2763210A1 Improved refrigerant compensator |
| 06/27/2012 | CN202284879U 车用空调制冷剂回收充注机 Automotive air conditioning refrigerant recovery filling machine |
| 06/26/2012 | US8205462 System and method for recycling non-usable refrigerant containers |
| 06/26/2012 | US8205461 Method and system for detecting low refrigerant charge and air conditioner protection system |
| 06/21/2012 | WO2012080517A1 Device and method for monitoring and securing a pipeline conveying a pressurized fluid, and corresponding installation |
| 06/13/2012 | CN101881532B Air conditioner and method for cleaning same |
| 06/07/2012 | WO2012073294A1 Part replacement method for refrigeration cycle device and refrigeration cycle device |
| 06/07/2012 | WO2012073292A1 Part replacement method for refrigeration cycle device |
| 06/07/2012 | WO2012007197A3 A method to indicate filter replacement in a refrigerant recovery and recharge device |
| 05/30/2012 | CN202255567U Coolant filling machine test tank |
| 05/30/2012 | CN202254545U Preheating type device for purifying and recycling refrigerant |
| 05/30/2012 | CN202254544U Water sucking device of refrigerating system |
| 05/30/2012 | CN202254543U Cooling medium filling conversion adapter of automotive air conditioner |
| 05/23/2012 | CN202229491U Thermal expansion valve power head automatic cross filling device |
| 05/23/2012 | CN102472542A 空气调节机及空气调节机的制冷剂量检测方法 The air conditioner and the air conditioner refrigerant quantity detection method |
| 05/23/2012 | CN102472538A 空调装置及空调装置的制冷剂量检测方法 The refrigerant amount detection method of the air conditioning apparatus and air conditioning apparatus |
| 05/23/2012 | CN102472534A Air conditioner |
| 05/23/2012 | CN101307972B Coolant reclaiming machine control circuit |
| 05/18/2012 | WO2012063289A1 Refrigeration cycle device and cooling medium filling method |
| 05/17/2012 | US20120117994 Temperature regulation system with hybrid refrigerant supply and regulation |
| 05/16/2012 | EP2453187A2 Air conditioner |
| 05/16/2012 | EP2453186A2 Air conditioner |
| 05/16/2012 | CN102460041A 用于制冷装置的维护机 Maintenance machine for refrigerating apparatus |
| 05/16/2012 | CN102460040A 空气调节器 Air conditioner |
| 05/16/2012 | CN102455091A Liquid adding device |
| 05/10/2012 | WO2012059901A2 Device, method and kit for cleaning passage ducts of a coolant fluid in a recovery and depuration apparatus |
| 05/09/2012 | CN102445035A Air-conditioner, refrigerating system and refrigerant filling method of same |
| 05/02/2012 | EP2446201A2 Maintenance machine for refrigeration units |
| 05/02/2012 | CN202209829U Sealing pipe structure of refrigerating system |
| 04/25/2012 | EP1802924B1 Charge management for 100% heat recovery units |
| 04/19/2012 | US20120090336 Method for accurately recharging a/c systems |
| 04/11/2012 | EP2439471A2 A vacuum pump oil changing method and apparatus |
| 04/05/2012 | WO2012044008A1 A refrigerant system and a control method the same |
| 04/04/2012 | CN202182594U 一种带降温功能的冷媒充注机前置储液装置 A refrigerant cooling function with the front liquid filling machine equipment |
| 04/04/2012 | CN102401518A 一种制冷剂充注系统 A refrigerant charging system |
| 04/03/2012 | US8146373 Accessory sub-cooling unit and method of use |
| 03/29/2012 | US20120073313 Refigerant system and a control method the same |
| 03/29/2012 | US20120073311 Refrigerant system and method for controlling the same |
| 03/28/2012 | EP2434237A2 Refrigerant system |
| 03/28/2012 | EP2434236A2 Refrigerant system and a control method of the same |
| 03/28/2012 | CN102395842A Heat source unit |
| 03/22/2012 | WO2012034695A1 Service unit for vehicle air-conditioning systems and method for removing the coolant or a coolant/compressor oil mixture from a vehicle air-conditioning system |
| 03/21/2012 | EP2431685A2 Air conditioner |
| 03/08/2012 | WO2012030063A1 Receiver drier for a vehicle air conditioner |
| 03/08/2012 | US20120055562 Composition and methods for injection of sealants into air conditioning and refrigeration systems |
| 03/07/2012 | CN202158967U 空调器室内机的测试工装 Air conditioner indoor unit test tooling |
| 02/28/2012 | US8122731 Method and apparatus for clearing oil inject circuit for changing oil types |
| 02/22/2012 | EP2420766A2 System and method for accurately recharching an air conditioning system |
| 02/22/2012 | EP2420765A1 Heat source unit |
| 02/22/2012 | CN202149653U 一种冷媒充注机制冷剂压力平衡装置 One kind of refrigerant charging mechanism refrigerant pressure balancing device |
| 02/20/2012 | DE202012100381U1 Gerät zur Ermittlung von mindestens einer Kategorie von mindestens einem Isoliermedium Apparatus for determining at least one category of at least one insulating medium |
| 02/09/2012 | US20120031117 Evaporative cooler media kit and method of use |
| 02/09/2012 | US20120031116 System and Method for Accurately Recharging an Air Conditioning System |
| 02/07/2012 | US8109105 Refrigerating air conditioning system, method of controlling operation of refrigerating air conditioning system, and method of controlling amount of refrigerant in refrigerating air conditioning system |
| 02/02/2012 | US20120023973 Method and equipment for improving the efficiency of compressors and refrigerators |
| 02/02/2012 | US20120023972 Refrigerant Charging Tool And Method |
| 02/01/2012 | CN102341661A Method and equipment for improving efficiency of compressors and refrigerators |
| 02/01/2012 | CN101762133B 面向冷冻空调装置的制冷剂填充方法 Refrigerant filling method of refrigerating and air conditioning equipment |
| 01/26/2012 | WO2011104323A3 Method for recovering refrigerant of a refrieration equipment |
| 01/26/2012 | US20120017610 Refrigerant |
| 01/19/2012 | US20120011864 Refrigerant Additive Compositions Containing Perfluoropolyethers |
| 01/19/2012 | US20120011863 Methods of servicing mobile air conditioning systems |
| 01/18/2012 | CN202119173U Refrigerating system adopting R290 as refrigerant |
| 01/18/2012 | CN202119172U High-pressure fluid filling pipe of refrigerating system |
| 01/17/2012 | US8096137 Systems and methods for guiding and supporting an evaporator structure |
| 01/11/2012 | CN102032732B Air-conditioning system with refrigerant reclaiming function |
| 01/04/2012 | CN202101482U R22 recovery device |
| 01/04/2012 | CN102305504A Automatic cross filling device and filling method of thermostatic expansion valve power head |
| 12/28/2011 | CN202092393U 一种生态空调节能添加剂专用加注器 An ecological air conditioning energy additive dedicated Dispenser |
| 12/27/2011 | US8082750 Device for automatic processing of contaminated refrigerant from an air conditioning system |
| 12/21/2011 | EP2397794A2 Volatile Substance Recovery Method and Apparatus |