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 45 - Arrangements for charging or discharging refrigerant
Patents for F25B 45 - Arrangements for charging or discharging refrigerant (2,920)
12/1999
12/07/1999US5997825 Refrigerant disposal
12/07/1999US5996651 Method and apparatus for introducing liquid additive into vapor-compression systems
12/02/1999WO1999061849A1 Geothermal heat pump system
12/01/1999EP0961086A2 Method for taking custody of, transporting and installing air conditioner
11/1999
11/30/1999USRE36408 Refrigerating apparatus and modulator
11/25/1999WO1999045330A8 A system and a process for supplying fluid in hermetic circuits
11/10/1999CN1234429A Refrigerant circulation system, refrigerant compressor and refrigeration circulation using said refrigrant compressor
11/03/1999EP0953132A1 Refrigeration system with closed circuit circulation
11/02/1999US5975151 Charging a refrigerator with non-volatile liquid
11/02/1999US5974820 Refrigerant cylinder jacket construction
10/1999
10/27/1999EP0952411A1 Machine for producing hot or cold air or water by means of a refrigerant
10/27/1999EP0952407A2 A refrigeration cycle device, a method of producing the device, and a method of operating the device
10/26/1999US5971021 Method and valve for filling fluid system
10/26/1999US5970740 Vehicle air conditioning system
10/26/1999US5970721 Mixed refrigerant injection method
10/19/1999US5967204 Refrigerant fluid injection apparatus
10/05/1999US5963198 Low-cost user interface for refrigerant recycling machine
09/1999
09/23/1999DE19812495A1 Method for optimizing the performance of absorption heat pump or refrigeration systems
09/22/1999EP0760928B1 A method and apparatus for the cleansing of oil from refrigerating machines and heat pumps
09/21/1999US5953923 Fluid dispensing apparatus and method of dispensing fluid
09/10/1999WO1999045330A1 A system and a process for supplying fluid in hermetic circuits
09/07/1999US5948145 Gas purification process
09/07/1999US5946939 Refrigerator and condenser
09/07/1999US5946921 Hygroscopic ester
08/1999
08/31/1999US5943867 Refrigerant reclamation system
08/18/1999EP0936425A1 Process for regenerating a polluted liquid and an installation for carrying out this process
08/18/1999EP0936424A2 Expansion valve
08/18/1999CN2333972Y Connector for refrigeration system
08/17/1999US5937661 Compressor for use in refrigerator
08/17/1999US5937660 Quick cooling air conditioning system
08/10/1999US5934091 From an air conditioning unit
08/04/1999EP0932803A1 Refrigerant disposal
07/1999
07/28/1999EP0931992A2 Method of recovering a coolant, apparatus therefor, tool therefor and three-way valve for recovering a pressurized fluid
07/17/1999CA2259051A1 Method of recovering a coolant, apparatus therefor, tool therefor and three-way valve for recovering a pressurized fluid
06/1999
06/29/1999US5916249 Method and apparatus for the recovery of ammonia refrigerant
06/24/1999WO1999031445A1 Purging method, apparatus to be purged and purging apparatus
06/22/1999US5913362 Condenser having a coolant distributor
06/17/1999WO1999030091A1 Cooling capacity control
06/03/1999WO1999027314A1 Refrigerator and method of filling it with coolant
05/1999
05/06/1999EP0912867A1 Refrigeration system
04/1999
04/21/1999CN1214719A Method of charging mixed cooling medium
03/1999
03/25/1999WO1999014539A1 Refrigerant recovering apparatus and refrigerant recovering method
03/18/1999WO1999013279A1 Apparatus and method for cleaning pipes of refrigerating unit
03/18/1999WO1999013278A1 Refrigerant reclamation system
03/16/1999US5881564 Compressor for use in refrigerator
03/10/1999CA2215045A1 Refrigerant reclamation system
03/02/1999US5875638 Refrigerant recovery system
02/1999
02/03/1999EP0894651A2 Refrigeration cycle apparatus
02/03/1999EP0861190A4 Method and apparatus for charging pressurized systems
01/1999
01/21/1999WO1999002928A1 Freezer
01/19/1999US5860286 System monitoring refrigeration charge
01/13/1999EP0890542A2 Cooling units disposal device
01/07/1999EP0888915A2 Improved vehicle air conditioning system
12/1998
12/23/1998CN1202604A System for monitoring refrigerant charge
12/09/1998EP0883048A1 System for monitoring refrigerant charge
12/01/1998US5842349 Refrigeration system and method of installing same
11/1998
11/25/1998EP0879866A1 Method of charging mixed cooling medium
11/05/1998WO1998049503A1 Refrigeration system
11/03/1998US5829258 Multi-step pressure reducing method and apparatus
10/1998
10/27/1998US5827050 Jug heat pak
10/27/1998US5826636 Method and apparatus for charging pressurized systems
10/14/1998EP0870138A1 Method and valve for filling fluid system
10/08/1998WO1998044288A1 Refrigerant supply container
09/1998
09/29/1998US5813240 Method for constructing a refrigerating cycle including a process of removing oxygen
09/15/1998US5806329 Air conditioner and washing operation thereof
09/15/1998US5806328 Apparatus for servicing refrigeration systems
09/08/1998US5802860 Refrigeration system
09/08/1998US5802859 Apparatus for recovering and analyzing volatile refrigerants
09/03/1998DE19707898A1 Refrigeration plant operation method
09/02/1998EP0861190A1 Method and apparatus for charging pressurized systems
09/01/1998US5799497 Refrigerating apparatus
09/01/1998US5799494 Refrigerant metering charge board and method of its operation
08/1998
08/26/1998EP0860309A2 Carbon dioxide gas refrigeration cycle
07/1998
07/28/1998US5784892 Heat pump system capable of heating and cooling an indoor space
07/22/1998CN1188222A Multi-step pressure reducing method and apparatus
07/21/1998US5782100 Refrigerant metering charge board
07/16/1998WO1998030847A1 Refrigeration system with closed circuit circulation
07/16/1998WO1998030651A1 Method for filling mixed refrigerant
07/14/1998CA2133158C Extraction and storage of liquid/gaseous material
07/08/1998CN1186937A Mixed refrigerant injection method and apparatus
07/07/1998US5775112 Method for charging a refrigerating appliance
06/1998
06/30/1998CA2055679C Refrigeration system service adapter
06/23/1998US5768895 Pressure relief system and method for a refrigerator system
06/16/1998CA2096925C Refrigerant processing and transferring system
06/09/1998US5761924 Refrigerant recycling apparatus and method
06/04/1998WO1998023703A1 Method of charging mixed cooling medium
06/02/1998US5758514 Geothermal heat pump system
06/02/1998US5758506 Method and apparatus for servicing automotive refrigeration systems
05/1998
05/20/1998EP0841976A1 Refrigerant separation system
05/19/1998US5752390 Improvements in vapor-compression refrigeration
05/13/1998CN1181490A Compressor for use in refrigerator
05/12/1998US5749245 For chlorofluorocarbons in refrigerators, air conditioners
05/05/1998US5746259 Injection system for servicing fluids into or through an enclosed region
05/05/1998CA2144492C Two phase flow turbine
04/1998
04/23/1998WO1998016784A1 Refrigerant disposal
04/02/1998WO1998013653A1 Refrigerant recycle and reclaim system
03/1998
03/31/1998US5732564 Heat pump apparatus and method for stable operation with inhibition of foaming
03/26/1998WO1998012109A1 Method and apparatus for charging pressurized systems
03/24/1998US5729991 Pressure relief system for a refrigeration system
03/03/1998US5722247 Recovery system for very high-pressure refrigerants
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