Patents for F25B 43 - Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat (5,986)
02/1995
02/22/1995CN2190268Y Automatic sucking device
02/14/1995US5388416 Refrigerant handling method with air purge and system clearing capabilities
02/02/1995WO1995003110A1 Refrigeration circuit filtering device and method for making same
01/1995
01/31/1995US5385034 Vapor compression systems
01/24/1995CA2101206A1 Refrigerant filter-drier for use in a refrigerant recycling device
01/18/1995EP0634618A1 Self-refrigerating process for cryogenic fractionation and purification of gas and heat exchanger for carrying out the process
01/03/1995US5377501 Oil separator for conditioning recovered refrigerant
01/03/1995US5377499 Method and apparatus for refrigerant reclamation
12/1994
12/27/1994US5375327 For use in an air conditioning system to dehydrate a refrigerant fluid
12/21/1994CN1096577A Air-conditioning apparatus
12/15/1994DE4319293A1 Air-conditioning system for a vehicle
12/06/1994US5369959 Non-condensable purge control for refrigerant recycling system
11/1994
11/29/1994US5367886 Refrigerant handling system with air purge and system clearing capabilities
11/29/1994US5367883 Refrigeration system
11/23/1994CN1026720C Integral oil separator and muffler
11/22/1994US5365751 Universal accumulator dehydrator assembly
11/16/1994CN1095152A 致冷剂循环系统 Refrigerant circulating system
11/15/1994US5364540 Filter drier and method of filtering a fluid stream
11/15/1994CA2026729C Oil separator for refrigeration systems
11/02/1994EP0622594A1 Air-conditioner
11/02/1994EP0622445A1 Refrigerant circulating system
10/1994
10/27/1994WO1994024497A1 Method and apparatus for controlling refrigerant gas in a low pressure refrigeration system
10/18/1994US5355695 Refrigeration device using hydrofluorocarbon refrigerant
10/18/1994US5355685 Purification of refrigerant
09/1994
09/20/1994US5347829 Air conditioning system accumulator with internal drain down protection
09/20/1994US5347817 Accumulator construction of cooling heating dual-purpose air conditioner
09/13/1994CA1331922C Refrigerant recovery and purification system
09/07/1994CN1091701A Gas storing dryor used for air conditioner of vehicles
08/1994
08/30/1994CA1331699C Refrigeration or heat pump installation
08/25/1994DE4401183A1 Apparatus for CFC-oil separation
08/23/1994CA2040842C Normal direction heater for compressor crankcase heat
08/16/1994US5337578 Trapped air monitor for a refrigerant recovery unit
08/04/1994WO1994017348A1 A method and apparatus for the cleansing of oil from refrigerating machines and heat pumps
08/04/1994CA2155011A1 A method and apparatus for the cleansing of oil from refrigerating machines and heat pumps
08/02/1994US5333472 Air conditioner with heater for heating liquified refrigerant
06/1994
06/21/1994US5321956 Oil management and removal system for a refrigeration installation
06/21/1994CA1330261C Method and apparatus for the sensing of refrigerant temperatures and control of refrigerant loading
06/14/1994CA2074444C Combination lift piston/axial port unloader arrangement for a screw compressor
06/09/1994WO1994012834A1 Air-conditioner
06/08/1994EP0600131A1 Refrigeration device using hydrofluorocarbon refrigerant
06/01/1994EP0599170A1 Refrigerant circuit
05/1994
05/24/1994US5313805 Apparatus and method for purging a refrigeration system
05/17/1994US5311750 Oil collector unit
05/10/1994US5309729 Thermal purge system
05/03/1994US5307643 Method and apparatus for controlling refrigerant gas in a low pressure refrigeration system
04/1994
04/27/1994EP0594431A2 Refrigerant compressor and refrigeration system incorporating same
04/19/1994US5303564 Refrigerant recovery and purge apparatus
04/12/1994US5301520 Water removing device in refrigerating system
04/12/1994CA1328355C Refrigerant reclaim method and apparatus
03/1994
03/30/1994EP0481988B1 Compression cooling plant provided with an oil separator
03/23/1994EP0588634A1 Transport refrigeration condenser unit suitable for horizontal and vertical mounting
03/16/1994CN2158999Y Lubricant purifying device for refrigerating compressor
03/02/1994EP0502883B1 Apparatus for the sensing of refrigerant temperatures
03/01/1994US5289697 Refrigerant receiver/drier
02/1994
02/23/1994EP0583770A1 Two-stage helical oil separator
02/01/1994US5282370 Air-conditioning system accumulator and method of making same
12/1993
12/21/1993US5271245 Two-stage helical oil separator
12/16/1993DE4219096A1 Cyclone reverse flow sub-assembly optimises separation of hot fluid phases - by reverse flow through ring jet followed by vigorous expansion and condensation
12/07/1993CA1324890C Universal accumulator
11/1993
11/30/1993US5265432 Oil purifying device for use with a refrigeration system
11/16/1993US5261246 Apparatus and method for purging a refrigeration system
11/10/1993EP0532688A4 Method and apparatus for reclaiming a refrigerant
11/03/1993EP0568261A1 Refrigerant filter-drier for use in a refrigerant recycling device
10/1993
10/12/1993US5252036 Normal direction heater for compressor crankcase heat
09/1993
09/28/1993US5247813 Suction accumulator and sight glass structure associated therewith
09/21/1993US5245842 Receiver dryer
09/21/1993US5245833 Liquid over-feeding air conditioning system and method
09/21/1993CA2032041C Liquid line service and process device
09/14/1993CA2029583C Refrigeration system thermal purge apparatus
09/14/1993CA1322179C Combined heat shielding and bonding device for adsorbent packet in refrigerant receiver
09/07/1993US5241837 Double pass purge system
08/1993
08/31/1993US5240483 Refrigerant filter-drier for use in a refrigerant recycling device
08/31/1993CA1321761C Self-retaining adsorbent cartridge for refrigerant receiver
08/10/1993US5233842 Accumulator for refrigeration system
08/04/1993EP0474659B1 Two-stage condenser
08/03/1993US5231836 Two-stage condenser
07/1993
07/21/1993EP0551361A1 Vapour compression systems
07/20/1993CA2026348C Refrigerant purification with automatic air purge
06/1993
06/29/1993US5222378 Filter/separator for a vehicle air conditioning system
06/29/1993US5222373 Transport refrigeration condenser unit suitable for horizontal and vertical mounting
06/24/1993CA2085492A1 Accululator for vehicle air conditioning system
06/24/1993CA2085419A1 Accumulator for vehicle air conditioning system
06/15/1993US5218832 Separation method and apparatus for a liquid and gas mixture
06/02/1993EP0544214A1 Accumulating device for use in refrigerant circuit
06/01/1993US5215660 Filter drier for refrigeration system
06/01/1993US5214937 Integral oil separator and muffler
05/1993
05/27/1993WO1993010409A1 Double pass purge system
05/26/1993EP0383795B1 Refrigerant reclaim method and apparatus
05/18/1993US5211026 Combination lift piston/axial port unloader arrangement for a screw compresser
05/18/1993US5211025 Slug surge suppressor for refrigeration and air conditioning systems
05/12/1993CN1071999A Integral oil separator and muffler
05/11/1993US5209074 High efficiency refrigerant recovery system
05/05/1993EP0540459A1 Integral oil separator and muffler
04/1993
04/13/1993US5201792 Accumulator for vehicle air conditioning system
04/13/1993US5201195 In a heat pimp system
03/1993
03/24/1993EP0532688A1 Method and apparatus for reclaiming a refrigerant
03/16/1993US5193358 Compression cooling plant provided with an oil separator
03/09/1993US5191775 Refrigerant receiver
03/04/1993WO1993004286A1 Capacity control for screw compressors
02/1993
02/23/1993US5187953 Fail-safe apparatus for purge system
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