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 41 - Fluid-circulation arrangements, e.g. for transferring liquid from evaporator to boiler
Patents for F25B 41 - Fluid-circulation arrangements, e.g. for transferring liquid from evaporator to boiler (17,040)
04/1985
04/24/1985EP0138094A2 Refrigerator
04/17/1985EP0137731A2 Method and system of control for a cluthless variable displacement cooling system
04/16/1985CA1185445A1 Joule-thomson effect regulating device for refrigerators
04/09/1985CA1185108A1 Liquid heating system utilizing a heat pump
04/02/1985US4507934 Refrigerating systems having differential valve to control condenser outflow
04/02/1985US4507931 Bottling plant cooling systems
03/1985
03/26/1985US4506523 Oil separator unit
03/26/1985US4506521 Cooling and heating device
03/26/1985US4506518 Cooling control system and expansion valve therefor
03/26/1985US4506423 Method of producing a fluid pressure reducing device
03/12/1985US4503685 Oil control valve for refrigeration system
02/1985
02/27/1985EP0133512A2 Refrigerant flow control for a heat pump
02/19/1985US4500035 Expansion valve
02/19/1985US4499739 Control device for refrigeration cycle
02/12/1985US4498310 Heat pump system
01/1985
01/29/1985US4495779 Air conditioner
01/16/1985EP0131250A2 Refrigeration plant
01/08/1985US4492252 Reversible valve for reversible refrigeration cycle
12/1984
12/11/1984CA1179161A1 Heat pump type airconditioner
11/1984
11/27/1984US4484725 Bimetal driven control valve
11/27/1984US4484454 Air conditioning apparatus
11/13/1984US4482008 Air conditioner operable in a room cooling mode and a room warming mode using either outdoor air or a separate heat source as a source of heat
11/06/1984US4480446 Method and apparatus for rehabilitating refrigerant
11/06/1984CA1177268A1 Airconditioner with refrigerant temperature responsive controller for compressor bypass valve
11/06/1984CA1177267A1 Airconditioner with timer controlled compressor bypass
10/1984
10/31/1984EP0123643A2 Method to control an electric output variable by means of a duty cycle
10/31/1984EP0123638A2 A system for draining liquid refrigerant from a subcooler in a vapor compression refrigeration system
10/23/1984US4478051 Electronic temperature control system
10/23/1984US4478050 Oil separation for refrigeration system
10/16/1984US4476892 Dual purpose refrigerant connector
10/16/1984US4476691 Refrigeration cycle apparatus
10/11/1984WO1984003933A1 Method of controlling temperature in refrigerator
10/09/1984US4475686 Valve for liquid injection into a refrigerant evaporator
10/09/1984US4475354 System for draining liquid refrigerant from a subcooler in a vapor compression refrigeration system
09/1984
09/28/1984EP0079331A4 Method and apparatus for controlling operation of a thermostatic expansion valve.
09/19/1984EP0119024A2 Refrigerator cooling and freezing system
09/04/1984US4469134 Four-way valve for reversible refrigeration cycle
08/1984
08/28/1984US4468054 Flange mounted thermostatic expansion valve
08/28/1984US4467613 Apparatus for and method of automatically adjusting the superheat setting of a thermostatic expansion valve
07/1984
07/31/1984US4462219 Refrigeration system
07/24/1984US4461635 Cryopump or heat pump circuit
07/24/1984US4461156 System for conditioning an area
07/17/1984US4459819 Apparatus for controlling a refrigeration system
07/03/1984US4457768 Control of a refrigeration process
07/03/1984US4457137 Airconditioner with timer controlled compressor bypass
06/1984
06/19/1984US4454725 Method and apparatus for integrating a supplemental heat source with staged compressors in a heat pump
05/1984
05/15/1984US4448597 Air conditioning apparatus
05/15/1984US4448038 Refrigeration control system for modulating electrically-operated expansion valves
05/01/1984US4445343 Sonic restrictor means for a heat pump system
04/1984
04/17/1984US4442680 Pilot-operated pressure regulator valve
04/10/1984US4441901 Heat pump type airconditioner
04/10/1984US4441331 Airconditioner with refrigerant temperature responsive controller for compressor bypass valve
03/1984
03/27/1984CA1164231A1 Freezing or cooling plant
03/13/1984US4435962 Refrigerating apparatus
02/1984
02/21/1984US4432705 Refrigeration compressor capacity control means and method
02/21/1984US4432492 Thermostatic expansion valve with remote adjustment
02/21/1984US4432215 Pressure differential automatic transfer type three-way valves
02/14/1984US4430866 Pressure control means for refrigeration systems of the energy conservation type
02/07/1984US4429552 For use in a vapor compression refrigeration system
01/1984
01/17/1984US4425767 Refrigeration control system for modulating electrically-operated expansion valves
12/1983
12/27/1983CA1159269A1 Apparatus for generating heating and cooling and storing and using such heating and cooling, and storing and using solar energy
12/20/1983US4420943 Method and apparatus for refrigerator defrost
12/13/1983US4419867 Device for regulating a Joule-Thomson effect refrigerator
12/06/1983US4418546 Continuous tube refrigeration system
11/1983
11/09/1983EP0093345A2 Heat pump
11/01/1983US4412432 Refrigeration system and a fluid flow control device therefor
11/01/1983US4412431 Automotive air conditioner expansion tube unit
11/01/1983CA1156060A1 Control of vapour compression cycle refrigeration systems
10/1983
10/12/1983EP0091006A2 Air conditioning plant
10/11/1983US4408467 Noise suppressing feeder tube for a refrigerant circuit
09/1983
09/28/1983EP0089788A2 Heat pump switchover valve
09/27/1983US4406306 Heat pump switchover valve
09/27/1983US4406134 Two capillary vapor compression cycle device
07/1983
07/26/1983US4394816 Heat pump system
07/19/1983US4393661 Means and method for regulating flowrate in a vapor compression cycle device
05/1983
05/25/1983EP0079331A1 Method and apparatus for controlling operation of a thermostatic expansion valve
05/18/1983EP0078928A2 Method for regulating the circulating refrigerants in a refrigerant circuit, and device for carrying out the method
05/17/1983US4383418 Circulator pump for conveying a liquid and/or gaseous medium
05/10/1983US4382367 Control of vapor compression cycles of refrigeration systems
05/03/1983US4381798 Combination reversing valve and expansion device for a reversible refrigeration circuit
05/03/1983US4381651 Silencer in a refrigeration system
04/1983
04/27/1983EP0077414A1 Air temperature conditioning system
03/1983
03/29/1983US4377936 Freezing or cooling plant
03/08/1983US4375753 Air conditioner
03/01/1983US4375228 Two-stage flow restrictor valve assembly
02/1983
02/08/1983US4372486 Reversible expansion valve
01/1983
01/12/1983EP0069346A1 Regulating device for a Joule-Thomson effect cooling apparatus
01/11/1983CA1139398A1 Regulating circuit for the valve of a refrigeration plant
12/1982
12/21/1982US4364238 Valve for refrigeration plant
12/14/1982CA1137324A1 Heat exchanger capillary tube arrangement
12/07/1982US4362027 Refrigeration control system for modulating electrically-operated expansion valves
12/07/1982CA1136873A1 Combination reversing valve and expansion device for a reversible refrigeration circuit
11/1982
11/25/1982WO1982004142A1 Method and apparatus for controlling operation of a thermostatic expansion valve
11/23/1982US4359874 Refrigeration system modulating means
11/23/1982US4359812 Method of making a joint
11/11/1982WO1982003907A1 Evaporator arrangement to be used in a refrigerant circuit
10/1982
10/05/1982US4352272 Heat pump system
09/1982
09/29/1982EP0061104A2 Device for the adjustment of the refrigerating fluid flow in a apparatus for the production of cold or hot conditions and system for regulating such fluid flow
09/22/1982EP0060315A1 Refrigeration system with refrigerant flow controlling valve and method of conserving energy in the operation of a compressor-condensor-evaporator type refrigeration system
09/21/1982US4350023 Air conditioning apparatus
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