Patents for F25B 41 - Fluid-circulation arrangements, e.g. for transferring liquid from evaporator to boiler (17,040)
02/1993
02/16/1993US5186021 Bypass expansion device having defrost optimization mode
02/10/1993CN1019894C Refrigerating device with thermo-expansion valve as throttle controller
02/09/1993US5184478 Refrigerant apparatus
02/09/1993US5184473 Pressure controlled switching valve for refrigeration system
02/07/1993CA2058709A1 Refrigerant circuit feeding apparatus for cool thermal storage system
02/03/1993EP0526385A2 Electrically operated refrigerant expansion valve
02/03/1993EP0525529A1 Multiway valve, in particular for refrigerating circuits
02/02/1993US5183101 Circulating chiller for electrified solutions
02/02/1993US5182922 Automotive air-conditioning system
02/02/1993US5182920 Refrigeration cycle system
01/1993
01/28/1993DE4201035A1 Refrigerant circuit esp. of vehicle air conditioning system - has evaporator expanding liq. refrigerant which is then supplied to compressor with heating up system for refrigerant downstream of evaporator
01/21/1993WO1993001459A1 Heat pumping system with flow restricting tube in inner cavity of suction conduit
01/21/1993WO1993001458A1 Refrigeration system efficiency enhancer
01/20/1993EP0523902A2 Refrigeration cycle system
01/20/1993EP0523035A1 Process for operating a compression heat pump and compression heat pump.
01/19/1993US5180194 Automotive air-conditioning system
01/12/1993US5177973 Refrigeration system subcooling flow control valve
01/12/1993US5177972 Energy efficient air conditioning system utilizing a variable speed compressor and integrally-related expansion valves
01/07/1993WO1993000561A1 Flake ice machine
01/07/1993EP0521776A1 Device for the connection of two pipes to two conduits, especially for a motor véhicle
01/05/1993US5176007 Refrigerator with lubricant mixture sensor
12/1992
12/30/1992EP0520309A1 Evaporator for a compressor-refrigerator
12/23/1992CA2071761A1 Evaporator for a compressor-refrigerating apparatus
12/22/1992US5172564 Integrated heat pump with restricted refrigerant feed
12/22/1992US5172560 Method of operating a transport refrigeration system
12/22/1992US5172559 Compartmentalized transport refrigeration system having means for enhancing the capacity of a heating cycle
12/22/1992US5172557 Bypass manifold valve for charging repairing and/or testing refrigerant systems
12/16/1992CN1067113A Refrigerator system with subcooling flow control valve
12/15/1992US5170638 Variable area refrigerant expansion device
12/08/1992US5168715 Cooling apparatus and control method thereof
12/01/1992CA1310838C Vapour injection system for refrigeration units
11/1992
11/25/1992EP0514635A1 Control in which deficient input signals are replaced by statistically probable signals
11/24/1992US5165250 Air conditioning system with thermal storage cycle control
11/19/1992EP0514086A2 Air conditioning apparatus
11/19/1992EP0513568A1 Expansion valve
11/19/1992DE4115693A1 Automatic load matching method for refrigeration expansion valve - using setting screw to adjust pressure of valve regulating spring
11/17/1992US5163716 Condenser connector assembly for connecting refrigerant line
11/17/1992US5163503 Multi-type air conditioner with dew formation protection function in distribution unit
11/17/1992US5163304 Refrigeration system efficiency enhancer
11/17/1992US5163301 Low capacity control for refrigerated container unit
11/15/1992CA2061482A1 Integrated heat pump with restricted refrigerant feed
11/15/1992CA2061471A1 Automatic refrigerant charge variation
11/11/1992EP0512277A1 Liquid distributor plate
11/10/1992US5161388 Multi-system air-conditioning machine in which outdoor unit is connected to a plurality of indoor units
11/10/1992US5161383 Method of operating a transport refrigeration unit
11/05/1992DE4141809A1 Evaporative coolant circuit esp. for vehicular air-conditioning - equalises distribution of coolant injected in liq. state through expansion jets into corresp. individual evaporator tubes
11/03/1992US5159817 Refrigerant path apparatus
10/1992
10/27/1992US5157935 Hot gas defrost system for refrigeration systems and apparatus therefor
10/27/1992US5157934 Controller for electrically driven expansion valve of refrigerating cycle
10/27/1992US5157933 Transport refrigeration system having means for achieving and maintaining increased heating capacity
10/21/1992EP0509619A2 Air conditioning system
10/21/1992CN2119616U Common refrigerating circulation arrangement with low energy loss
10/20/1992US5156017 Refrigeration system subcooling flow control valve
10/20/1992US5156016 Pressure controlled switching valve for refrigeration system
10/20/1992US5156014 Air conditioning apparatus
10/20/1992US5156012 Refrigerant charge detection system for an air conditioning system
09/1992
09/29/1992US5150580 Air-conditioning/refrigeration system
09/23/1992EP0504775A2 Refrigeration system subcooling flow control valve
09/23/1992EP0504738A1 Refrigerator system with subcooling flow control valve
09/22/1992US5148978 Cooling machine and an optimalized thermostatic expansion valve therefor
09/22/1992US5148684 Injection valve for a refrigeration system
09/20/1992CA2063373A1 Refrigeration system subcooling flow control valve
09/16/1992EP0502883A1 Apparatus for the sensing of refrigerant temperatures.
09/15/1992US5146766 Anchor plate for fastening inlet and outlet branches of an evaporator
09/09/1992EP0502609A1 Heat pump
09/09/1992CN1064347A Transport refrigeration system having means for enhancing capacity of heating cycle
09/02/1992EP0501387A2 Method and device for performance optimising and defrosting control of refrigerant evaporators
09/01/1992US5142879 Air conditioning system
08/1992
08/25/1992US5140827 Automatic refrigerant charge variation means
08/22/1992CA2061562A1 Transport refrigeration system having means for enhancing the capacity of a heating cycle
08/20/1992DE4203983A1 Vorrichtung und verfahren zur leistungszifferverbesserung im kaeltemittelkreislauf Apparatus and method for power-digit improvement in kaeltemittelkreislauf
08/19/1992CN2113442U Flow restrictor of refrigeration system for refrigerator
08/18/1992US5139049 Refrigeration system service adapter
08/11/1992US5136855 Heat pump having an accumulator with refrigerant level sensor
08/05/1992CN2112123U Normal freezing circulating apparatus
08/04/1992US5134860 Variable area refrigerant expansion device having a flexible orifice for heating mode of a heat pump
07/1992
07/29/1992EP0496505A2 Air-conditioning system
07/21/1992US5131240 Air conditioning apparatus
07/21/1992US5131237 Control arrangement for a refrigeration apparatus
07/21/1992US5131235 Cooling system having coolant mass flow control
07/16/1992DE4200316A1 Refrigerating medium handling system - has valve regulating flow through evaporator to minimise overheating of medium
07/16/1992DE4100749A1 Regulator device for refrigerator - cools each evaporator in air current to chamber and has air temp. probe in each evaporator air flow
07/07/1992US5129003 Active noise control apparatus for domestic appliance
07/07/1992US5127237 Expansion valve
07/07/1992US5127234 Combined absorption cooling/heating
07/01/1992EP0493139A2 Refrigerator
06/1992
06/25/1992WO1992010710A1 A method and arrangement for producing minimum refrigerant flows
06/24/1992EP0491552A2 Refrigerant charge detection system for an air conditioning system
06/23/1992US5123263 Refrigeration system
06/09/1992US5120018 Electrically operated refrigerant expansion valve
06/09/1992CA1303185C Regulating device for the superheat temperature of the evaporator of arefrigeration or heat pump installation
06/03/1992EP0488777A2 Refrigerant overcharge prevention system
06/03/1992EP0488775A2 Detecting system for detecting an insufficient amount of refrigerant in a cooling apparatus and compressor control system incorporating same
06/03/1992EP0488553A2 Automotive refrigeration system requiring minimal refrigerant
06/03/1992CN1016893B Refrigeration system with integral check valve
06/02/1992US5118071 Electronically driven control valve
06/02/1992US5117647 Servo-controlled expansion valve for a volatile fluid
06/02/1992US5117645 Refrigeration system with saturation sensor
05/1992
05/27/1992EP0487002A2 Device for air-conditioning the passenger compartment of a motor vehicle
05/27/1992CA2056151A1 Automotive refrigeration system requiring minimal refrigerant