Patents for F25B 41 - Fluid-circulation arrangements, e.g. for transferring liquid from evaporator to boiler (17,040) |
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10/19/1993 | US5253482 Heat pump control system |
10/12/1993 | US5252939 Low friction solenoid actuator and valve |
10/12/1993 | US5252035 Suction structure for electrically-driven hermetic compressor |
10/12/1993 | US5251459 Thermal expansion valve with internal by-pass and check valve |
10/12/1993 | CA1322858C Cooling apparatus and control method therefor |
10/06/1993 | EP0564123A1 Refrigeration system |
10/06/1993 | EP0563718A1 Refrigeration device for refrigerators |
10/05/1993 | US5249432 Air conditioning apparatus in which one outdoor unit is connected to one or a plurality of indoor units |
09/30/1993 | WO1993019333A1 Method and apparatus for efficiently controlling refrigeration and air conditioning systems |
09/29/1993 | CN1076774A Heat stored air conditioner |
09/28/1993 | US5247989 Modulated temperature control for environmental chamber |
09/28/1993 | US5247813 Suction accumulator and sight glass structure associated therewith |
09/21/1993 | US5245836 Method and device for high side pressure regulation in transcritical vapor compression cycle |
09/21/1993 | CA2018962C Capillary tube assembly and method of manufacture |
09/16/1993 | WO1993018356A1 Control system for an air conditioning/refrigeration system |
09/16/1993 | CA2131453A1 Control system for an air conditioning/refrigeration system |
09/15/1993 | EP0560635A1 Thermostatic expansion valve |
09/15/1993 | EP0559958A1 Thermal expansion valve |
09/14/1993 | US5243829 Low refrigerant charge detection using thermal expansion valve stroke measurement |
09/14/1993 | US5243827 Overheat preventing method for prescribed displacement type compressor and apparatus for the same |
09/07/1993 | US5241832 Automobile air conditioning system |
08/31/1993 | US5240651 Adiabatic modulator proportioning refrigeration controller desuperheater |
08/25/1993 | EP0556972A1 Pressure controlled switching valve for refrigeration system |
08/25/1993 | EP0556641A2 Compressor clutch cut-out in an automotive air conditioning system |
08/25/1993 | CN1021926C Pressure-differential expansion valve |
08/24/1993 | US5238219 Thermostatic expansion valve |
08/24/1993 | US5237833 Air-conditioning system |
08/19/1993 | WO1993016340A1 Device and method for improving refrigerating circuit performance |
08/11/1993 | EP0555051A1 Pressure controlled switching valve for refrigeration system |
08/11/1993 | CN1075195A 背压阀 Backpressure valve |
08/10/1993 | US5233841 Method of optimising the performance of refrigerant vaporizers including improved frost control method and apparatus |
08/04/1993 | EP0424474B1 Method of operating a vapour compression cycle under trans- or supercritical conditions |
08/04/1993 | CN1075002A Flow controller of cooling agent |
08/03/1993 | US5232015 Expansion valve with inlet strainer |
08/03/1993 | US5231847 Multi-temperature evaporator refrigerator system with variable speed compressor |
08/03/1993 | US5231845 Air conditioning apparatus with dehumidifying operation function |
07/28/1993 | EP0553056A1 Refrigerant flow control device |
07/27/1993 | US5230223 Method and apparatus for efficiently controlling refrigeration and air conditioning systems |
07/21/1993 | EP0551361A1 Vapour compression systems |
07/21/1993 | EP0551267A1 Pressure control valve |
07/20/1993 | US5228619 Thermal expansion valve |
07/20/1993 | US5228308 Refrigeration system and refrigerant flow control apparatus therefor |
07/20/1993 | US5228301 Methods and apparatus for operating a refrigeration system |
07/20/1993 | CA2012620C Refrigeration equipment service apparatus with quick-disconnect couplings |
07/14/1993 | CN2138278Y Liquid cycling apparatus |
07/13/1993 | US5226472 Modulated temperature control for environmental chamber |
07/07/1993 | EP0550381A1 Back pressure valve |
07/06/1993 | US5224358 Refrigerating apparatus and modulator |
07/06/1993 | US5224354 Control system for refrigerating apparatus |
07/01/1993 | DE4244137A1 Vehicle air conditioning system with unidirectional fluid flow in heating and cooling modes - has valve to direct flow to outer heat-exchanger for cooling and to inner heat exchangers for heating |
06/29/1993 | US5222551 Laminate-type heat exchanger |
06/24/1993 | DE4242167A1 System of containers in coolant circuit of refrigerator - allows satd. vapour to be drawn stepwise from one or more vapour spaces into defrosting network |
06/23/1993 | EP0547310A1 Two-temperature household refrigeration apparatus with a single cycle |
06/23/1993 | CN1073517A Circulator for ordinary refrigeration |
06/23/1993 | CN1073516A Circulator for heat pump type air conditioner |
06/10/1993 | WO1993011394A1 Process for setting, controlling and monitoring the level in a refrigerant evaporator |
06/09/1993 | DE4139064A1 Verfahren zur einstellung, regelung und ueberwachung des fuellungsgrads eines kaeltemittelverdampfers Method for setting, controlling and monitoring the fuellungsgrads a kaeltemittelverdampfers |
06/08/1993 | US5216892 Compressor clutch cut-out control in an automotive air conditioning system |
06/01/1993 | US5214939 Variable area refrigerant expansion device having a flexible orifice |
06/01/1993 | US5214931 Apparatus for sampling the purity of refrigerant in the storage container of a refrigerant recovery and purification system |
05/27/1993 | WO1993009968A1 Automotive air-conditioning system |
05/18/1993 | US5211713 Temperature control method with simultaneous heating and cooling near the set-point |
05/18/1993 | US5211026 Combination lift piston/axial port unloader arrangement for a screw compresser |
05/18/1993 | US5211025 Slug surge suppressor for refrigeration and air conditioning systems |
05/18/1993 | US5211023 Apparatus and method for heating and cooling with a refrigerant |
05/12/1993 | EP0541157A1 Refrigerating device |
05/12/1993 | CN1072011A Refrigerating apparatus using pressure differential expansion valve as throttle |
05/11/1993 | US5209080 Refrigerant flow control device |
05/11/1993 | US5209073 Cooling device and method with multiple cooled chambers and multiple expansion means |
05/09/1993 | CA2082335A1 Recirculating refrigeration system |
05/05/1993 | EP0539944A2 Expansion valve and temperature sensing assembly therefor |
04/29/1993 | DE4134382A1 Air-conditioner or heat-pump mfr. without coolant for household or vehicle - exploits capillarity of porous conductor in electro-osmotic reaction which heats and expels water of crystallisation |
04/27/1993 | US5205131 Refrigerator system with subcooling flow control |
04/27/1993 | CA1316711C Liquid level control system for refrigeration apparatus |
04/21/1993 | EP0537776A1 Thermally responsive expansion valve |
04/20/1993 | US5203179 Control system for an air conditioning/refrigeration system |
04/14/1993 | CN1020302C Capillary thermal regulating valve and its foxing method |
04/13/1993 | US5201190 Refrigerator with subcooling flow control valve |
04/13/1993 | US5201189 Refrigerant compressor with an initial seizure prevention means |
04/13/1993 | CA1316001C Valve indexing for a compressor |
04/13/1993 | CA1315999C Refrigerant metering in a variable flow system |
04/13/1993 | CA1315998C Refrigeration system |
04/07/1993 | CN1070719A Hermetic motor compressor |
04/01/1993 | WO1993006423A1 Method of high-side pressure regulation in transcritical vapor compression cycle device |
03/31/1993 | CN2129003Y Shell-and-tube evaporator for refrigerator |
03/30/1993 | US5197297 Transport refrigeration system having compressor over-temperature protection in all operating modes |
03/23/1993 | US5195331 Method of using a thermal expansion valve device, evaporator and flow control means assembly and refrigerating machine |
03/23/1993 | CA2030709C Method for controlling an electronic expansion valve in refrigeration system |
03/16/1993 | US5193353 High capacity hot gas heating system for transport refrigeration system |
03/09/1993 | US5191770 Mounting assembly of a separate type air-conditioner |
03/04/1993 | WO1993004286A1 Capacity control for screw compressors |
03/02/1993 | US5189885 Recirculating refrigeration system |
03/02/1993 | US5189883 Economical refrigeration retrofit systems |
02/24/1993 | EP0527856A1 Food freezer |
02/24/1993 | CN1069327A Flake ice machine |
02/23/1993 | US5187944 Variable superheat target strategy for controlling an electrically operated refrigerant expansion valve |
02/23/1993 | US5187942 Refrigerant overcharge prevention system |
02/23/1993 | CA1313768C Blocking valve for refrigeration or air conditioning systems |
02/16/1993 | US5187363 Apparatus for detecting minute quantities of moisture in coolants |
02/16/1993 | US5186207 Small-capacity expansion valve |