Patents for F25B 1 - Compression machines, plant or systems with non-reversible cycle (15,293) |
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03/22/1994 | CA1328005C Cooling fan controlling apparatus for vehicle with air conditioner |
03/15/1994 | US5294359 Refrigerant compositions |
03/09/1994 | EP0586193A1 Refrigeration cycle |
03/08/1994 | US5291941 Airconditioner having selectively operated condenser bypass control |
03/08/1994 | US5291749 Energy efficient domestic refrigeration system |
03/08/1994 | CA2016690C Cooling system with supplemental thermal storage |
03/02/1994 | EP0584748A2 Control apparatus for an induction motor |
03/01/1994 | US5291390 Control apparatus for mechanical devices which regulates control system operation speed to prevent hunting and overshooting and thereby optimizes the control signal |
03/01/1994 | US5290466 Compositions of difluoromethane and tetrafluoroethane |
02/23/1994 | EP0583909A1 Multi-temperature evaporator refrigerator system with variable speed compressor |
02/23/1994 | CN1082699A Control system for heat pump having decoupled sensor arrangement |
02/22/1994 | CA2014653C Control apparatus used for a refrigerant circuit having a compressor with a variable displacement mechanism |
02/16/1994 | EP0583179A1 Pseudo-azeotropic mixtures of difluoromethane, pentafluoroethane and 1,1,1,-trifluoroethane and their application as refrigerants for low temperature cooling |
02/16/1994 | CN2156447Y Low-temp. refrigeration and temp. controller |
02/15/1994 | CA2101415A1 Multi-temperature evaporator refrigerator system with variable speed compressor |
02/13/1994 | CA2100693A1 Pseudo-azeotropic mixtures of difluoromethane, pentafluoroethane and 1,1,1-trifluoroethane, and their use as refrigerants in low temperature refrigeration |
02/09/1994 | CN1081757A Open-type compression refrigerating apparatus |
02/09/1994 | CN1081755A Air conditioning system in which multiple of indoor units are connected with one outdoor unit |
02/08/1994 | US5284026 Control system for an air conditioning/refrigeration system |
02/08/1994 | CA2090390A1 Fail safe mechanical oil shutoff arrangement for screw compressor |
02/03/1994 | WO1994002789A1 Refrigeration system utilizing an expansion jet compressor |
02/03/1994 | CA2119564A1 Refrigeration system utilizing an expansion jet compressor |
02/02/1994 | EP0581685A1 Airconditioning device, in particular for a motor vehicle |
02/02/1994 | CN1081460A Novel refrigerant compound |
01/31/1994 | CA2096187A1 Bearing and seal for slide valve actuator piston in a screw compressor |
01/19/1994 | EP0579072A1 Novel refrigerant compositions |
01/12/1994 | CA2100316A1 Refrigerant composition containing trifluoromethane and 1,1,1,2-tetrafluoroethane |
01/05/1994 | EP0576550A1 Non-azeotropic refrigerant compositions comprising difluoromethane; 1,1,1-trifluoroethane; or propane. |
01/04/1994 | US5275006 Rotary two-phase refrigeration apparatus and method |
12/28/1993 | US5272885 Air-conditioning apparatus having heat source unit and plural indoor units connected to the heat source unit |
12/23/1993 | WO1993025853A1 Operation control apparatus for air-conditioner |
12/21/1993 | US5271238 Environmental control system |
12/15/1993 | EP0573516A1 Thermodynamic systems including gear type machines for compression or expansion of gases and vapors |
12/15/1993 | EP0331760B1 Refrigerant |
12/09/1993 | WO1993024597A1 Polyol ester lubricants for hermetically sealed refrigerating compressors |
12/08/1993 | CN2148927Y Long's refrigerating machine |
12/07/1993 | US5267452 Back pressure valve |
12/01/1993 | CN1079043A Controlling apparatus in air conditioner |
11/27/1993 | WO1993024876A1 Fuel-fired heat pump system |
11/27/1993 | CA2112693A1 Fuel-fired heat pump system |
11/23/1993 | US5263341 Compression-evaporation method using standing acoustic wave |
11/23/1993 | US5263335 Operation controller for air conditioner |
11/18/1993 | EP0570130A2 Air conditioner |
11/17/1993 | CN2146685Y Air cooler |
11/09/1993 | US5259211 Method for controlling the rotational speed of a motor-compressor used in an air conditioner |
11/09/1993 | CA1323991C Heat engine, refrigeration and heat pump cycles approximating the carnot cycle and apparatus therefor |
11/03/1993 | EP0568115A2 Near-azeotropic blends for use as refrigerants |
11/03/1993 | CN2145352Y Low-voltage steam refrigeration device |
11/02/1993 | US5257508 Environmental control system |
10/28/1993 | WO1993021280A1 Refrigerant composition and binary refrigerating system using the composition |
10/26/1993 | US5255529 Environmental control system |
10/26/1993 | US5255523 Method and apparatus for determining the solid fraction of a stored cryogenic refrigeration system |
10/19/1993 | US5253483 Environmental control system |
10/19/1993 | US5253481 Control unit for activating compressor |
10/12/1993 | US5252035 Suction structure for electrically-driven hermetic compressor |
10/06/1993 | EP0563237A1 Hollow electrical conductor coolable to extremely low temperatures, and a method of using it. |
10/06/1993 | CN1076957A Novel refrigerant composition earl august eugene lund ian robert shnkland |
09/29/1993 | CN1076774A Heat stored air conditioner |
09/21/1993 | US5245837 Air-conditioning apparatus wherein a plurality of indoor units are connected to outdoor unit |
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 | CN1022128C Rotary positive displacement compressor and refrigeration plant |
09/14/1993 | US5243827 Overheat preventing method for prescribed displacement type compressor and apparatus for the same |
09/07/1993 | US5241833 Air conditioning apparatus |
09/01/1993 | EP0558095A2 Apparatus for controlling a dual evaporator, dual fan refrigerator with independent temperature controls |
08/31/1993 | US5240384 Pulsating ejector refrigeration system |
08/31/1993 | US5239837 Hydrocarbon fluid, ejector refrigeration system |
08/31/1993 | US5239835 Refrigeration system consisting of a plurality of refrigerating cycles |
08/24/1993 | US5237832 Combined marine refrigerating and air conditioning system using thermal storage |
08/17/1993 | US5236311 Compressor device for controlling oil level in two-stage high dome compressor |
08/17/1993 | US5235820 Refrigerator system for two-compartment cooling |
08/11/1993 | CN1075195A 背压阀 Backpressure valve |
08/05/1993 | WO1993015162A1 Novel refrigerant compositions |
08/05/1993 | WO1993015161A1 Improved nonazeotropic working fluid media for use in thermodynamic cycle applications |
08/05/1993 | CA2467464A1 Improved nonazeotropic working fluid media for use in thermodynamic cycle applications |
08/05/1993 | CA2126563A1 Novel refrigerant compositions |
08/04/1993 | EP0553892A2 Dual-evaporator, dual-fan refrigerator with independent temperature controls |
08/04/1993 | EP0424474B1 Method of operating a vapour compression cycle under trans- or supercritical conditions |
08/03/1993 | US5231847 Multi-temperature evaporator refrigerator system with variable speed compressor |
07/29/1993 | DE4202204A1 Air conditioning plant esp. for sealed partitioned container holding electronic data processor - contg. high value heat giving appts. to be protected in certain cases and plant is designed with two self sufficient plant parts working together each with HP & LP part |
07/28/1993 | CN1074747A Automatic chiller stopping squence |
07/27/1993 | US5230222 Compressor crankcase heater control |
07/22/1993 | WO1993014175A1 Compositions useful as refrigerants |
07/22/1993 | WO1993014174A1 Compositions useful as refrigerants |
07/22/1993 | WO1993014173A1 Compositions useful as refrigerants |
07/22/1993 | CA2126187A1 Compositions useful as refrigerants |
07/22/1993 | CA2126186A1 Compositions useful as refrigerants |
07/22/1993 | CA2126185A1 Compositions useful as refrigerants |
07/21/1993 | EP0552127A1 Automatic chiller stopping sequence |
07/21/1993 | EP0551361A1 Vapour compression systems |
07/20/1993 | US5228310 Solar heat pump |
07/20/1993 | US5228301 Methods and apparatus for operating a refrigeration system |
07/08/1993 | WO1993013370A1 Transcritical vapor compression cycle device with a variable high side volume element |
07/08/1993 | CA2126695A1 Transcritical vapor compression cycle device with a variable high side volume element |
07/07/1993 | EP0550381A1 Back pressure valve |
07/06/1993 | US5224357 Modular tube bundle heat exchanger and geothermal heat pump system |
07/06/1993 | US5224354 Control system for refrigerating apparatus |
06/29/1993 | US5222370 Automatic chiller stopping sequence |
06/23/1993 | CN1073473A Refrigeration working fluid composite |
06/22/1993 | US5221493 Azeotropic compositions of 1,1,2,2,3,3,4,4-octafluorobutane and alcohols or ketones |