| Patents for F25B 49 - Arrangement or mounting of control or safety devices (13,159) |
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| 04/16/1992 | WO1992006338A1 Refrigeration method and apparatus utilizing an expansion engine |
| 04/07/1992 | US5101640 Air conditioning apparatus, heat exchanger for use in the apparatus and apparatus control method |
| 04/07/1992 | US5101639 Air handling system utilizing direct expansion cooling |
| 03/31/1992 | US5099655 Refrigeration system for flooded shell evaporator |
| 03/31/1992 | US5099654 Method for controlling a motor vehicle air conditioning system |
| 03/25/1992 | EP0476739A1 Electronic device for controlling condensation in a refrigerating circuit of an ice-making machine |
| 03/24/1992 | US5097670 Water chilling method and apparatus for the same |
| 03/22/1992 | CA2048262A1 Control of space heating and water heating using variable speed heat pumps |
| 03/22/1992 | CA2048261A1 Compressor discharge temperature control for a variable speed compressor |
| 03/22/1992 | CA2048251A1 Method of compressor current control for variable speed heat pumps |
| 03/22/1992 | CA2048249A1 Method for detecting and correcting reversing valve failures in heat pump systems having a variable speed compressor |
| 03/17/1992 | US5095715 Electric power demand limit for variable speed heat pumps and integrated water heating heat pumps |
| 03/17/1992 | US5095714 Surging prediction device for a centrifugal compressor |
| 03/10/1992 | US5094085 Refrigerating cycle apparatus with a compressor having simultaneously driven two compressor means |
| 03/05/1992 | DE4027838A1 Arrangement for humidity reduction - in air or gas drier and heat exchanger |
| 02/25/1992 | CA1296194C Refrigeration system |
| 02/24/1992 | WO1992003718A1 A differential float means and sensor means incorporating same |
| 02/18/1992 | US5088646 Heat pump type heating apparatus and control method thereof |
| 02/18/1992 | US5088298 Apparatus for controlling compressor of automobile air-conditioner |
| 02/18/1992 | US5088297 Air conditioning apparatus |
| 02/18/1992 | US5088288 Refrigerator |
| 02/18/1992 | CA1295844C Method for minimizing off cycle losses of a refrigeration system during a cooling mode of operation and an apparatus using the method |
| 02/11/1992 | US5086829 Liquid cooling apparatus with improved leakage detection for electronic devices |
| 02/11/1992 | US5086624 Cooling and heating concurrent operation type of multiple refrigeration cycle |
| 01/28/1992 | US5083438 Chiller monitoring system |
| 01/28/1992 | US5083437 Remotely setting thermostatic switch assembly and refrigeration system employing same |
| 01/22/1992 | EP0467189A2 Cold water unit with performance adjustment |
| 01/22/1992 | EP0380615A4 A method for the optimal comfort and efficiency control of variable speed heat pumps and air conditioners |
| 01/21/1992 | US5081846 Control of space heating and water heating using variable speed heat pump |
| 01/15/1992 | EP0466102A1 Liquid cooling apparatus |
| 01/14/1992 | US5079930 Apparatus and method for monitoring refrigeration system |
| 01/14/1992 | US5079929 Multi-stage refrigeration apparatus and method |
| 01/07/1992 | US5078318 Heat pump heating apparatus |
| 12/25/1991 | CN1015193B Compressor for heat pump and method of operating said compressor |
| 12/24/1991 | US5075608 Control system, electronically commutated motor system, draft inducer apparatus and method |
| 12/24/1991 | US5074123 Air conditioning control system for automotive vehicles |
| 12/10/1991 | US5070705 Refrigeration cycle |
| 12/03/1991 | US5069040 Coil bypass arrangement |
| 11/26/1991 | US5067326 Method and apparatus for controlling capacity of a multiple-stage cooling system |
| 11/19/1991 | US5065591 Refrigeration temperature control system |
| 11/19/1991 | US5065590 Refrigeration system with high speed, high frequency compressor motor |
| 11/06/1991 | CN1055982A 驻波压缩机 Standing compressor |
| 11/05/1991 | US5062571 Temperature sensing control for refrigeration system |
| 11/05/1991 | US5062278 Air-conditioning apparatus including an indoor unit and an outdoor unit having its compressor driven by a three-phase AC power supply |
| 11/05/1991 | US5062276 Humidity control for variable speed air conditioner |
| 11/05/1991 | US5062274 Unloading system for two compressors |
| 10/23/1991 | EP0453302A1 Refrigeration circuit including diagnostic equipment |
| 10/23/1991 | EP0452750A2 Remotely setting thermostatic switch assembly and refrigeration system employing same |
| 10/22/1991 | US5058390 Aircraft vapor cycle cooling system with two speed control of a condenser fan and method of operation |
| 10/17/1991 | WO1991015721A1 Method of controlling absorption refrigerating machine or absorption water cooler-heater |
| 10/16/1991 | EP0451325A2 Plant for processing cold water and brine |
| 10/15/1991 | US5056591 Method and apparatus for conducting a thermochemical absorption and desorption reaction between a gas and a solid |
| 10/15/1991 | US5056329 Heat pump systems |
| 10/13/1991 | CA2040323A1 Refrigerating plant |
| 10/08/1991 | US5054294 Compressor discharge temperature control for a variable speed compressor |
| 10/08/1991 | CA1290425C Time based cooling below set point temperature |
| 10/08/1991 | CA1290423C Dc voltage bleeder for a variable speed air conditioner |
| 10/02/1991 | DE4008877A1 Refrigerator with expansion value and evaporator - are connected in series circuit and with expansion value control unit for maintaining desired temp. in work space |
| 10/01/1991 | US5052472 LSI temperature control system |
| 10/01/1991 | US5052186 Control of outdoor air source water heating using variable-speed heat pump |
| 09/24/1991 | US5050397 Air conditioner apparatus with starting control for parallel operated compressors based on high pressure detection |
| 09/24/1991 | US5050396 Multi-system air conditioning machine |
| 09/24/1991 | US5050394 Controllable variable speed heat pump for combined water heating and space cooling |
| 09/24/1991 | US5050389 Refrigeration system with oiless compressor supported by hydrodynamic bearings with multiple operation modes and method of operation |
| 09/18/1991 | EP0447134A2 Standing wave compressor |
| 09/17/1991 | US5050233 Rotary compressor |
| 09/17/1991 | US5049044 Compressor for heat pump and method of operating said compressor |
| 09/17/1991 | US5048302 Refrigerant system having controlled variable speed drive for compressor |
| 09/11/1991 | EP0445368A2 Cooling and heating concurrent operation type of multiple refrigeration cycle |
| 09/04/1991 | EP0444537A1 Thermostatic expansion valve with electronic controller |
| 09/04/1991 | EP0444332A1 Multi-compressor cooling plant |
| 09/03/1991 | US5044169 Control device for use in an automative air conditioning system |
| 09/03/1991 | US5044168 Apparatus and method for low refrigerant detection |
| 09/03/1991 | CA2037399A1 Thermostatic expansion valve with electronic controller |
| 08/27/1991 | US5042264 Method for detecting and correcting reversing valve failures in heat pump systems having a variable speed compressor |
| 08/20/1991 | US5040379 Temperature controller of liquid cooling system |
| 08/20/1991 | US5040377 Cooling system with improved fan control and method |
| 08/13/1991 | US5039009 Thermostat interface for a refrigeration system controller |
| 08/07/1991 | EP0440073A1 Thermostatic expansion valve with electronic controller |
| 08/06/1991 | US5036697 Apparatus for detecting gas-liquid ratio of a fluid |
| 08/06/1991 | US5036676 Method of compressor current control for variable speed heat pumps |
| 07/30/1991 | US5035119 Apparatus for monitoring solenoid expansion valve flow rates |
| 07/24/1991 | EP0437678A2 Refrigerator |
| 07/23/1991 | CA1286750C Automatic reset of chilled water setpoint temperature control |
| 07/17/1991 | CN1053118A Transport refrigeration system including methods and apparatus for optimizing same |
| 07/16/1991 | US5032772 Motor driver circuit for resonant linear cooler |
| 07/03/1991 | EP0435535A2 A transport refrigeration system including methods and apparatus for optimizing same |
| 07/03/1991 | EP0435294A2 A surging prediction device for a centrifugal compressor |
| 07/03/1991 | EP0434805A1 Method of and apparatus for purifying a liquid |
| 07/02/1991 | US5027612 Refrigerating system having a compressor with an internally and externally controlled variable displacement mechanism |
| 07/02/1991 | CA1285632C Speed control of a variable speed air conditioning system |
| 06/29/1991 | CA2031371A1 Transport refrigeration system including methods and apparatus for optimizing same |
| 06/25/1991 | USRE33620 Continuously variable capacity refrigeration system |
| 06/25/1991 | US5025638 Duct type air conditioner and method of controlling the same |
| 06/25/1991 | US5025636 Refrigerating system having a compressor with an internally and externally controlled variable displacement mechanism |
| 06/19/1991 | CN2079274U Refrigerator controller |
| 06/19/1991 | CN1052364A Controlled pulse power supply device of electric refrigerator |
| 06/12/1991 | EP0431491A1 Heat pump type heating apparatus and control method thereof |
| 06/11/1991 | US5023531 Dual hybrid demand refrigeration control apparatus |
| 06/11/1991 | US5023527 Control circuits, electronically commutated motor systems and methods |