Patents for F25B 13 - Compression machines, plant, or systems, with reversible cycle (6,597) |
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09/01/1998 | US5799497 Refrigerating apparatus |
08/25/1998 | US5797273 Control of defrost in heat pump |
08/20/1998 | WO1998036228A1 Defrost control for heat pump |
08/20/1998 | WO1998036227A1 Control of defrost in heat pump |
08/19/1998 | CN1190720A Composite type air conditioner with cooling and warming operation |
08/13/1998 | WO1998035189A1 Multiple room type air conditioning apparatus |
08/12/1998 | EP0857937A1 Heat transport system |
08/12/1998 | EP0857936A1 Heat transport system |
08/12/1998 | EP0857920A1 Air conditioner |
07/29/1998 | EP0855562A1 Air conditioner |
07/29/1998 | CN1189212A Multi-type air-conditioner |
07/29/1998 | CN1188882A Refrigerating air-conditioning apparatus |
07/29/1998 | CN1188880A Coolant distributing system in multi-type air conditioner |
07/28/1998 | US5784893 Air conditioning system with built-in intermediate heat exchanger with two different types of refrigerants circulated |
07/28/1998 | US5784892 Heat pump system capable of heating and cooling an indoor space |
07/22/1998 | EP0854326A2 Refrigerating air-conditioning apparatus |
07/21/1998 | US5782102 Automotive air conditioner having condenser and evaporator provided within air duct |
07/21/1998 | US5782101 Heat pump operating in the heating mode refrigerant pressure control |
07/16/1998 | WO1998030651A1 Method for filling mixed refrigerant |
07/14/1998 | US5778691 Gas injection type heat pump apparatus |
07/14/1998 | US5778683 Thermal storage system controller and method |
07/09/1998 | WO1998029699A1 Refrigeration apparatus and method of manufacturing same |
06/30/1998 | US5772113 Two-pipe heat pump system with isolated tank coil for domestic hot water |
06/30/1998 | US5771700 Heat pump apparatus and related methods providing enhanced refrigerant flow control |
06/30/1998 | US5771699 Three coil electric heat pump |
06/24/1998 | EP0849544A1 Heat transfer apparatus |
06/24/1998 | CN1185572A Air conditioner returning cooling machine oil back to compressor by economizer and control method thereof |
06/23/1998 | US5768903 Refrigerating apparatus, air conditioner using the same and method for driving the air conditioner |
06/23/1998 | US5768902 Refrigeration cycle and method of controlling the same |
06/16/1998 | US5765380 Air-conditioning apparatus using radiation heat control system and method for stable air-conditioning operation |
06/02/1998 | US5758514 Geothermal heat pump system |
05/26/1998 | US5755104 Heating and cooling systems incorporating thermal storage, and defrost cycles for same |
05/20/1998 | CN1182187A Air conditioner |
05/19/1998 | US5752392 Air conditioner and heat exchanger therefor |
05/19/1998 | US5752391 Refrigerating system |
05/13/1998 | CN1181484A Air conditioner |
05/12/1998 | US5749239 Refrigerant fluid reservoir for a heat pump installation |
05/12/1998 | US5749235 Air conditioner for vehicles |
05/06/1998 | EP0840071A2 Air conditioner and method of controlling the air conditioner |
05/06/1998 | CN1180823A Refrigerating apparatus |
05/06/1998 | CN1180817A Air conditioner control apparatus and method therefor |
04/29/1998 | EP0838643A2 Refrigeration cycle using a non-azeotrope refrigerant |
04/29/1998 | EP0838640A2 Oil level equalizing system for plural compressors |
04/29/1998 | CN1180154A Air conditioning apparatus |
04/28/1998 | US5743111 Air conditioner system having a refrigerant distributor and method of making same |
04/28/1998 | CA2217514A1 Oil level equalizing system for plural compressors |
04/22/1998 | EP0837293A2 Refrigerating apparatus |
04/21/1998 | US5740681 Method and apparatus for controlling the temperature of air delivered to the cabin of a motor vehicle |
04/14/1998 | US5737931 Refrigerant circulating system |
04/08/1998 | EP0834708A1 Multi-type air-conditioner |
04/08/1998 | CN1178547A Difluoromethane/hydrocarbon refrigerant mixture and refrigeration cycle plant using the same |
04/08/1998 | CN1178314A Refrigeration cycle with drying device |
04/01/1998 | EP0622594B1 Air-conditioner |
03/31/1998 | US5732566 Heat pump with moveable partition valve |
03/31/1998 | US5732564 Heat pump apparatus and method for stable operation with inhibition of foaming |
03/26/1998 | WO1998012486A1 Air conditioner and medium storing an operation control program therefor |
03/24/1998 | US5729992 Refrigerant charge control system for heat pump |
03/24/1998 | US5729985 Air conditioning apparatus and method for air conditioning |
03/17/1998 | US5727395 Defrost control for heat pump |
02/25/1998 | CN1174317A Change-over valve, fluid compressor and thermal pump type refrigerating circulation system |
02/25/1998 | CN1174315A Refrigerating cycle |
02/24/1998 | US5720179 Methods and apparatus for controlling the temperatures of a plurality of rooms |
02/19/1998 | WO1998006983A1 Air conditioner |
02/12/1998 | WO1998005907A1 Transfer valve, method of controlling transfer valve, freezing cycle and method of controlling freezing cycle |
02/10/1998 | US5715694 Refrigerator controller |
01/28/1998 | CN1171520A Air conditioner and control method of same |
01/27/1998 | US5711163 Heat pump apparatus |
01/21/1998 | EP0819896A2 Air conditioner and control method of the same |
01/21/1998 | CN1170855A Method of controlling multiple air conditioner |
01/20/1998 | US5709090 Refrigerating system and operating method thereof |
01/14/1998 | EP0818333A2 Gas injection type heat pump apparatus |
01/14/1998 | CN1170124A Controlling apparatus for various air conditioners |
01/13/1998 | US5706888 Geothermal heat exchanger and heat pump circuit |
01/07/1998 | EP0816779A1 Air conditioner and moisture removing device for use with the air conditioner |
01/06/1998 | US5704219 For a vehicle |
12/31/1997 | WO1997049957A1 Zoning interface system for a variable speed heat pump |
12/29/1997 | EP0814289A2 Switching valve, fluid compressor and heat pump type refrigeration system |
12/10/1997 | EP0811670A1 Ternary mixture refrigerant and heat pump apparatus utilizing the same |
12/10/1997 | CN1167238A Controller for air conditioner |
12/10/1997 | CN1167133A Ternary mixture refrigerant and heat pump apparatus utilizing the same |
12/02/1997 | US5692394 Gas-liquid separator for a heat pump type air conditioning system using a gas-injection cycle |
11/27/1997 | WO1997044625A1 Heat pump systems and methods incorporating subcoolers for conditioning air |
11/26/1997 | CN1165941A 空调机 Air conditioners |
11/25/1997 | US5689965 Air conditioner |
11/25/1997 | US5689964 Operation control device for air conditioner |
11/25/1997 | US5689963 Diagnostics for a heating and cooling system |
11/25/1997 | US5689962 Method for dehumidifying air |
11/20/1997 | WO1997043585A1 Series connected primary and booster compressors |
11/19/1997 | EP0424474B2 Method of operating a vapour compression cycle under trans- or supercritical conditions |
11/18/1997 | US5687578 Heat pump apparatus and related methods producing enhanced refrigerant flow stability |
11/11/1997 | US5685168 Refrigerating apparatus |
11/11/1997 | US5685162 Automotive air conditioner having condenser and evaporator provided within air duct |
11/05/1997 | EP0805312A2 Control System for multiple-type air conditioner |
11/04/1997 | US5683229 Hermetically sealed pump for a refrigeration system |
10/30/1997 | WO1997040326A1 Multi-type air-conditioner |
10/28/1997 | US5680898 Heat pump and air conditioning system incorporating thermal storage |
10/21/1997 | US5678626 Air conditioning system with thermal energy storage and load leveling capacity |
10/07/1997 | US5673570 Oil equalizing operation control device for air conditioner |
10/07/1997 | US5673568 Apparatus and method for controlling an air conditioner |
09/28/1997 | CA2172790A1 Direct expansion source heat pump |