| Patents for F25B 6 - Compression machines, plant, or systems, with several condenser circuits (1,176) |
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| 01/02/1992 | DE4020537A1 Refrigeration circuit for combined refrigerator and freezer - uses blocking chokes for output and tap-off from condenser to provide different operating modes |
| 12/10/1991 | US5070704 Heating and cooling systems |
| 10/08/1991 | US5054542 Heat transfer system |
| 09/24/1991 | US5050396 Multi-system air conditioning machine |
| 08/27/1991 | US5042268 Refrigeration |
| 07/16/1991 | US5031690 Portable unitary aircraft air conditioner and heater |
| 06/12/1991 | EP0431797A2 Refrigeration |
| 05/23/1991 | CA2030288A1 Refrigeration |
| 04/23/1991 | US5009078 Multi-system air conditioning machine |
| 04/03/1991 | EP0420103A2 Closed-circuit dry-cleaning machine |
| 11/14/1990 | EP0396600A1 Improvements in heating and cooling systems. |
| 11/13/1990 | US4969335 Refrigeration apparatus for transport containers |
| 09/18/1990 | CA1274094A1 Reverse cycle heat reclaim coil and subcooling method |
| 08/14/1990 | US4947657 Auxiliary air conditioning apparatus and method for air conditioned vehicles |
| 08/07/1990 | US4945733 Refrigeration |
| 07/31/1990 | US4944156 Air conditioning system into which a refrigerator or a warming cabinet is integrated, and power source circuit therefor |
| 07/24/1990 | US4943003 Control device for heat pump with hot-water supply facility |
| 07/05/1990 | DE3843913A1 Heat increaser |
| 06/26/1990 | US4936107 External heat exchange unit with plurality of heat exchanger elements and fan devices and method for controlling fan devices |
| 02/27/1990 | US4903495 Transport refrigeration system with secondary condenser and maximum operating pressure expansion valve |
| 01/23/1990 | US4895004 Air conditioning apparatus |
| 11/15/1989 | EP0341370A2 Apparatus for conditioning the air in a room |
| 10/12/1989 | DE3905415A1 Process for treating exhaust gases |
| 09/27/1989 | CN1035883A Improvements in heating and cooling systems |
| 09/08/1989 | WO1989008229A1 Method and apparatus for drying granular material |
| 08/24/1989 | DE3823783C1 Heat-pump installation, in particular for heating purposes |
| 08/15/1989 | US4856578 Multi-function self-contained heat pump system |
| 07/27/1989 | WO1989006774A1 Improvements in heating and cooling systems |
| 04/05/1989 | EP0309634A1 Environment-assisted high-efficiency integrated heating and cooling system |
| 01/17/1989 | US4798059 Air conditioner with heat regeneration cycle |
| 11/02/1988 | EP0288658A1 Method and device for control of an air conditioning system for vehicles |
| 09/07/1988 | WO1988006703A1 Refrigeration systems |
| 09/07/1988 | EP0281317A1 Refrigeration systems |
| 12/08/1987 | US4711094 Reverse cycle heat reclaim coil and subcooling method |
| 10/07/1987 | EP0239837A2 Method of recuperating the condensation heat of a refrigeration system, and refrigeration system for carrying out the method |
| 03/03/1987 | US4646539 Transport refrigeration system with thermal storage sink |
| 11/04/1986 | US4620423 Expansion devices for a multizone heat pump system |
| 10/15/1985 | CA1195132A1 Heat pump system for production of domestic hot water |
| 07/10/1985 | EP0148062A2 Refrigeration plant producing cold and heat |
| 05/14/1985 | US4516407 Refrigerating apparatus |
| 03/19/1985 | US4505124 Heat management system for aircraft |
| 10/02/1984 | US4474018 Heat pump system for production of domestic hot water |
| 08/07/1984 | CA1172054A1 Method for producing heat by means of a heat pump using a mixture of fluids as working agents and air as heat source |
| 08/07/1984 | CA1172039A1 Environmental control system |
| 05/16/1984 | EP0108138A1 Heat pump system for production of domestic hot water |
| 11/24/1983 | WO1983004088A1 Heat pump system for production of domestic hot water |
| 11/15/1983 | US4414818 Environmental control system |
| 11/09/1982 | CA1135065A1 Energy saving refrigeration system with mechanical subcooling |
| 09/21/1982 | US4350020 Process for producing heat by means of a heat pump operated with a fluid mixture as working agent and air as heat source |
| 09/15/1982 | EP0060110A1 Environmental control system |
| 03/30/1982 | US4321797 Quick connector and shut-off valve assembly for heat recovery system |
| 02/23/1982 | US4316367 Heat recovery and hot water circulation system |
| 02/16/1982 | US4315597 Water pre-heater of a refrigeration system |
| 02/02/1982 | US4313311 Vapor generating and recovering apparatus |
| 12/08/1981 | US4304100 Energy saving refrigeration system with mechanical subcooling |
| 08/04/1981 | US4281519 Refrigeration circuit heat reclaim method and apparatus |
| 07/14/1981 | US4278502 Chemical recovery apparatus |
| 06/30/1981 | CA1103918A1 Drying plant, particularly for timber |
| 12/23/1980 | US4240267 System for vaporizing carbon dioxide utilizing the heat by-product of the refrigeration system as a heat source |
| 12/16/1980 | US4238933 Energy conserving vapor compression air conditioning system |
| 10/07/1980 | US4226606 Waste heat recovery system |
| 08/05/1980 | CA1082935A1 Heating and cooling system and method |
| 06/25/1980 | EP0012204A1 Heat recovery unit |
| 04/29/1980 | US4199955 Heat extraction or reclamation apparatus for refrigerating and air conditioning systems |
| 04/29/1980 | CA1076374A1 System for producing refrigeration and a heated liquid and control therefor |
| 04/08/1980 | US4196526 Drying plant, particularly for timber |
| 12/18/1979 | US4178769 System for producing refrigeration and a heated liquid and control therefor |
| 07/31/1979 | CA1059330A1 Heat extraction or reclamation apparatus for refrigerating and air conditioning systems |
| 01/16/1979 | US4134274 System for producing refrigeration and a heated liquid and control therefor |
| 11/07/1978 | US4123914 Energy saving change of phase refrigeration system |
| 06/13/1978 | US4094167 Heat pump assembly |
| 05/16/1978 | US4089667 Heat exchanger |
| 10/04/1977 | US4051691 Air conditioning apparatus |
| 11/30/1976 | US3994142 Heat reclaim for refrigeration systems |
| 11/02/1976 | US3989183 Method and apparatus employing a heat pump for heating fluids in different flow circuits |
| 10/05/1976 | US3984224 Air conditioning system for a motor home vehicle or the like |