Patents
Sitemap › F25 - Refrigeration or cooling; Combined heating and refrigeration systems; Heat pump systems; Manufacture or storage of ice; Liquefaction or solidification of gases › F25B - Refrigeration machines, plants, or systems; Combined heating and refrigeration systems; Heat pump systems › F25B 27 - Machines, plant, or systems, using particular sources of energy
Patents for F25B 27 - Machines, plant, or systems, using particular sources of energy (5,773)
03/1990
03/07/1990CN1040262A Cooling-storage compensatory type solar energy refrigerating device
02/1990
02/28/1990EP0355946A2 Refrigerating system for use in vehicle with engine which enables selective use of commercial AC power source and a generator driven by the engine for driving a refrigerant compressor
02/28/1990CN1007008B Heat transfer circuit
02/22/1990WO1990000479A3 Refrigerating system for air conditioning on vehicles
02/13/1990US4899550 Refrigeration unit and hydraulic power system
02/13/1990US4899549 Transport refrigeration system with improved temperature and humidity control
02/07/1990EP0353237A1 A solar collector absorption cooling system
01/1990
01/25/1990WO1990000479A2 Refrigerating system for air conditioning on vehicles
01/17/1990EP0350764A1 Refrigerating system for air conditioning on vehicles
01/02/1990US4890463 Absorption-type refrigeration system with thermal energy recovery, particularly for vehicles provided with an internal combustion engine
12/1989
12/20/1989CN1038057A Zero cube transport refrigeration unit for straight trucks
11/1989
11/29/1989EP0343834A2 Zero cube transport refrigeration unit for straight trucks
11/07/1989US4878360 Air delivery system for a transport refrigeration unit
10/1989
10/31/1989US4876856 Heat exchanging system
10/18/1989CN2046199U Heat energy refrigerator
10/17/1989US4873839 Combustion-powered compound refrigeration system
10/03/1989US4870828 Cooling system in motor vehicle
09/1989
09/05/1989US4862703 Air conditioning apparatus
08/1989
08/15/1989US4856286 Refrigeration compressor driven by a DC motor
07/1989
07/25/1989US4850197 Method and apparatus for operating a refrigeration system
07/20/1989DE3736646A1 Heat pump with compressor driven by a hot-gas machine without displacer
07/11/1989US4846327 Drive arrangement for compressor of a transport refrigeration unit
06/1989
06/27/1989US4841736 Method for controlling the operation of a variable displacement refrigerant compressor for a car air-conditioner
06/22/1989DE3837167A1 Building heating and cooling system
05/1989
05/23/1989US4831830 Fuel-fired chilling system
05/23/1989US4831827 Heat transfer systems
05/23/1989CA1254374A1 Can opener
05/11/1989DE3736676A1 Method for meeting the demand for electricity and heat of dwelling houses and small enterprises
04/1989
04/25/1989US4823560 Refrigeration system employing refrigerant operated dual purpose pump
04/25/1989US4823482 Inner shoe with heat engine for boot or shoe
04/24/1989EP0246275A4 Thermally powered engine.
04/11/1989US4819446 Waste heat cooling apparatus
04/11/1989US4819445 Integrated cascade refrigeration system
04/11/1989US4819444 Air conditioning apparatus
04/11/1989US4819432 Installation for harnessing thermal energy
03/1989
03/23/1989WO1989002563A1 Absorption heat pumped cogeneration engine
03/22/1989CN2034671U Absorption coal-stove type refrigeration machine
03/21/1989US4813242 Efficient heater and air conditioner
03/14/1989US4811569 Zero cube transport refrigeration unit for straight trucks
03/09/1989WO1989002056A1 Combustion-powered refrigeration with decreased fuel consumption
03/07/1989US4809523 Thermal cooling and heat transfer system
02/1989
02/21/1989US4805689 Outdoor unit for a heat pump
02/16/1989DE3726493A1 Method and device for limiting the room temperature in the case of drive machines which are arranged in closed rooms and develop waste heat
02/14/1989US4803958 Absorption heat pumped cogeneration engine
02/09/1989WO1989001119A1 INTERMITTENT SOLAR AMMONIA ABSORPTION CYClE REFRIGERATOR
02/07/1989CA1249731A1 Constant evaporator pressure slide valve for screw compressor refrigeration system
01/1989
01/31/1989US4800730 Arrangement for influencing the speed of a compressor of a refrigerating system
01/26/1989WO1989000666A1 Heat pump
01/25/1989EP0205167B1 Adsorption cooler
01/18/1989EP0299947A1 Heat pump
12/1988
12/29/1988DE3819647A1 Device for controlling the temperature of the passenger compartment of a vehicle
12/21/1988CN88211216U Refrigerator using solar energy
12/07/1988EP0294319A2 Means for producing heat and cold by the aid of a solar collector
11/1988
11/22/1988CA1245116A1 Method and device for operation of a heating plant
11/08/1988US4782594 Can openers
11/01/1988US4780967 Apparatus for the recovery of waste heat contained in the exhaust from dryers of paper machines
10/1988
10/25/1988US4779427 Heat actuated heat pump
10/20/1988WO1988008109A1 A solar collector absorption cooling system
10/20/1988WO1988008107A1 Integrated cascade refrigeration system
10/12/1988EP0187792B1 Arrangement for influencing the speed of a compressor of a refrigerating system
10/06/1988DE3709247A1 Freight container, in particular for air freight
09/1988
09/28/1988EP0267960A4 Auxiliary air conditioning, heating and engine warming system for trucks.
09/13/1988US4770005 Plant having a heat accepting and releasing process portion and a heat supply portion including an absorber arrangement
08/1988
08/03/1988CN85100613B Refrigerator making use of waste heat of coal stove
07/1988
07/12/1988US4756359 Auxiliary air conditioning, heating and engine warming system for vehicles
07/05/1988US4754614 Prime-motor-driven room warming/cooling and hot water supplying apparatus
06/1988
06/29/1988EP0272327A1 Heat exchanging system
06/29/1988CN87108120A Cooling apparatus
06/22/1988EP0272031A2 Cooling apparatus
06/15/1988CN87214397U Honeycomb briquet stove sucking type refrigerator combined kitchen appliances
06/08/1988EP0187794B1 Heat exchange device usable as a solar refrigerator with intermittent absorption
05/1988
05/25/1988EP0267960A1 Auxiliary air conditioning, heating and engine warming system for trucks.
05/24/1988US4745768 Combustion-powered refrigeration with decreased fuel consumption
05/17/1988US4744224 Intermittent solar ammonia absorption cycle refrigerator
05/11/1988EP0266367A1 System for the recovery of discharged heat contained in the waste air from paper machine drier.
05/04/1988EP0162095B1 Method and equipment for utilization of the freezing heat of water as a source of heat of a heat pump
04/1988
04/19/1988US4738691 Process for removal of impurities from a gas
04/19/1988CA1235304A1 Chemisorption air conditioner
04/05/1988US4735061 Energy-saving system for an engine-driving air conditioning system
03/1988
03/22/1988US4732229 Means for heating and cooling a truck cab
03/15/1988US4730990 Pulse combustion engine and heat transfer system
03/01/1988CA1233330A1 Method and equipment for utilization of the freezing heat of water as a source of heat of a heat pump
02/1988
02/24/1988EP0256305A2 Motor vehicle with a water-cooled internal-combustion engine and an air conditioner
01/1988
01/26/1988US4720980 Method of operating a transport refrigeration system
01/13/1988EP0252137A1 Installation for harnessing thermal energy.
01/07/1988EP0251777A2 Van Bodies
12/1987
12/26/1987CN87205924U Energy saving apparatus by utilizing the surplus heat of drinking water boiler
12/17/1987WO1987007680A1 Auxiliary air conditioning, heating and engine warming system for trucks
12/09/1987EP0248613A2 Heat transfer systems
12/03/1987WO1987007360A1 Heat exchanging system
11/1987
11/26/1987DE3609702A1 System for the combined generation of electricity, heat and cold
11/25/1987EP0246275A1 Thermally powered engine.
11/12/1987DE3615682A1 Method of raising the performance factor of heat pumps
11/04/1987CN87205861U Absorptive refrigerating device with tubular element-type molecular sieve
11/03/1987US4703629 Solar cooling apparatus
10/1987
10/29/1987DE3613781A1 Heat pump
10/22/1987WO1987006284A1 System for the recovery of discharged heat contained in the waste air from paper machine drier
10/21/1987CN86103401A Combination-type dual-channel coal oven refrigerator
10/06/1987US4697433 Thermal energy collector
09/1987
09/22/1987US4694658 Method and equipment for utilization of the freezing heat of water as a source of heat of a heat pump
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