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 29 - Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
Patents for F25B 29 - Combined heating and refrigeration systems, e.g. operating alternately or simultaneously (6,502)
09/1987
09/23/1987EP0237822A2 Refrigerant flow control system for use with refrigerator
09/22/1987US4694659 Dual bed heat pump
09/22/1987US4694658 Method and equipment for utilization of the freezing heat of water as a source of heat of a heat pump
09/15/1987US4693089 Three function heat pump system
09/08/1987US4691532 Dual cooling/heating system energy recovery
09/08/1987US4691528 Air-cooled absorption type water cooling/heating apparatus
08/1987
08/25/1987US4688396 Air-conditioning hot-water supply device
08/19/1987EP0233073A2 Triple integrated heat pump circuit
08/05/1987EP0190167A4 Modular refrigeration system.
07/1987
07/08/1987CN85203937U Multipurpose bottle used as cooker or cold source
06/1987
06/10/1987CN86107749A Equipment for continuously releasing heat or refrigerating
06/09/1987US4671077 Ice-maker heat pump using water supercooling
05/1987
05/27/1987DE3541713A1 Collector for solar energy
05/19/1987US4665711 Heat pump systems
04/1987
04/01/1987EP0216629A2 Air-cooled absorption type water cooling/heating apparatus
03/1987
03/31/1987US4653287 System for heating and cooling liquids
03/10/1987CA1218854A1 Indoor unit for electric heat pump
03/05/1987DE3529885A1 Method and device for operating heat pumps and cooling systems
03/04/1987CN85106145A Modular refrigeration system
03/03/1987US4646541 Absorption refrigeration and heat pump system
03/03/1987US4646538 Triple integrated heat pump system
03/03/1987US4646537 Hot water heating and defrost in a heat pump circuit
02/1987
02/25/1987EP0211726A1 Heat-pumping device and thermal separation plant using this device
01/1987
01/27/1987US4638642 Heat pump
01/20/1987US4637218 Heat pump energized by low-grade heat source
01/15/1987DE3523728A1 Air-conditioning installation which is at times completely but otherwise at least partially independent of an aggregate
01/06/1987US4633676 Cooling and heating apparatus
12/1986
12/17/1986EP0204995A2 Method of and device for converting low-temperature heat into usable heat
12/16/1986US4628696 Heat generating system and method
12/10/1986EP0204521A2 A heating and/or cooling system
12/10/1986EP0203961A1 Absorption refrigeration and heat pump system.
12/02/1986US4625791 Apparatus and method for operating solution heat with vertical heat exchangers
11/1986
11/26/1986EP0202662A1 Process and apparatus for heat production
11/26/1986EP0202432A2 Method of running a heat pump installation and heat pump installation adapted for caryying-out this method
11/18/1986US4622825 Absorption method for the generation of cold and/or heat using a mixture of several constituents as working fluid
11/12/1986EP0200782A1 Solution heat pump apparatus and method
10/1986
10/14/1986US4616484 Vehicle refrigerant heating and cooling system
10/14/1986CA1212554A1 Heatpump
10/08/1986CN85108423A Absorption chilled and hot water apparatus
10/07/1986US4615177 Solution heat pump apparatus and method
10/07/1986CA1212284A1 Heat-generating device
09/1986
09/22/1986EP0181375A4 Heat pump energized by low-grade heat source.
09/17/1986EP0194300A1 A chemo-thermal plant
09/02/1986US4608836 Multi-mode off-peak storage heat pump
08/1986
08/27/1986EP0192369A2 Heat pump systems
08/26/1986US4607498 High efficiency air-conditioner/dehumidifier
08/13/1986EP0190167A1 Modular refrigeration system.
08/05/1986CA1209229A1 Air conditioning control system with user power up mode selection
07/1986
07/30/1986EP0188773A2 Control device for sorption heat pumps
07/23/1986EP0188181A2 A method at a heat pump process and a heat pump device
07/23/1986CN85100230A Semiconductor thermostatic and temperature changing device
07/22/1986CA1208027A1 Ice making machine and method
07/15/1986US4599870 Thermosyphon heat recovery
06/1986
06/24/1986US4596123 Frost-resistant year-round heat pump
06/10/1986CA1205641A1 Low temperature engine system
06/03/1986US4592208 Heating or cooling apparatus
05/1986
05/22/1986WO1986002990A1 Absorption refrigeration and heat pump system
05/21/1986EP0181375A1 Heat pump energized by low-grade heat source.
05/20/1986US4589262 Absorption type air conditioning system
05/13/1986CA1204297A1 Cooling and heating device
05/09/1986WO1986002714A1 Solution heat pump apparatus and method
04/1986
04/15/1986CA1203085A1 Intrinsically irreversible heat engine
03/1986
03/27/1986WO1986001880A1 A chemo-thermal plant
03/11/1986US4574592 Heat pump with liquid-gas working fluid
02/1986
02/13/1986WO1986000977A1 Modular refrigeration system
01/1986
01/30/1986WO1986000692A1 Ice making machine (mark i & mark ii)
01/22/1986EP0168537A2 Ice making machine
01/15/1986EP0167989A2 Adiabatic heating and cooling method and portable devices according to the adsorption principle
12/1985
12/31/1985US4561259 Method of operating a bimodal heat pump and heat pump for use of this method
12/24/1985US4559788 Air conditioning system and method
12/17/1985US4558571 Water heating device of heat pump type
12/10/1985US4557116 Swimming pool dehumidifier
12/03/1985US4556457 Safety control device for vapor generating and recovering apparatus
11/1985
11/27/1985EP0162746A1 Absorption process for producing cold and/or heat using a mixture of several constituents as a working fluid
11/21/1985WO1985005170A1 Heat pump energized by low-grade heat source
11/19/1985US4553409 Multiple regeneration multiple absorption type heat pump
11/19/1985US4553407 High efficiency air cycle air conditioning system
11/06/1985EP0160109A1 Absorption heat pump
10/1985
10/29/1985US4549816 Apparatus for measuring melting and boiling points of gas
10/22/1985US4548046 Thermodynamic apparatus for cooling and heating by adsorption on a solid adsorbent and process for using the same
10/08/1985US4545214 Heat pump system utilizable for air conditioner, water supply apparatus and the like
09/1985
09/24/1985US4542628 Coupled dual loop absorption heat pump
09/12/1985WO1985003975A1 Absorption heat pump
09/10/1985US4540043 Heat-generating device
08/1985
08/28/1985EP0152931A2 Method of running a generator-absorption heat pump heating installation for room heating, hot water heating and the like and a generator-absorption heat pump heating installation
08/27/1985US4537660 Vapor generating and recovering apparatus
08/13/1985CA1191683A1 Heat pumping process based on the principle of absorption
08/06/1985US4532773 Process for producing cold and/or heat by means of an absorption cycle comprising at least two absorption steps
08/06/1985CA1191575A1 Thermostat self-test apparatus and method
07/1985
07/31/1985EP0150014A2 Heat pump
07/10/1985EP0148062A2 Refrigeration plant producing cold and heat
07/10/1985EP0147770A2 Thermal induction machine
07/02/1985CA1189703A1 Climatic control system
06/1985
06/19/1985EP0145639A2 Chemical heat pump with a chemical long-term accumulator
06/12/1985EP0143855A1 Method of waste heat recovery
06/11/1985US4522035 Method and apparatus for recovering waste energy
06/11/1985CA1188527A1 Absorption heat pump system
06/06/1985WO1985002458A1 Method and equipment for utilization of the freezing heat of water as a source of heat of a heat pump
06/05/1985EP0143736A2 Chemical heat pump with mechanical or electrical energy input
06/04/1985CA1188153A1 Full admission pitot pump
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