Patents for F24D 11 - Central heating systems using heat accumulated in storage masses (2,832)
10/1993
10/21/1993DE4212749A1 Heating system with dual fuel or solid fuel and gas or oil burners - interrupts supply to buffer storage when fuel burning is switched over to oil or gas
09/1993
09/29/1993EP0561776A1 Thermal energy storage apparatus.
09/22/1993EP0561032A1 Heat accumulator as storage buffer for room heating
09/15/1993CN1022132C Pipe apparatus in heat accumulator
08/1993
08/31/1993US5239838 Heating and cooling system having auxiliary heating loop
07/1993
07/29/1993DE4201580A1 Underground storage installation for waste heat energy for re-use in buildings - has disused mine workings bricked up and thermally lined, containing heat exchanger and fluid or solid material
07/29/1993DE4201579A1 Above-ground storage installation for waste heat - has heat-insulated waste dumps from potash mfr. landscaped with internal heater and heat exchanger for re-use in residential or industrial buildings
07/20/1993US5228310 Solar heat pump
07/14/1993EP0550499A1 Improvements relating to central boiler systems.
07/06/1993US5224466 Process for converting solar energy into heat and device for implementing the process
06/1993
06/02/1993EP0544197A1 Hot water heating installation for building
05/1993
05/11/1993US5209286 Ground open-air heat exchange, open-air conditioning system, and method
05/06/1993DE4236967A1 Heating system with circulating pump - has hot-water storage tank in series with primary branch of heat-exchanger
04/1993
04/29/1993DE4134931A1 Building of at least two storeys - has heat storage core formed as integral part of structure, with heat source in core lower level
04/29/1993DE4134749A1 Solar energy plant - comprises solar collector, solid material accumulator and heat pump, used for air heating with possible copper@ tube heating circuit for garden shower
04/01/1993DE4131989A1 Extraction of heat from below ground - involves deep situated heat-exchangers heating cold water supplied from surface subsequently pumped back up to ground level
03/1993
03/09/1993US5193138 Off-peak thermal storage system providing a plurality of selected temperature outlets
03/09/1993US5192022 Fuel-fired heat pump system
03/03/1993EP0484358B1 Process and device for converting solar energy to heat
02/1993
02/03/1993EP0525294A1 Process and device for returning condensate of a long-distance steam line in a steam heating plant
01/1993
01/28/1993DE4124674A1 Conservation of solar generated heat - heated air circulation to store sun's energy in building fabric until required
01/21/1993WO1993001457A1 Equipment for utilizing solar energy
01/07/1993DE4211576A1 Heating system using heat pump and ground probe - uses heat provided by probe transferred to refrigeration medium via evaporator heat exchanger
12/1992
12/30/1992EP0520056A1 Power generating plant in combined heat and power generation technique
11/1992
11/24/1992US5165466 Modular heat exchanger having delayed heat transfer capability
11/05/1992DE4114076A1 Solar heating with water-filled main energy storage - comprises insulated flexible sleeve inside insulated wooden tank and coupled to solar collectors and other storage containers
10/1992
10/15/1992WO1992017664A1 Temperature regulation of various building parts of houses
10/08/1992DE4100009A1 Solar heater for domestic hot water - incorporates collector connected to storage cylinder through pump which pumps cold water into it for heating
09/1992
09/01/1992US5142882 Solar heat pump
08/1992
08/20/1992DE4209251A1 Heat buffer storage system esp. for sun-blind - filled with latent heat storage medium absorbing heat from hot room and releasing heat in cooler phase
08/01/1992CA2060438A1 Heat storage composition and process for preparing the same
07/1992
07/23/1992WO1992012387A1 Power generating plant in combined heat and power generation technique
07/23/1992DE4101644A1 Heat pump system using Peltier elements supplied with current - has unit supplying medium to be cooled to cold side of Peltier elements and unit removing heated medium at hot side
06/1992
06/16/1992US5121789 Warm climate solar building
06/11/1992DE4038963A1 Heating system - comprises storage tank connected to heat source and divided into separate compartments connected by pipe
06/03/1992EP0488064A1 Process for heating a building.
05/1992
05/26/1992US5115969 Floor structure and construction method
05/13/1992EP0484358A1 Process and device for converting solar energy to heat.
04/1992
04/16/1992WO1992006336A1 Improvements relating to central boiler systems
04/14/1992US5103802 Thermosyphon heat-storage and backup heat apparatus
03/1992
03/19/1992DE4029355A1 Stratified warm water storage vessel - has two perforated horizontal plates with packs of salts between in water reservoir to prevent disturbance
02/1992
02/25/1992US5090136 Paint booth thermal reclamation system for space heating
02/20/1992DE4112980A1 Energy saving heating system - can utilise heat from solar panels or from conventional heater
02/04/1992US5086493 Electric thermal storage boosted heat pump air heating apparatus
12/1991
12/14/1991CA2044448A1 Integrated heating, cooling and ventilation system
12/10/1991CA1292873C Air conditioning system
11/1991
11/08/1991WO1991017403A1 Thermal energy storage apparatus
11/07/1991DE4014160A1 Current requirement equalisation method for building heating - using selective switching in of heat pump dependent on current availability
11/06/1991EP0455184A1 Process for heating and/or cooling a building with solar energy using transparent insulation and plant for utilizing same
10/1991
10/29/1991US5060718 Precast wall with thermic regulation elements
10/08/1991US5054540 Thermal energy storage apparatus
09/1991
09/17/1991US5048507 Endothermic building
09/10/1991US5046551 Long term thermal energy production, storage and reclaim system
08/1991
08/13/1991US5038850 Cooling and heat accumulating type electric cooling and heating system and a method for implementing the same
06/1991
06/26/1991EP0433869A1 Precast wall with thermic regulation elements
06/12/1991EP0431760A2 A method for air conditioning and supplying hot/cold water
06/05/1991CN1051971A Method for air conditioning and supplying hot/cold water
05/1991
05/25/1991CA2029445A1 Method for air conditioning and supplying hot/cold water
05/23/1991DE3935932C1 Heating unit with solar collector - has balance tank selectively by=passed by branch pipe and ON-OFF valve
05/16/1991DE4035626A1 Cold and heat storage system - has solid storage material between convection preventing layers in storage chamber
04/1991
04/09/1991US5005371 Adsorption thermal storage apparatus and adsorption thermal storage system including the same
04/03/1991EP0420220A1 Installation for the heating or cooling of fluids
03/1991
03/07/1991DE3929317A1 Thermodynamic system using combustion engine - has absorption heat pump for waste heat recovery for max efficiency
01/1991
01/29/1991WO1991002199A1 Process and device for converting solar energy to heat
01/29/1991CA2065391A1 Process and device for converting solar energy to heat
01/01/1991US4981263 Paint booth thermal reclamation system for space heating
12/1990
12/11/1990US4976464 Fuel-fired heat pump system
11/1990
11/29/1990DE4014712A1 Heat storage unit combined with heating plant - includes four-way mixer to control circulation and hot water storage in conjunction with other valves
11/15/1990WO1990013776A1 Heating/cooling system and method
11/06/1990US4967729 Solar-system house
10/1990
10/31/1990DE3913552A1 Conservatory roof made from transparent plastics panels - which have internal passageways for circulating heat absorbing liquid
10/17/1990CN2064027U Semiconductor refrigeration bottle
10/11/1990DE4007228A1 Multi functional central heating system for private or industrial use - comprises heat storage container coupled to heat source and flow heat exchanger connected to fresh water supply
09/1990
09/18/1990US4956977 Adsorption apparatus used as an electro-heating storage
09/10/1990CA2011847A1 Fuel-fired heat pump system
09/05/1990EP0385700A1 Heat exchange unit, heat exchange system, method of improving heat exchange efficiency, and refrigeration circuit
08/1990
08/16/1990EP0382456A1 Improvements in or relating to buildings
08/15/1990CN2060521U Thermal insulation heater
08/02/1990DE3902258A1 Apparatus for storing liquid
07/1990
07/26/1990WO1990008290A1 Paint booth thermal reclamation system for space heating
07/11/1990CN1008768B Air conditioning system for buildings
06/1990
06/26/1990US4936110 Method and arrangement for withdrawing heat from a space which is exposed to a natural heat influence
06/05/1990CA1269903A1 Solar heat collecting module
05/1990
05/30/1990CN1042603A Pipe apparatus in heat accumulator
05/17/1990WO1990005271A1 Pipe apparatus in heat accumulator
05/08/1990US4922998 Thermal energy storage apparatus
05/03/1990WO1990004743A1 Community thermal energy exchange system
04/1990
04/25/1990CN1041630A Floor structure and construction method
04/24/1990US4919245 In a building heating system
04/19/1990DE3835096A1 Layered hot-water storage tank
04/11/1990EP0191801B1 Residential heating, cooling and energy management system
03/1990
03/27/1990US4911359 Apparatus for and method of recovering chimney heat
03/20/1990US4909312 Interface equipment between a heat pump and a buried heat exchanger
03/20/1990US4909041 Residential heating, cooling and energy management system
03/14/1990EP0358041A1 Process for heating a building, and heating installation
03/13/1990US4907738 Heat pump
02/1990
02/20/1990US4901537 Solar heat collector system
01/1990
01/16/1990US4893476 Three function heat pump system with one way receiver
12/1989
12/14/1989DE3917930A1 Heating installation
12/14/1989DE3813669A1 Heat-pump installation
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