| Patents for F24D 3 - Hot-water central heating systems (9,097) |
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| 07/20/1994 | EP0572501B1 Radiator valve |
| 07/12/1994 | US5327737 Method and apparatus for heat exchange, where channels, e.g. tubes, are secured in recesses in heat-isolating boards |
| 07/12/1994 | CA2087055A1 Temperature controlling flooring sections, systems and methods |
| 06/29/1994 | EP0483161B1 Refrigeration and freezing plant |
| 06/23/1994 | WO1994014011A1 Method and arrangement for air-conditioning and heating room space |
| 06/23/1994 | WO1994014010A1 Cooling ceiling |
| 06/23/1994 | DE4243367A1 Heating- and washing-water tank |
| 06/23/1994 | CA2151479A1 Cooling ceiling |
| 06/23/1994 | CA2150696A1 Method and arrangement for air-conditioning and heating room space |
| 06/22/1994 | EP0602430A1 Expansion vessel for domestic hot water in connection with a connector arsembly |
| 06/22/1994 | EP0602349A1 Accumulator with a double shell for preparing and storing hot domestic water |
| 06/09/1994 | DE4241139A1 Mixing distributor for central heating system - has mixer unit and by=pass in distributor-collector housing |
| 06/08/1994 | EP0464164B1 Prefabricated tile for an underfloor-air-conditioning system |
| 06/07/1994 | CA1329972C Floor structure and construction method |
| 06/01/1994 | EP0598799A1 Baseboard heating with a wooden cover |
| 06/01/1994 | DE4336531A1 Heating device for central heating and tap water - comprises central heating water circuit in which is accommodated a combustion gas - central heating - water - heat exchanger in a combustion channel |
| 06/01/1994 | DE4317511C1 Method for prodn. of inner-coated tap water store - uses storage tank which is provided with an outer cover in pot or cylindrical form as external heater |
| 06/01/1994 | CN2167306Y Automatic control dynmic circulation heat supply device for single family use type |
| 05/25/1994 | CN2166323Y Double-circulating, multi-function honeycomb briquet stove |
| 05/19/1994 | DE4238949A1 Storage tank for hot water - has several water containers with walls formed by heat transfer panels |
| 05/18/1994 | EP0597820A1 Heating element for surface heating |
| 05/18/1994 | EP0597342A1 Boiler |
| 05/18/1994 | CN2165357Y Water storing and supply device for supply of circulating hot-water |
| 05/18/1994 | CN1086889A Central heating stove |
| 05/10/1994 | US5309980 Device for heat supply by conductive heat transfer |
| 05/05/1994 | DE4312775A1 Floor-wall storage heater - consists of hollow radiator with feed chamber containing aluminium, etc, and return chamber with throttle |
| 05/04/1994 | EP0595430A1 Method and device for maintaining a fluid at a working pressure in a substantially closed fluide circulation system |
| 04/27/1994 | EP0401237B1 A heat installation for premises with water as a heat transmitting medium |
| 04/27/1994 | CN2163335Y Household heating apparatus |
| 04/27/1994 | CN2163334Y Multifunction radiation hot water feeder |
| 04/21/1994 | DE4334041A1 Heat exchanger with coil of inserted tubes - has tubes set with parallel axes and walls abutting at inner radius and has adjuster for equalising water temperature |
| 04/20/1994 | EP0592788A1 Pipe manifold with hydraulic decoupling device |
| 04/20/1994 | CN2162608Y Electric auto-hot water heating device |
| 04/14/1994 | WO1994008184A1 A guiding device specially adapted for a hot water storage tank |
| 04/14/1994 | DE4312370A1 Heat and hot water supply system arranged in upper storey of building - is operated with gas, heating oil, current or other energy source and has heat exchanger of surface water connected with central heating heat exchanger for usable water |
| 04/13/1994 | EP0592159A1 Heating/cooling systems |
| 04/13/1994 | CN2161853Y 两用热水器 Dual-use water heaters |
| 03/31/1994 | WO1994007193A1 Methods and apparatus for controlling temperature |
| 03/31/1994 | DE4332141A1 Circulation water heater for hot water and central heating circuits |
| 03/23/1994 | CN2159521Y Seperate gas burner with automatic temp. controller and hot water recycle |
| 03/17/1994 | DE4230226A1 Fluidic substance distributor for pipes - has two chambers, one with box cross-section, and another one of U=shaped cross-section |
| 03/08/1994 | US5292065 Radiant floor and wall hydronic heating systems |
| 03/04/1994 | CA2101298A1 Heat pump system with refrigerant isolation |
| 03/02/1994 | EP0584730A1 Method for cladding a ceiling and cladding according to the method |
| 03/02/1994 | EP0584459A1 Manifold assembly for heating installations |
| 03/02/1994 | CN1083199A Civil heat supply system |
| 02/23/1994 | CN1082693A Heating method and its heating apparatus |
| 02/16/1994 | EP0582730A1 Panel element |
| 02/16/1994 | CN1082170A Vacuum oxygen-removing method and equipment for hot water circulation system |
| 02/15/1994 | US5286001 Plumbing and heating pipe system for water supply purposes, made either completely or mainly of plastic material, especially of polypropylene |
| 02/15/1994 | CA2028771C Integrated hot water supply and space heating system |
| 02/09/1994 | EP0582031A1 Device for receiving heating or ventilation elements |
| 02/09/1994 | CN2155512Y Siphone water supply device for solar water-heating system |
| 02/08/1994 | US5284204 Hydronic thermal distribution system for space heating and cooling |
| 02/02/1994 | EP0581092A1 Vacuum-forming process for the production of a plastic plate provided with studs |
| 01/27/1994 | DE4223797A1 Wall mounted gas heater - includes in its casing expansion tank fitted next to wall between sides of casing with profiled openings |
| 01/26/1994 | EP0579933A1 Method of heating domestic water and water heater for carrying out the method |
| 01/20/1994 | DE4223635A1 Device for laying out elastic tubes, partic. for floor heating - has rotatable foot fitted on part receiving tube roll and having guide devices supporting guide ring |
| 01/19/1994 | EP0579270A1 Pipe system for sanitary and heating systems, entirely or predominantly made of plastic |
| 01/12/1994 | EP0578283A1 Pipe system for water supply to sanitary and heating systems, entirely or predominantly made of plastic |
| 01/12/1994 | EP0578282A1 Pipe system for water supply to sanitary and heating systems, entirely or predominantly made of plastic |
| 01/12/1994 | EP0577606A1 Device for producing hot water for domestic use or heating |
| 12/29/1993 | EP0576041A1 Pipe system for sanitary and heating systems, entirely or predominantly made of plastic |
| 12/23/1993 | WO1993025780A1 Slab for depositing heating or cooling elements on surfaces, such as floors, adapted for heating or cooling |
| 12/22/1993 | CN1079814A Closed ordinang-pressure heat supply method with natural circulating medium and its apparatus |
| 12/15/1993 | EP0573755A1 Insulation system |
| 12/08/1993 | EP0572501A1 Radiator valve. |
| 11/24/1993 | EP0516674B1 Cooling arrangement in particular as a structure suspended from a ceiling |
| 11/18/1993 | EP0569713A1 Gas fired water heater for room heating and production of hot water for domestic use |
| 11/16/1993 | US5261928 Greenhouse heating system |
| 11/11/1993 | DE4215025A1 Multi-part universal holder for extruded pipes of different sizes - has top and bottom parts between which pipe is held by force locking action using indentations |
| 11/10/1993 | CN2145940Y Non-pressure heating equipment |
| 11/04/1993 | DE4214593A1 Panel heater for rooms - consists of two outer layers of cardboard with plaster filling between them in which are embedded flow and return pipes |
| 11/03/1993 | EP0568523A2 Air conditioning plate |
| 11/03/1993 | EP0568122A2 A valve assembly for plants providing both heating and domestic hot water |
| 11/03/1993 | CN2145339Y Gas water warming apparatus for household |
| 11/03/1993 | CN2145338Y Simple warming apparatus for household |
| 11/02/1993 | CA2000020C Counter flow tube-manifold heat exchanger |
| 11/02/1993 | CA1323906C Water fitting, particularly for sanitary domestic installations |
| 10/28/1993 | WO1993021490A1 Plate type heat transfer device |
| 10/27/1993 | EP0567199A1 Tap water boiler |
| 10/26/1993 | CA1323546C System for absorbing the expansion in liquid circulating systems |
| 10/19/1993 | US5253805 Heat pump system with refrigerant isolation |
| 10/14/1993 | WO1993020387A1 A fluid control system, a method of operating the same and a mixing valve |
| 10/14/1993 | DE4212113A1 Device for storing and delivering pipe clips to insertion machine - consists of vertical rail profiled in cross section with right angled bend at bottom terminating at vertical insertion tool |
| 10/07/1993 | DE4210735A1 Heat distribution box for hot water and heating system - comprises two parallel rectangular section ducts spaced apart and well insulated |
| 10/07/1993 | DE4210468A1 Clips for underfloor heating pipes - are linked together lengthwise and crosswise by coupling rings to form grid of holders each with central seating for pipes |
| 09/30/1993 | WO1993019564A1 Heating apparatus |
| 09/30/1993 | WO1993019330A1 Temperature control |
| 09/29/1993 | EP0562545A1 Temperature control device for rooms in a building which border on a facade |
| 09/28/1993 | US5248085 Gas boiler |
| 09/28/1993 | US5248084 Apparatus and method for controlling the water flow rate from the boiler circuit to the heating circuit in hot water heating systems |
| 09/23/1993 | DE4312800A1 Starting up system for surface heating esp. floor heating installation - has at least one heating circuit with desired value transmitter for supply temp., mixer for adjusting supply temp. ,and supply temp. regulator |
| 09/22/1993 | EP0561037A1 Device for feeding a circuit of a heat or cold supplying system |
| 09/16/1993 | WO1993018350A1 Method and apparatus for heating building and ventilation air |
| 09/16/1993 | CA2131443A1 Method and apparatus for heating building and ventilation air |
| 09/14/1993 | US5244148 Adaptable heater control |
| 09/14/1993 | US5244037 Closed loop ground source pressurized system for a heat pump |
| 09/09/1993 | DE4301723A1 Hot water for domestic use - has central upright tube with bottom inlet and outlets at various levels above each with non return valve |
| 09/09/1993 | DE4223380C1 Pressure-monitoring method in heating or refrigerating systems - continuously monitors medium feed and return temperatures to determine amount of expansion and transfers medium to and from pressure-compensation vessel accordingly |