| Patents for F24D 3 - Hot-water central heating systems (9,097) |
|---|
| 08/29/1990 | CN1044980A Method and equipment for heat-exchange working medium to absorb heat at normal pressure and to evolute heat at abnormal pressure |
| 08/08/1990 | EP0380483A1 Heating or cooling arrangement. |
| 08/02/1990 | DE3902378A1 Admixing unit for large-area heating installation |
| 08/02/1990 | DE3902258A1 Apparatus for storing liquid |
| 07/26/1990 | WO1990008292A1 Process and device for supplying hot water |
| 07/26/1990 | DE3902176A1 Sheet-type heating element, in particular for underfloor heating systems |
| 07/26/1990 | DE3902113A1 Water heater for the thermal destruction of legionellae |
| 07/26/1990 | DE3901781A1 Verfahren und vorrichtung zur warmwasserbereitung Method and device for water heating |
| 07/24/1990 | US4943003 Control device for heat pump with hot-water supply facility |
| 07/18/1990 | WO1990008291A1 Device for the temperating of premises |
| 07/18/1990 | CA2044153A1 Device for the temperating of premises |
| 07/17/1990 | US4941528 Ceiling made of metal panels |
| 07/12/1990 | DE3932743C1 Sound damping plaster compsn. - of quartz sand and poly-satd. polybutadiene binder |
| 07/11/1990 | EP0377263A1 Readjustable floor system |
| 07/11/1990 | CN2059216U Multi-functional household boiler |
| 07/04/1990 | EP0376297A1 Hot water accumulator |
| 07/04/1990 | EP0375697A1 Manifold |
| 07/04/1990 | CN2058961U Multi-purpose three-heating three-circulation energy-saving range |
| 06/28/1990 | WO1990007075A1 A method and an arrangement for installing a heating pipe |
| 06/28/1990 | WO1990007042A1 Supporting plate for underfloor heating |
| 06/27/1990 | CN1043379A Heating system for normal pressure low-temp. open hot-water boiler |
| 06/20/1990 | EP0374083A1 A sound-insulating intermediate piece for the household-water or heating-water system of a building |
| 06/20/1990 | CN2058467U Heating system with feed-line in big area |
| 06/13/1990 | EP0372301A2 Device for arc-shaped guiding and supporting of flexible line pipes |
| 06/13/1990 | DE3841572A1 Fastening element for holding floor-heating pipes on reinforcing wires or support grids |
| 06/13/1990 | DE3841478A1 Fastening element for heating pipes of floor heating systems, and device for the processing thereof |
| 06/12/1990 | CA2003637A1 Supporting plate for underfloor heating |
| 06/06/1990 | EP0371268A1 Panel for a thermal hollow floor |
| 06/06/1990 | CN2057994U Cycle water pump of domestic hot water heating system |
| 06/06/1990 | CN2057991U Domestic coal-saving heating unit |
| 06/06/1990 | CN1042760A Thermodynamic pump |
| 05/31/1990 | DE3938326A1 Water and heating pipe installation - consists of distributor box with distributor rods and connections |
| 05/23/1990 | EP0369293A2 Apparatus for mounting a heating tube |
| 05/16/1990 | EP0368804A1 Tabular support element for building construction and civil engineering |
| 05/16/1990 | EP0368715A1 Installation and apparatus for individual heating and sanitary hot water production starting from a communal heating system |
| 05/10/1990 | DE3838005A1 Verfahren zum einstellen des mittelwerts der vorlauftemperatur eines heizmediums und schaltungsanordnung zur durchfuehrung des verfahrens The set method of the medium value of the flow temperature of a heating medium and circuit arrangement for implementing the method |
| 05/09/1990 | EP0366988A2 Supplementary heat exchanger |
| 05/09/1990 | EP0366971A1 Device for preventing dripping in a hot water heater |
| 05/02/1990 | EP0366615A2 Radiant or radiant/ventilating air-conditioning pre-fabricated elements and air-conditioning installation including said elements |
| 05/02/1990 | EP0365586A1 Ventilation equipment and method. |
| 05/01/1990 | US4921166 Hot water circulating system |
| 05/01/1990 | US4921163 Method and apparatus for temperature control of heating and cooling plants |
| 04/25/1990 | EP0364809A1 Element for tempering a space to be affixed to walls or ceilings |
| 04/25/1990 | EP0364515A1 Two-component compressor-heat pump or refrigeration machine |
| 04/25/1990 | EP0364456A1 Supporting structure composed of a plurality of tubular metal framework elements and closed so as to allow a medium to circulate in said structure |
| 04/25/1990 | CN1041630A Floor structure and construction method |
| 04/18/1990 | EP0363901A2 Concrete slab of large size with surface heating. |
| 04/18/1990 | EP0363611A1 Fixing device for warm-water heating pipes |
| 04/11/1990 | EP0362479A1 Radiator with multiple stage heat exchanger |
| 04/10/1990 | US4915296 Hot water circulating system |
| 04/10/1990 | CA1267643A1 Auxiliary equipment for the thermostatic valve of a radiator |
| 04/04/1990 | EP0361333A1 Water turbine, particularly for use in domestic commodities |
| 04/04/1990 | EP0360889A1 Heating panel |
| 04/04/1990 | CN2055574U Self-circulation water-heating system |
| 03/29/1990 | DE3930170A1 Room-temp. control unit - has pipe holder bracket with adjustable component pressing against pipe |
| 03/29/1990 | DE3930169A1 Room heating element - having polyamide clamping pieces held in mounting rail over which ribs are snapped |
| 03/28/1990 | EP0360097A1 Radiant ceiling panel |
| 03/28/1990 | EP0359913A2 Heating distributor with horizontal connection supports |
| 03/27/1990 | US4910969 Apparatus for heat recovery by using a heat-pump system |
| 03/20/1990 | US4909045 High-efficiency heating unit for producing hot water |
| 03/14/1990 | EP0358041A1 Process for heating a building, and heating installation |
| 03/13/1990 | US4907739 Heating method and apparatus |
| 03/07/1990 | CN1040260A Heat exchange station |
| 03/06/1990 | US4906817 Overflow compensation device for a water heater using a variable volume bellows |
| 02/28/1990 | EP0355881A1 Tap-water heating device |
| 02/21/1990 | CN2053309U Accelerator for circulating heating water |
| 02/20/1990 | CA1266045A1 Linear radiant ceiling panel and method of manufacturing |
| 02/15/1990 | DE3914770A1 Multiple-boiler heating system changeover unit - has transverse baffles reducing internal cross=section between unions |
| 02/15/1990 | DE3827371A1 Substructure for the fastening of panels on a floor, wall or similar surface of a structure |
| 02/14/1990 | EP0354733A2 Conductive resin structure for connecting metal conductors |
| 01/25/1990 | DE3923010A1 Pipe support as laying aid for flexible plastic pipelines |
| 01/17/1990 | EP0351155A2 Expandable manifold for water delivery system |
| 01/17/1990 | EP0350896A1 Vehicle with heated inner surfaces |
| 01/16/1990 | US4893749 Mixer valve for heating installations |
| 01/11/1990 | DE3823390A1 Heating and service-water-heating system for residential buildings |
| 01/10/1990 | CN2050948U Domestic multipurpose water heating apparatus |
| 01/02/1990 | US4890648 Distribution and shut-off device for hydraulic systems, particularly for domestic water systems |
| 12/27/1989 | EP0347416A1 Structural element for surface heating and cooling systems and process for manufacturing such elements |
| 12/20/1989 | EP0346977A1 Water heater |
| 12/20/1989 | EP0346529A1 Pipe mounting |
| 12/14/1989 | WO1989012203A1 Pipe arrangement |
| 12/13/1989 | EP0345698A2 Arrangement for heating a floor, particularly an open place |
| 12/12/1989 | US4885915 Heat accumulator |
| 12/07/1989 | DE3818543A1 Panel-heating system for glass windows and for similar sheet-like building-shell elements |
| 12/05/1989 | US4884743 Method of and plant for regulating the temperature of a heat carrier fluid |
| 11/29/1989 | CN1037578A Heat supply system using pressureless boiler |
| 11/16/1989 | WO1989011067A1 Central heating system with elongated extruded profile members as the heat generating elements, and a method of manufacturing such profile members |
| 11/09/1989 | DE3820254A1 Plastic pipe |
| 11/08/1989 | EP0340825A1 Improved wall cooling, respectively wall heating |
| 11/07/1989 | US4878332 Cable embedded in slurry |
| 11/02/1989 | WO1989010517A1 Supporting structure composed of a plurality of tubular metal framework elements and closed so as to allow a medium to circulate in said structure |
| 10/19/1989 | DE3811510A1 Combined air-conditioning/heating system with independent current generation |
| 10/12/1989 | DE3809893A1 Anordnung zur uebergabe von fernwaerme an eine wassererwaermungsanlage Arrangement for about task of district heating to a wassererwaermungsanlage |
| 10/12/1989 | DE3809412A1 Distributor for heating installations |
| 10/05/1989 | WO1989009368A1 Arrangement for remote transfer of heat to a hot-water system |
| 10/05/1989 | DE3836877C1 Device in a water heater for preventing dripping |
| 10/03/1989 | US4870792 Passage of pressurized fluids through masonry work |
| 09/28/1989 | DE3807442A1 Waermeuebergabestation Waermeuebergabestation |
| 09/28/1989 | DE3806676A1 Border-insulating strip for floor-heating systems |
| 09/21/1989 | WO1989008805A1 Two-component compressor-heat pump or refrigeration machine |