| Patents for F24D 3 - Hot-water central heating systems (9,097) |
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| 08/25/2004 | EP1450107A1 Foldable heat radiating sheet |
| 08/25/2004 | EP1373772B1 Fixing device for fixing a tube or a tubular arrangement between the reinforcement layers of a concrete plate |
| 08/25/2004 | CN2636123Y Air heat energy water-heater |
| 08/25/2004 | CN2635796Y Low temp. hot water floor radiation heating light composite board |
| 08/25/2004 | CN1523299A Construction method of floor material for floor heating and floor heating structure |
| 08/25/2004 | CN1163699C Hot-water central heating device |
| 08/24/2004 | US6779241 Method for forming an enclosure |
| 08/19/2004 | WO2004070281A1 Solar energy system |
| 08/19/2004 | WO2004070280A1 Heating plant control device |
| 08/19/2004 | WO2004070279A2 A re-circulating hot water system adapted for supply and space heating applications |
| 08/19/2004 | US20040159110 Heat exchange apparatus, system, and methods regarding same |
| 08/19/2004 | DE202004005930U1 Expansion unit for heating systems has a replaceable membrane inside a two part housing secured by outer clamps |
| 08/19/2004 | DE10305432A1 Method for energy efficient thermal room conditioning involves preparing cold water and transferring energy between room and heat transport medium through flat area system using latent-storing materials inside room |
| 08/18/2004 | EP1446617A1 Method for control of a heat pump and a heat pump for carrying out the method |
| 08/18/2004 | CN1162652C Normal pressure hot water boiler energy-saving heating-system |
| 08/17/2004 | US6776222 Foldable floor heating panel |
| 08/12/2004 | WO2004068037A1 Conditioning device |
| 08/12/2004 | DE202004009108U1 System separator for heating appliances uses electronic speed control of primary pump and gauge in heating circuit header and heating control to regulate ideal header temperature of demarcated heating circuit |
| 08/12/2004 | DE202004002166U1 Heating device with pipes set in insulation board, e.g. for underfloor heating, contains undercut grooves for pipes and is covered with thermally conductive film |
| 08/12/2004 | DE10303570A1 Heat exchanger installation for e.g. heat transfer stations, has heat exchanger units that are connected to channels within pylon and are attached around pylon |
| 08/11/2004 | EP1444465A1 Modular radiant partition |
| 08/11/2004 | CN1161565C Automatic hydroaulic balancing device |
| 08/11/2004 | CN1161564C Heating network system for high buildings |
| 08/05/2004 | DE202004004590U1 Method for reducing heat losses through outside walls with a heated inside cladding at a similar temperature as the room and with thermal insulation |
| 08/05/2004 | DE19960508B4 Trockenestrichelement Dry screed element |
| 08/05/2004 | DE10302926A1 Prefabricated unit for underfloor heating, has heat hoppers that are aligned in two spaced parallel series along the longitudinal direction of the unit, the hoppers are linked to each other by tubing loops |
| 08/04/2004 | EP1443277A1 An integrated fire protection system and cooling system |
| 08/04/2004 | CN1517604A Heat pump type hot water supply device and heat pump type hot water supply heating device |
| 08/04/2004 | CN1517603A Module type comprehesive water supply machine set for cold and hot water |
| 08/03/2004 | US6769476 Ceiling cooling or heating apparatus |
| 07/29/2004 | US20040144126 System and method for supplying consumers with heat energy or with cooling energy |
| 07/29/2004 | DE20304350U1 Verteilervorrichtung für einen mit einem flüssigen Medium betriebenen Kreislauf einer Wärmeversorgungsanlage Distribution device for a powered with a liquid medium circuit of a heat supply system |
| 07/29/2004 | DE202004006180U1 Heating device, especially heating accessible surfaces in motor caravan, caravan and similar vehicles is in form of dual bar panel with adapter for connecting hot air blower to channels of panel |
| 07/28/2004 | EP1441160A2 Valve groupe |
| 07/28/2004 | CN2628949Y Central water heater |
| 07/28/2004 | CN2628636Y 复合地热地板 Composite geothermal floor |
| 07/22/2004 | US20040140082 Multifunctional thermal installation |
| 07/22/2004 | DE10300427A1 Method for combining heat from solar energy system with heat pump has solar panel output selectively directed to hot water tank or heat pump evaporator |
| 07/22/2004 | DE10259961A1 Vorgefertigtes Bauelement, insbesondere Decken- oder Wandbauelement aus einem ausgehärteten Material sowie Verfahren zur Herstellung eines solchen Bauelements Prefabricated construction element, in particular a ceiling or wall element of a hardened material as well as process for producing such a component |
| 07/21/2004 | CN2627388Y Oil field in-house heating apparatus |
| 07/21/2004 | CN1514188A Fluid power type sound energy heating device |
| 07/15/2004 | WO2004059216A1 Prefabricated structural element, especially ceiling or wall element from a solidified material and method for producing such a structural element |
| 07/15/2004 | DE202004004715U1 Fixing pin for sub-floor surface central heating pipe has wire loop attached to helical wire and central guide pin |
| 07/15/2004 | DE10034257B4 Keramische Mantel- und Ecksteine als Futtersteine für Kachelöfen Ceramic shell and lining stones as cornerstones for tile |
| 07/15/2004 | DE10029490B4 Verteileranordnung zum Anschließen einer kombinierten Raumheizung und Raumkühlung an eine Warm- oder Kühlwasseranlage Manifold assembly for connecting a combined space heating and space cooling on a hot or cooling water system |
| 07/14/2004 | EP1161643B1 Sound-insulating, preferably floating floor with heating elements |
| 07/14/2004 | CN2625768Y Flow mixing equipment for warm radiation ground bed |
| 07/08/2004 | WO2004057241A1 Heat dissipating unit for floor heating system |
| 07/08/2004 | DE20320027U1 Heat exchanger for hot water system has a double bottom connected to the hot water primary circuit and with an enhanced heat transfer to destroy legionnaires bacteria |
| 07/08/2004 | DE19633236B4 Warmwasser-Speicher und Ausdehnungsgefäß für eine Heizungsanlage Hot water tank and expansion vessel for a heating system |
| 07/08/2004 | DE10107278B4 Rücklaufseitige Anschlußarmatur für Fußbodenheizungen Return-side connection fitting for underfloor heating |
| 07/08/2004 | DE10014102B4 Halterung für ein im wesentlichen rechteckiges Ausdehnungsgefäß Support for a substantially rectangular expansion vessel |
| 07/07/2004 | CN1156659C Thermodynamic equipment capable of regenerating energy sources |
| 07/01/2004 | US20040123913 Pipe, piping system, radiant heating system, and kit |
| 07/01/2004 | DE202004003321U1 Flat surface climate control element has electrically non-conductive material layer in region of entire contact faces between heat absorption area and linear heat sink |
| 07/01/2004 | DE202004002279U1 Pressure control device for heating and cooling systems has control unit mounted on diaphragm receiving container and provided with pump and top-up |
| 06/30/2004 | CN2622590Y 节水型热水供给系统 Water-saving hot water supply system |
| 06/24/2004 | DE202004002089U1 Heating element with an integrated sandwich structure is produced by a casting process, and consists of two cover layers bracketing a thermally conductive plastic composite with an embedded a pipe system |
| 06/23/2004 | EP1431675A2 Room air conditioning installation |
| 06/23/2004 | EP1431673A1 Distributor or module therefor |
| 06/23/2004 | CN2621266Y Indoor heating equipment |
| 06/23/2004 | CN1506624A Heat pump type hot water heating system |
| 06/17/2004 | WO2004051148A1 Heat exchange apparatus, system, and methods regarding same |
| 06/17/2004 | WO2004051147A1 Heat exchanger and device producing domestic hot water |
| 06/17/2004 | DE10317269A1 Floor structure comprises a vapor barrier layer which is constructed and laid so that it totally envelops a cement/plaster floor element together with an insulation plate |
| 06/17/2004 | DE10257103A1 Wärmeaustauscherelement Heat exchanger element |
| 06/17/2004 | CA2507211A1 Heat exchange apparatus, system, and methods regarding same |
| 06/16/2004 | EP1429080A1 LOW TEMPERATURE BURN PREVENTING ELECTRIC FLOOR HEATING SYSTEM, ELECTRIC FLOOR HEATING PANEL, FLOOR HEATING FLOOR MATERIAL, AND ELECTRIC FLOOR HEATING DEVICE |
| 06/16/2004 | EP1428934A1 Device for connecting a pipe network located in a roadway, and method for use of this device |
| 06/16/2004 | EP1062463B1 Air conditioning method for buildings and air-conditioned building |
| 06/10/2004 | US20040108096 Geothermal loopless exchanger |
| 06/10/2004 | US20040108002 Regulator valve with flow indicator for a hot-water heating system |
| 06/10/2004 | US20040107921 Manifold of a plastics material for hot-water heating system and the like |
| 06/09/2004 | EP1426721A2 Element for heat exchanger |
| 06/09/2004 | EP1426696A1 A regulator valve with flow indicator for a hot-water heating system |
| 06/09/2004 | EP1426695A1 A manifold of a plastics material for hot-water heating systems and the like |
| 06/09/2004 | EP1022518B1 Room cooling method and device for carrying out the method |
| 06/09/2004 | DE202004005527U1 Carrier rail for securing wall or ceiling panels in building construction has toothed carrier limb and fixing clip for securing to building pipework on opposite sides |
| 06/03/2004 | WO2004046619A1 Solar-energy air-conditioned buildings with radiant mass |
| 06/03/2004 | DE10254098A1 Combined heating and ventilating system and air-water heating system for use in building has regenerative fresh-air heating circuit |
| 06/03/2004 | DE10253867A1 Heating or cooling system for poured concrete or earth has mat made of capillary tubes resting on support rails and embedded in solid material |
| 06/02/2004 | CN2619184Y Self control box type heat exchanging unit |
| 06/02/2004 | CN2618978Y Warm radiation ground bed |
| 06/02/2004 | CN1501056A House service system and measurement and charge method for central heating system |
| 05/27/2004 | WO2004044341A1 Building made of wall hollow heated elements |
| 05/27/2004 | DE29624491U1 Distributor arrangement for water maintenance in buildings, e.g. heating and drinking water - has main supply pipe consisting of branch pipe sections with external thread at one end, one end having right-handed thread and other end having left-handed thread |
| 05/27/2004 | DE20320245U1 Concrete element e.g. for carrying liquid-conveying pipe, has at least one open aperture extending between front- and rear-face |
| 05/27/2004 | DE19707184B4 Warmwasserspeicher Hot water tank |
| 05/26/2004 | EP1422480A1 Plate for supporting pipes of a thermal wall, and thermal wall and method for its production |
| 05/26/2004 | CN1500191A Method for feeding closed liquid system |
| 05/26/2004 | CN1499138A Compact heating device contg. dual heating loops |
| 05/26/2004 | CN1499024A Heating steel floorboard with low temp irradiation |
| 05/25/2004 | US6739517 Non-circulating tank and kit for use with liquid heating unit |
| 05/25/2004 | US6739097 Floor element for a floor heating or cooling system, and a process for manufacturing the element |
| 05/19/2004 | EP1419348A1 Radiant heating system pipe mounting plate |
| 05/19/2004 | DE10219025A1 Solar energy concept for central heating/water heating systems combines use of solar collectors with heat pumps, which are switched-on when sollectors no longer supply sufficient energy |
| 05/19/2004 | CN1497114A Heat-insulation plate for caliduct plumbing |
| 05/18/2004 | US6736165 Valve device and distributor device |
| 05/13/2004 | DE10341002A1 Pipe connection system for cascade heating unit has a modular design corresponding to the number of boilers |
| 05/13/2004 | DE10311468A1 Brass distribution system for subdividing gases or liquids has plastic depth stop in transition from primary tube to connectors |