| Patents for F24D 3 - Hot-water central heating systems (9,097) |
|---|
| 05/12/2004 | EP1418387A1 Compact heating system with two heating circuits |
| 05/12/2004 | EP1417441A1 Passive back-flushing thermal energy system |
| 05/12/2004 | CN2615544Y Civil gas firing heating system |
| 05/12/2004 | CN2615402Y Cross water pipe type screw fastening thermal circulating pump |
| 05/12/2004 | CN1496419A Method and device for production of endless plastic hollow profiles |
| 05/11/2004 | US6732940 Compact vehicle heating apparatus and method |
| 05/06/2004 | WO2004038121A1 Composite gypsum-board panel and method for manufacturing thereof |
| 05/06/2004 | EP1415105A1 Branchtubing for pipework |
| 05/06/2004 | EP1415055A1 Panel for a suspended heating and/or cooling ceiling |
| 05/06/2004 | DE20318765U1 Device for heating of rooms has outside unit of split conditioning system with heat pump connection and in functional communication with water circuit of closed pipe system and integrated directly into it via heat exchanger |
| 04/29/2004 | WO2003098118A3 Combined heating and hot water system |
| 04/29/2004 | US20040081763 By which a technically usable metal coating can be produced in accordance with thin-layer technology at high production speed |
| 04/29/2004 | DE202004002884U1 Heating circuit distributor has tubular housing with polygonal cross section, with male thread on at least one end in corners of housing, and sealing plug on at least one end of housing with connector extending into housing |
| 04/29/2004 | DE202004002883U1 Heating circuit distributor has tubular housing with threadless connectors, while valves which fit in distributor each have two interconnectable parts each fitted in one of two oppositely disposed connectors |
| 04/29/2004 | DE202004001583U1 Wall or ceiling panel for building room has support panel of gypsum board and with mesh having aluminum foil or wool lining |
| 04/29/2004 | DE10312366B3 Embedding box for space heating regulator has frame with elongated holed for screwing to bath |
| 04/29/2004 | DE10031980B4 Strahlelement zum Abstrahlen von Wärme und/oder Kälte Radiating member for radiating heat and / or cold |
| 04/28/2004 | EP1412681A2 Geothermal space conditioning |
| 04/28/2004 | CN1147685C Heat pump type air conditioner apparatus |
| 04/27/2004 | US6726115 Radiant heating system for subfloor installation |
| 04/22/2004 | WO2003038353A8 Method for control of a heat pump and a heat pump for carrying out the method |
| 04/22/2004 | US20040074631 Dry type heating pipeline structure and construction method thereof |
| 04/22/2004 | DE20310347U1 Heat radiation system, for ceilings, has pipes of lightweight and conductive metal fitted with side wings to give downward heat radiation surfaces |
| 04/21/2004 | EP1411302A2 Valve assembly for underfloor heating |
| 04/21/2004 | EP1409929A1 Unit and method for supply of users with heat energy or chilling energy |
| 04/21/2004 | EP1409928A1 Ceiling and method for producing the same |
| 04/21/2004 | EP1409927A1 Heat transfer tile |
| 04/21/2004 | EP1238231B1 Water heater comprising a plate heat exchanger and a storage container for heated water |
| 04/21/2004 | CN1490564A Mixer for warming radiating earth bed |
| 04/20/2004 | US6722862 Metering pump with combined inlet/outlet valve element |
| 04/15/2004 | US20040069448 Exhaust heat utilization system, exhaust heat utilization method, and semiconductor production facility |
| 04/15/2004 | DE4242036B4 Anschlußarmatur zum Anschließen eines Ausdehnungsgefäßes Connection fitting for connecting an expansion vessel |
| 04/15/2004 | DE202004001595U1 Support cover for heating and cooling purposes comprises a support plate with cut-outs on the rear side, copper or plastic meanders, a coating, and V- shaped cut-outs or slits |
| 04/15/2004 | DE202004001348U1 Heating system with a floor heating section incorporated directly into the usual heating medium circuit with radiators comprises a floor heating pipe provided with a layer foamed plastic material |
| 04/15/2004 | DE10246263A1 Structural element for wet rooms comprises plate-like foamed body whose surfaces are provided with reinforcement covered by layer of plastics mass |
| 04/15/2004 | DE10143969B4 Rohrbogenhalter Pipe bend bracket |
| 04/14/2004 | EP1407198A1 Ventilating system |
| 04/14/2004 | CN1488830A Low-temperature radiation floor board heating method and heating floor board thereof |
| 04/14/2004 | CN1145763C Pre-starting control for multiple zone system |
| 04/13/2004 | CA2295701C Distribution header for potable water and hot water space heating |
| 04/08/2004 | WO2003074949A3 Modular radiant heat panel system |
| 04/08/2004 | DE20305438U1 Collection/distribution unit for the hot water in a heating installation, for a building, has a four-way valve in the connection to the heating circuits to give flows of different temperatures and a backflow |
| 04/08/2004 | DE10054628B4 Warmwasserspeicher Hot water tank |
| 04/07/2004 | CN2610236Y Direct coupled heating pressure reducing device for high-rise buildings |
| 04/07/2004 | CN1488058A Collapsible heat rediation plate |
| 04/06/2004 | US6715691 Pressure distribution and regulation in high-rise buildings |
| 04/01/2004 | DE10244339A1 Heating system for buildings has hot water tank and a warm water tank which is divided into a low-temperature reservoir and a high temperature reservoir for better use of energy, especially solar energy |
| 03/31/2004 | EP1403593A2 Water heater |
| 03/31/2004 | CN2608604Y Terrestrial heat flour |
| 03/31/2004 | CN1143987C Floor heating device with self-regulating cable |
| 03/30/2004 | US6712027 Hot water heating system and connector for use therewith |
| 03/30/2004 | CA2345610C Method for operating a closed hot-water installation and apparatus to be used therewith |
| 03/25/2004 | WO2004025188A1 Water heating apparatus |
| 03/25/2004 | US20040055224 Foldable heat radiating sheet |
| 03/25/2004 | DE20317244U1 Room partition of framed segments has flexible textile mats in segments for contained plastics heating or cooling sleeves connected at ends to medium temperature controllers. |
| 03/25/2004 | DE20307117U1 Monolithic climatic conducting plate with additional function for wall heaters has prefabricated wall lining elements with heating or cooling functions |
| 03/25/2004 | CA2499052A1 Water heating apparatus |
| 03/18/2004 | US20040050945 Concrete floor, particularly a temperature concrete floor |
| 03/18/2004 | DE10340891A1 Heating system uses a fuel cell heater that has a bypass line with a three way valve to regulate the temperature in the water return line |
| 03/17/2004 | EP1398591A2 Accumulator with layers |
| 03/17/2004 | EP1208332B1 Knob plate |
| 03/17/2004 | CN1142352C Floor element for floor heating or cooling system, and process for mfg. element |
| 03/16/2004 | CA2223271C Expansion control for a closed fluid circulation system |
| 03/11/2004 | DE20319699U1 Staple fastening pipes or cables to surface-lined, insulating- or foam panels of underfloor heating systems, includes driving projections, barbs and thin bend |
| 03/11/2004 | DE20319205U1 Profile for expansion joint of cast composition floor with embedded heating comprises compressible rectangular base strand |
| 03/11/2004 | DE20317272U1 Radiant heater for pig ark comprises metal plate with heaters on one side and heat-radiating surface on opposite side, sheet of aluminum foil being mounted behind heaters to reflect heat back to radiating surface |
| 03/11/2004 | DE10317251A1 Construction fitment for insulating buildings has between external heat insulation system and structural element a flat surface area water-controlled heating or cooling system adjoining same in heat-conductive manner |
| 03/10/2004 | EP1396686A2 Modular housing with multiple inlets and outlets for primary and / or secondary circuits in heating and cooling plants |
| 03/10/2004 | EP1395780A1 Heating system using plate-shaped heating panel |
| 03/10/2004 | CN1141516C Hot water system for 2-stage water circulation and driven by heat pump for heating and air conditioning |
| 03/10/2004 | CN1141515C Pressure stabilizer of U-shaped pipeline |
| 03/09/2004 | US6701795 Method for testing a heating system |
| 03/04/2004 | US20040040693 In a dry installation of a radiant floor or wall hydronic heating system, metal radiating sheets that attach to the rough floor or wall adapted with a metal slot for holding hot water tubing |
| 03/04/2004 | DE10201751B4 Kombiniertes Heiz-Kühlsystem Combined heating-cooling system |
| 03/03/2004 | EP1394475A1 Control apparatus |
| 03/03/2004 | EP1228333B1 Modular mixed gas wall boiler |
| 03/03/2004 | CN1140750C Heating system with electric heat pump by using latent heat in flue gas of gas-fired and oil-burning boiler |
| 03/03/2004 | CN1140749C Heat system with electric heat pump of recoverying flue gas latent heat in flue gas of gas-fired and oil-burning boiler |
| 03/03/2004 | CN1140748C Absorbing heat pump heating equipment to utilize fume afterheat of gas steam circulating heat and power plant |
| 03/03/2004 | CN1140747C Absorbing heat pump heating equipment to recover fume afterheat of gas steam circulating heat and power plant |
| 02/26/2004 | US20040035470 Throttle valve |
| 02/26/2004 | DE20312252U1 Convective cooling and heating grid element with and without liquid or gas carrying pipe elements has grid cooling or heating deck consisting of support profiles with pipe holders, transverse profiles and working medium carriers |
| 02/26/2004 | DE10331669A1 Layer hot water tank for storing hot water has at least one temperature sensor in at least one immersion pipe and the height of the sensor can be adjusted in the storage tank |
| 02/25/2004 | EP1391674A1 Heat exchanger profile |
| 02/25/2004 | EP1391659A1 Heat-exchanger with flat spiral coil |
| 02/25/2004 | EP1159567B1 Heating plant |
| 02/25/2004 | CN2604646Y Heat transfer device for warming pipe |
| 02/25/2004 | CN2604645Y Warming device for kang |
| 02/24/2004 | CA2161951C System for supplying consumers with heat energy, and apparatus therefor |
| 02/19/2004 | US20040031859 Apparatus and method for combined generation of heat and electricity |
| 02/19/2004 | US20040031590 Tube support system |
| 02/19/2004 | DE10240277A1 Membrane expansion tank for a central heating system comprises two sections which are joined together and have corrugated outer surface, sections being made by cold forming from round sheet metal blanks |
| 02/18/2004 | EP1389518A1 Thermoplastic pipe, especially for a hot water heating system, having a diffusion barrier layer on its external surface |
| 02/18/2004 | CN1476523A Apparatus and method for combined generation of heat and electricity |
| 02/18/2004 | CN1138947C Distribution flow contentration pipe for drinking water hot water space heating |
| 02/12/2004 | US20040026525 In radiant wall and ceiling hydronic room heating or cooling systems, using tubing that is fed hot or cold water, the tubing is embedded in gypsum or cement wallboard in intimate thermal contact therewith so that the wallboard heats or cools the room |
| 02/12/2004 | US20040026075 System and method of pressure distribution and pressure regulation for heating and air-conditioning units, and a very high-rise building utilizing the same |
| 02/12/2004 | DE20313343U1 Energy supply system has numerous components which are brought together at the factory and installed as a functioning system on a single steel base plate |
| 02/11/2004 | CN2603329Y Lock control assembly for grouping heat supply |
| 02/11/2004 | CN1138100C Heating cable mat and method for manufacturnig heating cable mat |