Patents for F24H 9 - Details (27,146) |
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06/03/1997 | US5636318 Air circulation heating apparatus provided with an infrared control unit and airflow screen associated therewith |
05/28/1997 | EP0775866A1 Heat insulating coating for thermal apparatus |
05/28/1997 | DE19543761A1 Hot water content or charge status determination arrangement for hot water storage heater |
05/28/1997 | DE19543736A1 Connecting fitting for heating radiator |
05/22/1997 | WO1997018418A1 Water heater tank end seals and fittings |
05/22/1997 | DE19615043C1 Building components for heating boiler base |
05/15/1997 | WO1997017644A1 Programming system applicable to a gas-fire |
05/15/1997 | DE19545715A1 Integrated valve fitting for panel radiators |
05/15/1997 | DE19541825A1 Water heating arrangement with temperature protection for hot water tanks |
05/15/1997 | DE19541803A1 Heat exchanger for gas water heater |
05/15/1997 | DE19541483A1 Hot water tank |
05/14/1997 | EP0772755A1 Plugs for radiators |
05/14/1997 | EP0595945B1 Double-walled heating section |
05/14/1997 | CN2254165Y Controller for stabilization of water pressure for water heater |
05/14/1997 | CN2254163Y Electrode type heating device for water heater |
05/09/1997 | CA2236351A1 Improvements relating to electrically powered water heating appliances and controls therefor |
05/07/1997 | EP0772012A1 Hydraulic connector between a boiler and at least two distributing circuits |
05/07/1997 | EP0772011A1 Heather with premix burner |
05/07/1997 | CN2253812Y Controller for electric water heater |
05/07/1997 | CN2253811Y Knob |
05/02/1997 | EP0770834A1 Wall gas boiler |
04/29/1997 | CA2125090C Warm up method for two stage furnace |
04/24/1997 | WO1997014916A1 A gas appliance for heating fluids |
04/24/1997 | DE19642094A1 Wall valve for radiator, especially for use with synthetic piping |
04/24/1997 | DE19539222C1 Arrangement with heating body comprising at least one plate |
04/23/1997 | CN2252965Y Adjustable carbon rod electrode water heater |
04/23/1997 | CN2252956Y Internally heating electrothermal water heater |
04/17/1997 | WO1997014003A2 Fluid heater with improved heating elements controller |
04/17/1997 | CA2188321A1 gas water heater |
04/16/1997 | CN2252312Y Microcomputer constant-temp. controllor for gas water heater |
04/10/1997 | DE19537590A1 Storage container for heated water |
04/09/1997 | EP0592398B1 Apparatus for measurement and control, respectively, of temperature and/or pressure |
04/09/1997 | CN2251677Y Fully automatic out-gas safety protector for gas-fired stove |
04/08/1997 | CA2126923C Blower mounting arrangement for forced air furnace |
04/03/1997 | WO1997012307A1 Apparatus for detecting a head wind in a gas boiler and method thereof |
04/03/1997 | WO1997012182A1 Heating element assembly |
04/03/1997 | DE19535891A1 Central heating system circulating electrically heated liquid medium |
04/02/1997 | EP0766048A1 Domestic installation, especially for low-energy house |
04/02/1997 | EP0765455A2 Apparatus for control of pressure and flow, respectively, in cooling or heating systems |
03/26/1997 | EP0764824A1 Universal fitting for tube radiator |
03/26/1997 | EP0764256A1 Electric radiator with a heating body embedded in a light alloy unit |
03/26/1997 | CN2250502Y Forced air supply and exhausting device for gas burning water heater |
03/20/1997 | DE19534306A1 Tapping and safety valves |
03/19/1997 | EP0763700A1 Heater for liquid or gaseous combustibles |
03/19/1997 | EP0763181A1 Heating device |
03/19/1997 | CN2249879Y Electric heating controller of water heater |
03/19/1997 | CN2249878Y Controller of household water boiler |
03/13/1997 | DE19614330C1 Multi panel space heater with control valve |
03/13/1997 | DE19533388A1 Flow restrictor fitted in water pipe |
03/12/1997 | EP0603302A4 Heat exchanger for a water heater. |
03/12/1997 | CN2249387Y Device for switching heating circuit of water-boiling device |
03/12/1997 | CN2249383Y Forced safety exhaust fan for domestic water heater |
03/11/1997 | US5609124 Hot water tank cleaning device |
03/06/1997 | DE19546459A1 Method for replacing central heating system in building |
03/06/1997 | DE19542674A1 Integrated valve fitting for plate heating body |
03/05/1997 | EP0760454A1 Connection element for electric flow-through heater |
03/05/1997 | CN2248850Y Ignitor for water heater |
03/05/1997 | CN2248849Y Electric water heater with automatic interruption device for prevent heating without water |
03/05/1997 | CN2248848Y Water gas burner for domestic water heater |
03/05/1997 | CN1144558A Heat exchanger tube for heating boilers |
03/04/1997 | US5607133 Apparatus and method for supporting a cylindrical tank |
02/27/1997 | DE19531134A1 Electrical through-flow water heater with several separate adjustable heating stages |
02/27/1997 | DE19531133A1 Fuzzy logic control of a through-flow water heater |
02/27/1997 | DE19530775A1 Electrical storage heater |
02/26/1997 | CN2248324Y Automatic pressure aid device for water heater |
02/26/1997 | CN2248323Y Imperfect combustion preventive device for gas-combustion water heater |
02/26/1997 | CN2248322Y Small intelligent multi-purpose gas combustion water heater |
02/19/1997 | CN2247782Y Valve for water inlet and vertical mixed water outlet for electric water heater |
02/19/1997 | CN2247781Y CO average concentration gas-collecting device |
02/19/1997 | CN2247780Y Controller for domestic gas water heater |
02/18/1997 | US5603427 Access door construction for a hot water tank assembly |
02/18/1997 | CA2125760C Variable speed inducer motor control method |
02/12/1997 | CN2247316Y Water valve for quick gas-burning water heater |
02/12/1997 | CN2247315Y Fully automatic controller for water heater |
02/11/1997 | US5601071 Flow control system |
02/05/1997 | EP0757214A1 Heat generator for low temperature applications and method for operating the heat generator |
02/05/1997 | CN2246782Y Water controller of gas water heater |
02/05/1997 | CN2246781Y Energy-saving shower-bath |
02/05/1997 | CN1142040A Energy-storage type gas water heater |
01/29/1997 | EP0616676B1 A boiler |
01/29/1997 | CN2246271Y Sectional burning device of main burner of gas water heater |
01/29/1997 | CN1141412A Fitting structure for burner of fan stove |
01/28/1997 | US5596953 Gas boiler |
01/23/1997 | WO1997002457A1 Distributor comprised by a one-pipe-system for a heating or cooling apparatus |
01/23/1997 | DE19608405A1 Solar heating system with a hot water storage vessel with frost protection |
01/22/1997 | CN2245754Y Miniature wall hanging intelligent gas heating device |
01/15/1997 | EP0753702A1 Burner and burner unit |
01/15/1997 | EP0753126A1 Panel heating radiator |
01/15/1997 | CN2245199Y Telecontrol device for gas-fired water heater |
01/15/1997 | CN2245198Y Improved igniter for barrel gas-fired water heating stove |
01/14/1997 | CA2137729C Inlet water turbulator for a water heater |
01/14/1997 | CA2134309C Apparatus for attaching manifold assembly to gas control assembly of furnace |
01/08/1997 | EP0752088A1 Heat exchanger tube for heating boilers |
01/08/1997 | CN1139979A Radiator valve |
01/07/1997 | US5590642 Control methods and apparatus for gas-fired combustors |
01/02/1997 | EP0751357A1 Gas quick water heater |
01/01/1997 | CN2244169Y Automatic power-cut quick water heat capable of preventing burning without water and when water boiling |
01/01/1997 | CN1139481A Vehicle heating appliance with controller |
01/01/1997 | CN1139480A Vehicle heating appliance with cooled fuel pump |
12/31/1996 | US5590240 Ultra pure water heater with coaxial helical flow paths |