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