Patents for F24H 9 - Details (27,146) |
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12/23/1992 | EP0519172A1 Cast-iron heating boiler |
12/23/1992 | EP0519030A1 A gas-fired water heating appliance. |
12/23/1992 | CN2125794U Gas-burning water heater with back watching hole |
12/23/1992 | CN2125793U Pressure energy-saving shower |
12/17/1992 | DE4119460A1 Fuel supply regulator for low temp. water heater - controls equal mixt. of hot and cold water, starting pump at predetermined temp. above dew point |
12/16/1992 | EP0518787A1 Boiler with deformable wall |
12/16/1992 | CN2125104U 多功能热水器 Multifunctional water heater |
12/16/1992 | CN2125103U Flameless gas-fired water heater |
12/16/1992 | CN2125101U Multifunctional gas-fired fast water heater |
12/16/1992 | CN1067110A Control method of electric water heater |
12/16/1992 | CN1067106A Improvements in or relating to boilers |
12/09/1992 | CN2124431U Separated controller for gas water heater |
12/09/1992 | CN2124430U Multipurpose thermal tube type atmospheric stove |
12/09/1992 | CN2124429U Common heating and bath boiler |
12/09/1992 | CN2124426U Coal-fired water heater |
12/08/1992 | US5170462 Apparatus for supplying heated water to a bidet |
12/08/1992 | US5169291 Water heater with shut-off valve |
12/02/1992 | CN2123735U Water-gas combined device |
12/02/1992 | CN2123734U Air inlet control device of gas hot-water apparatus |
12/01/1992 | CA1311008C Portable electrical appliance |
11/26/1992 | WO1992020976A1 Process for producing a double-walled heating duct |
11/26/1992 | WO1992020920A1 Water heater with shut-off valve |
11/26/1992 | DE4216474A1 Verfahren zur herstellung eines doppelwandigen heizschachtes A process for producing a double-heater well |
11/25/1992 | EP0514922A1 Portable heat conducting apparatus |
11/25/1992 | CN2123037U Explosion-proof equipment for atmospheric heating furnace |
11/25/1992 | CN2123036U Improved structure of water heater casing |
11/25/1992 | CN2123032U Electric pipe water heater |
11/24/1992 | US5165596 Dual-purpose central heating boilers |
11/24/1992 | US5165472 Heat exchanger with fluid injectors |
11/19/1992 | DE3744812C2 Operating method for electrical flow master |
11/17/1992 | US5163508 Heat exchanger baffle system |
11/17/1992 | US5163234 Hand drier control apparatus |
11/11/1992 | EP0512220A1 Central heating boiler for oil or gas power burner and low temperature usage |
11/11/1992 | CN2121656U Multi-segment machinery gas sefety control valve |
11/11/1992 | CN2121655U Separated part gas water heater |
11/11/1992 | CN2121654U Feed gas control unit of gas heating water unit |
11/11/1992 | CN2121653U Drying oven |
11/11/1992 | CN2121649U Electric heat water unit |
11/04/1992 | CN2120999U Spoiler of gas hot-water apparatus |
11/04/1992 | CN2120998U Self-controlled efficiency energy-saving steam water boiler |
10/28/1992 | EP0510863A2 Controls for water heating appliances |
10/28/1992 | CN2120303U Circulating electric water heater with power regulation |
10/28/1992 | CN2120296U Quick coal and gas boiler |
10/28/1992 | CN2120295U Carbon electrode tube electric water heater |
10/27/1992 | US5159659 Hot water tank construction, electrically operated heating element construction therefor and methods of making the same |
10/27/1992 | US5159658 Water heater tank arrangement, control device and shaft extension therefor and methods of making the same |
10/27/1992 | US5158069 Wind-resistant heating appliance |
10/27/1992 | CA1309378C Magnetic water conditioning device |
10/27/1992 | CA1309309C Water heater construction |
10/23/1992 | CA2066474A1 Controls for water heating appliances |
10/21/1992 | EP0509611A1 Combined central-heating and water-heating boiler comprising a heat exchanger with built-in pumps |
10/21/1992 | CN2119612U Safety burning-rate accelerating device of full-closed external circulation water heater |
10/21/1992 | CN2119611U Shower gaseous fuel stove |
10/21/1992 | CN2119609U Water heater with positive temp coefficient resistor heat-generating body |
10/21/1992 | CN2119606U Clamp type water heater |
10/21/1992 | CN1065518A Water heater's heat-exchanging water tank with enamelled mantle |
10/20/1992 | CA2006348C Thermoelectric generator for use in a heater and method of installation |
10/20/1992 | CA1308973C Cathodically protected water heater |
10/15/1992 | DE4112057A1 Thermostatically controlled three-way valve with housing - has switch between by=pass pipes and main flow pipes |
10/15/1992 | DE4111222A1 Waste steam tube for water boiler - has second double bend, pivoted about second axis parallel to first axis of first double bend |
10/14/1992 | CN2118950U Electric water heater |
10/14/1992 | CN2118949U Double grate normal pressure water boiler |
10/08/1992 | DE4210177A1 Heating system with prim. heat exchanger acted on by modulated gas burner with control - has combustion chamber with cooled casing accepting burner connected in series to heat exchanger and series circuit is connected to user by supply and return lines |
10/08/1992 | DE4110979A1 Combustion chamber for gas burner in boiler - has concave mirror bottom with aluminium@ layer over it and heat insulation on underside |
10/07/1992 | CN2118276U Inproved starting apparatus for gas water heater |
10/07/1992 | CN2118275U Non-pressure water tank for non-pressure heat water boiler |
10/06/1992 | US5152843 Insertion of jet nozzle through drain tube, spraying and agitation for suspension of sediments, drainage |
10/01/1992 | WO1992016807A1 Heat exchanger with fluid injectors |
09/30/1992 | CN2117568U Hot pipe boiler with seperating phase combustion |
09/30/1992 | CN2117567U Gas hot blowing stove |
09/30/1992 | CN2117566U Declined curved surface hot exhaust pipe heater |
09/24/1992 | DE4109255A1 Block in hot water pipe with basic part - has valve in valve seating, with control pin, stop piece, elastic tongue and adjusting pin |
09/22/1992 | US5149209 Hair dryer with audible unplug alarm |
09/16/1992 | CN2116175U Driven manually reciprocating injection air heater |
09/16/1992 | CN2116171U Water boiler with varied cycling means |
09/15/1992 | US5146911 Exterior enclosure for gas-fired water heater |
09/12/1992 | CA2062426A1 Construction heater and method of manufacture of heater |
09/10/1992 | DE4107393A1 Heating regulator with current-dependent reference monitoring - is dynamically adapted dependent upon operating current and ambient temp. and incorporates limiter and regulator in form of knob thermostats with combination of resistances |
09/09/1992 | EP0502373A2 Heating apparatus |
09/09/1992 | CN2115496U Hot-water boiler with moving furnace arch |
09/03/1992 | WO1992014974A1 Hot water tank construction, electrically operated heating element construction therefor and methods of making the same |
09/02/1992 | CN2114792U Infrared ray water heater |
09/01/1992 | US5143050 Water heater heat rollout sensor |
08/26/1992 | EP0500027A1 Boiler |
08/26/1992 | CN2114114U Energy-saving safety water heater |
08/19/1992 | EP0499557A1 Compact cast iron burner of the total premix type |
08/12/1992 | EP0498749A1 Heat exchange element for cast iron sectional boiler |
08/12/1992 | EP0498748A1 Cast iron gas-fixed sectional boiler with total premixing |
08/12/1992 | CN2112786U Coal burning stove |
08/12/1992 | CN2112785U Horizontal active fire-grate boiler |
08/12/1992 | CN2112783U Automatic steam water boiling device |
08/11/1992 | US5137053 Storage tank for water heaters and the like with diffuser inlet |
08/11/1992 | CA2003799C Vent overpressurization detection system for a fuel-fired induced draft furnace |
08/11/1992 | CA2003793C Pilot gas bypass system for fuel-fired furnaces |
08/06/1992 | WO1992013235A1 Coal-fired heating apparatus and method |
08/06/1992 | DE4103373A1 Throughflow water heater with safety cut=out - has monitoring circuit to switch off power if one or more heating elements have voltage applied with no water flow |
08/05/1992 | EP0497224A1 Low temperature heating boiler for burning liquid or gaseous fuels |
08/05/1992 | CN2112120U Automatic boiling water switch with protective handle |
08/05/1992 | CN2112119U Safety device of gas water heater |
08/05/1992 | CN2112118U Autoamtic cut-out for electric kettle for water in boiling |