| Patents for F23Q 9 - Ignition by a pilot flame (873) |
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| 06/01/1988 | EP0269487A1 Forced-draft premix gas burner |
| 05/31/1988 | US4747771 Operation of a pulse-fired burner |
| 05/18/1988 | EP0267330A1 Operation of a pulse fired burner |
| 03/30/1988 | CN87206778U Gas lighter |
| 02/03/1988 | CN87102974A Coal gas valve device |
| 01/05/1988 | US4717333 Burner ignition system |
| 10/13/1987 | US4699762 Method for connecting reaction-sintered silicon carbide parts with iron- or metal parts, and embodiment of an ionization electrode according to the method |
| 07/30/1987 | DE3700728A1 Device for controlling the gas feed to a gas pilot light burner |
| 07/14/1987 | US4680005 Primary gas furnace control |
| 05/21/1987 | WO1987003080A1 Regenerative furnace heating method and apparatus |
| 04/28/1987 | CA1221013A1 Electrode arrangement for an oil or gas burner |
| 04/01/1987 | CN85200845U Automatic multi-function domestic gas cooker |
| 03/19/1987 | DE3628898A1 Gas-fired appliance |
| 03/04/1987 | EP0213021A1 Double injection device for a pilot light for gas installations |
| 12/02/1986 | US4626192 Primary gas furnace control |
| 11/19/1986 | CN85103752A Burner with ignition device |
| 10/14/1986 | CA1212618A1 Flare stack ignitor |
| 09/23/1986 | US4613300 Burner safety system |
| 07/15/1986 | CA1207652A1 Electrode arrangement for an oil or gas burner |
| 07/02/1986 | CA1206861A Adjustable flame burner |
| 07/01/1986 | US4597733 Gas heating system for dehydrators and the like |
| 04/01/1986 | US4579522 Flare stack ignitor |
| 01/21/1986 | US4565521 Safety pilot burners |
| 01/21/1986 | US4565519 Burner ignition system |
| 10/30/1985 | EP0159421A2 Pilot burner |
| 10/09/1985 | EP0157375A2 Spark ignition apparatus |
| 09/24/1985 | CA1193959A1 Burner and pilot valve safety control system |
| 08/13/1985 | US4534728 Combination gas enricher, spark igniter, flame sensor |
| 07/16/1985 | US4529373 Burner safety ignition system allowing for electrical and manual operation |
| 05/21/1985 | CA1187397A1 System for automatic ignition, through an intermittently operating pilot flame burner of the main burner of a gas fired appliance, using a thermo- element as a signal emitter |
| 05/21/1985 | CA1187339A1 Method of igniting a pulverized-coal pilot-burner flame |
| 04/16/1985 | US4511326 Gas-supply system for catalytic gas burners |
| 04/10/1985 | EP0136928A1 Burner for premixed gas and boiler equipped with such a burner |
| 02/26/1985 | US4501206 Method of igniting a pulverized-coal pilot-burner flame |
| 02/26/1985 | CA1183075A1 Ignition system for post-mixed burner |
| 01/08/1985 | CA1180789A1 Interrupted power hot wire gas ignition control system |
| 12/25/1984 | US4490106 Safety device for igniting fuel gases discharged by a flare |
| 10/02/1984 | US4474120 Method for at least the two-stage ignition of a fuel dust power burner and a burner system for carrying out this method |
| 09/11/1984 | CA1174158A1 Safety device for igniting fuel gases discharged by a flare |
| 08/21/1984 | US4466363 Method of igniting a pulverized coal annular burner flame |
| 08/07/1984 | US4464107 Electrode arrangement for an oil or gas burner |
| 07/31/1984 | US4462790 Electrode arrangement for an oil or gas burner |
| 07/17/1984 | CA1171156A1 Bilevel flame signal sensing circuit |
| 05/16/1984 | EP0067186B1 Ignition and surveyance device for a heat source with fuel heating |
| 04/24/1984 | CA1166143A1 Automatic safety gas heating device |
| 04/17/1984 | US4442853 Safety gas valve with latch |
| 04/10/1984 | US4441982 Combustion sensing apparatus |
| 03/20/1984 | US4437830 For controlling the fuel to a burner and its pilot |
| 02/21/1984 | US4433266 Electrical ignition probe means and method of making the same |
| 02/21/1984 | US4432722 Interrupted power hot wire gas ignition control system |
| 02/15/1984 | EP0100758A2 A safety device for gas heating apparatus |
| 02/14/1984 | US4431400 Ignition system for post-mixed burner |
| 02/14/1984 | US4431240 Electrical ignition probe means, electrode therefor and method of making the same |
| 02/07/1984 | US4429706 Safety device for gas-fired heating apparatus |
| 02/07/1984 | US4429682 Automatic safety gas heating device |
| 01/10/1984 | CA1160105A1 Method of igniting a pulverized coal annular burner flame |
| 12/06/1983 | US4418681 Asphalt heating kettle apparatus |
| 11/22/1983 | US4416614 Asphalt heating kettle apparatus |
| 11/08/1983 | US4413976 Igniter for a gas burner |
| 11/08/1983 | US4413975 Combination control with high/low pilot gas flow |
| 11/01/1983 | CA1156326A1 Fuel supply and ignition control system employing flame sensing via spark electrodes |
| 09/27/1983 | US4406615 Igniter for a gas discharge pipe |
| 03/09/1983 | EP0073405A1 Gas safety valve having a reset lock |
| 03/08/1983 | US4375951 Bilevel flame signal sensing circuit |
| 02/16/1983 | EP0071963A1 Ignition system for post-mixed burner |
| 02/08/1983 | US4372754 Ignition system for coal gasifier |
| 01/19/1983 | EP0069939A1 Gas ignition control system |
| 01/18/1983 | CA1139579A1 Gas pilot assembly for universal application and method of making same |
| 12/22/1982 | EP0067186A1 Ignition and surveyance device for a heat source with fuel heating. |
| 11/23/1982 | US4360338 Control system for dual coil pilot valve burner system |
| 11/03/1982 | EP0064017A1 Supply apparatus for mobile gas heaters |
| 10/26/1982 | US4355970 Pressure responsive safety valve for gas burner |
| 09/22/1982 | EP0060604A1 System for automatic ignition through an intermittently operating pilot flame burner of the main burner of a gas fired appliance, using a thermo-element as a signal emitter |
| 06/29/1982 | US4337029 Pilot burner assembly |
| 06/24/1982 | WO1982002083A1 Ignition and surveyance device for a heat source with fuel heating |
| 05/05/1982 | EP0050678A1 Electrical ignition and controlling apparatus for gas burners |
| 05/04/1982 | US4327704 Orchard heater |
| 04/22/1982 | EP0041552A4 Fuel supply and ignition control system employing flame sensing via spark electrodes. |
| 04/20/1982 | US4325690 Gas pilot assembly for universal application and method of making same |
| 04/20/1982 | CA1122111A1 Improvement to safety and control devices for instant water heating by means of gaz in an apparatus devoid of a pilot flame |
| 03/31/1982 | EP0048654A1 Safety ignition device for a gas-fired apparatus |
| 02/24/1982 | EP0046280A1 Burner control system |
| 12/16/1981 | EP0041552A1 Fuel supply and ignition control system employing flame sensing via spark electrodes |
| 12/15/1981 | CA1114473A1 Fuel burner safe starting system |
| 12/08/1981 | US4304545 Fuel supply and ignition control system employing flame sensing via spark electrodes |
| 11/03/1981 | US4298336 Pilot burner ignition means and method of making the same |
| 10/06/1981 | CA1110347A1 Pilot gas conservation system for flare stacks |
| 09/16/1981 | EP0035566A1 Gas pilot assembly and method of making same |
| 09/09/1981 | EP0035154A1 Thermoelectric safety pilot |
| 09/01/1981 | CA1107964A1 Ignition system for fluidized-stream gasifiers |
| 08/25/1981 | US4285662 Gas burner control mechanism |
| 07/21/1981 | CA1105589A1 Fuel ignition control system |
| 07/21/1981 | CA1105546A1 Recycling pilot ignition system |
| 07/07/1981 | CA1104355A1 Pilot flame tube |
| 06/11/1981 | WO1981001605A1 Fuel supply and ignition control system employing flame sensing via spark electrodes |
| 05/26/1981 | US4269583 Pilots for flare stacks |
| 05/19/1981 | US4267820 Control mechanism for a gas-fired water heater |
| 05/05/1981 | CA1100600A1 Cycling pilot burner control system with safety timing means |
| 04/15/1981 | EP0026792A1 Flame ignition and control device |
| 03/24/1981 | CA1098023A1 Self-contained electric igniter with rechargeable battery |