| Patents for F23N 5 - Systems for controlling combustion (9,434) |
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| 11/29/1990 | WO1990014562A1 Hot surface ignition system for a gas furnace, control device therefor and methods of making the same |
| 11/29/1990 | WO1990014561A1 Process for monitoring and safely operating flueless stoves, especially paraffin stoves and device for implementing the process |
| 11/29/1990 | DE3924076C1 Mineral material sintering furnace - has burners above and below top run of conveyor belt |
| 11/28/1990 | EP0399994A2 Device for controlling the secondary air supply of a burner, especially of a heater |
| 11/28/1990 | EP0399134A2 Burner automat |
| 11/28/1990 | EP0399062A1 Monitoring of gas flow |
| 11/28/1990 | CN2066559U Timer special for domestic gas |
| 11/27/1990 | USRE33464 Method and apparatus for flame generation and utilization of the combustion products for heating, melting and refining |
| 11/27/1990 | US4974180 Method and apparatus for testing signal quality in a burner control system |
| 11/27/1990 | US4974179 Method and apparatus for preventing race conditions in a control system |
| 11/27/1990 | US4973451 Combustable waste gas disposal |
| 11/27/1990 | CA1276980C Status indicator for self-energizing burner control system |
| 11/21/1990 | CN1010502B Carburetor combustor cooling system |
| 11/20/1990 | US4972152 Apparatus and method for testing ignition modules and components of gas burners |
| 11/20/1990 | US4971549 Fuel control unit for a gas furnace and method of making the same |
| 11/20/1990 | US4971095 Fuel control valve construction, parts therefor and methods of making the same |
| 11/14/1990 | CN2065735U Timing automatic cut-off device for burning gas |
| 11/14/1990 | CN1046970A Method and automatic optimizaiton system of combustion processes in thermal objects |
| 11/13/1990 | US4969408 System for optimizing total air flow in coal-fired boilers |
| 11/13/1990 | CA1276269C Control residential heating and cooling systems |
| 11/07/1990 | EP0396164A2 Method and device for controlling NOx emissions by vitiation |
| 11/06/1990 | CA1275863C Apparatus and method for feeding particulate material such as coal and other bulk materials |
| 10/24/1990 | CN2064473U Timing closing-apparatus for coal gas valves |
| 10/18/1990 | DE4011690A1 Verfahren zur verbrennung eines brennstoff-luft-gemisches A process for the combustion of a fuel-air mixture |
| 10/16/1990 | US4963088 In a digital control system |
| 10/16/1990 | US4962749 Method of operating a natural gas furnace with propane |
| 10/10/1990 | EP0390964A2 Control device for gas burners |
| 10/10/1990 | CN1009949B Gas cock apparatus |
| 10/03/1990 | EP0389715A2 Electronic control system for a hot air furnace |
| 10/02/1990 | CA1274904A1 Method for the generation of real-time control parameters for smoke-generating combustion processes by means of a video camera |
| 10/02/1990 | CA1274891A1 Control system for quick heater |
| 09/30/1990 | CA2003235A1 Electronic control system for a gas-fired/hot air furnace with induced draft blower |
| 09/25/1990 | US4959638 Combustion efficiency analyzer, acoustic |
| 09/25/1990 | US4959010 Automatically regulated combustion process |
| 09/20/1990 | DE4004527A1 Gas flow correction device for atom absorption photometer burner - allows gas flow to be optimised for analysed element |
| 09/20/1990 | DE3908138A1 Device for monitoring and/or regulating the combustion in an oil or gas burner |
| 09/19/1990 | EP0388065A2 Flame detection apparatus and method |
| 09/19/1990 | EP0387703A2 Burner control for heating systems |
| 09/13/1990 | DE3907999A1 Heating boiler with feed appliance for air and fuel |
| 09/12/1990 | CN2062021U Gas stove controller |
| 09/11/1990 | US4955806 Integrated furnace control having ignition switch diagnostics |
| 09/05/1990 | EP0385910A2 Fuel burner control system with hot surface ignition |
| 09/05/1990 | EP0384959A1 Regulator for a non-modulating burner |
| 09/04/1990 | US4953477 Method and apparatus for regulating the furnace output of incineration plants |
| 08/29/1990 | EP0384280A2 Heater for mobile units |
| 08/28/1990 | US4951870 Overtemperature control |
| 08/28/1990 | US4951651 Vent overpressurization detection system for a fuel-fired, induced draft furnace |
| 08/28/1990 | CA1273282A1 Device for controlling fuel combustion in a heater |
| 08/23/1990 | WO1990009552A1 Process and device for measuring the radiation emitted at at least two spatially separate points in a combustion process and for controlling the combustion process in function of the measured radiation |
| 08/23/1990 | DE3904788A1 Boiler with atmospheric gas burner |
| 08/23/1990 | DE3904272A1 Verfahren zum erfassen der von mindestens zwei raeumlich getrennten stellen eines verbrennungsprozesses ausgehenden strahlung und regeln des verbrennungsvorganges in abhaengigkeit von der erfassten strahlung und vorrichtung zur durchfuehrung des verfahrens A method for detecting the at least two spatially separated provide a combustion process outgoing radiation and regulate the combustion process as a function of the detected radiation and device for implementing the method |
| 08/22/1990 | CN1009308B Coal gas valve device |
| 08/16/1990 | DE4004389A1 Brennstoffbeheiztes geraet, zb wasserheizer Geraet fuel heated, eg water heaters |
| 08/08/1990 | EP0381581A2 Burner combustion regulation device |
| 08/08/1990 | EP0380705A1 Catalytic combustion apparatus |
| 08/07/1990 | US4946096 Method and apparatus for operating a furnace from a 12V DC battery |
| 08/02/1990 | DE3918855A1 Controlled gas burner for heating boiler - has additional airflow provided by regulated blower to maintain programmed flame temperature |
| 08/01/1990 | EP0147521B1 Control method for burning processes |
| 07/31/1990 | US4944454 Heater, in particular vehicle auxiliary heater, with a temperature safety mechanism |
| 07/25/1990 | CN1008937B Operation controlling equipment in flowing layer combustion apparatus |
| 07/24/1990 | US4942832 Furnace for controlling flame temperatures |
| 07/17/1990 | CA1271696A1 Catalyst moving structure for oil burner |
| 07/12/1990 | WO1990007678A1 Control unit of boiler systems |
| 07/11/1990 | EP0377490A2 Electronic controller for fluid fuel burner |
| 07/11/1990 | EP0377441A1 Safety-operational surveillance of a speed-rate controlled blower for furnace air |
| 07/10/1990 | US4940041 Heater having a casing with an integrally cast mounting space for control components |
| 07/03/1990 | CA2000605A1 Electronic controller for fluid fuel burner |
| 06/27/1990 | EP0222014B1 Fire sensor cross-correlator circuit and method |
| 06/20/1990 | CN2058464U Automatic cut-off switch for gas with timer |
| 06/20/1990 | CN2058458U Monitor unit for burning state |
| 06/20/1990 | CN1043193A Power unit control method and power unit control system |
| 06/19/1990 | US4935606 Method of operating gas furnace igniter |
| 06/19/1990 | US4934926 Method and apparatus for monitoring and controlling burner operating air equivalence ratio |
| 06/19/1990 | US4934925 Gas ignition apparatus |
| 06/14/1990 | WO1990006475A1 Improvements in controlled atmosphere equipment |
| 06/13/1990 | EP0372075A1 Combustion control apparatus for fluidized bed boilers |
| 06/05/1990 | US4931011 Control and method for operating a vaporizer burner |
| 06/05/1990 | US4930488 Processor-controlled gas appliances and microprocessor-actuated valves for use therein |
| 06/05/1990 | US4930454 Steam generating system |
| 06/05/1990 | CA1270048A1 Self-correcting micro-processor control system and method for a furnace |
| 05/30/1990 | CN1008162B Control apparatus for rapid warming machine |
| 05/29/1990 | US4928721 Fuel control valve construction, parts therefor and methods |
| 05/29/1990 | US4928606 Combustion of low B.T.U./high moisture content fuels |
| 05/29/1990 | CA1269614A1 Steam generating system |
| 05/23/1990 | EP0369950A2 Heating installation |
| 05/22/1990 | US4927351 Method and system for controlling the supply of fuel and air to a furnace |
| 05/22/1990 | US4927350 Combustion control |
| 05/22/1990 | CA1269431A1 Internally mounted duty cycling control |
| 05/17/1990 | DE3937290A1 Verfahren und einrichtung zur herstellung eines einer verbrennung zuzufuehrenden brennstoff-verbrennungsluft-gemisches Method and device for manufacturing a combustion of a fuel to be supplied combustion-air-mixture used |
| 05/17/1990 | DE3838298A1 Method for igniting an atmospheric oil burner with an electrically operated interference suppression ignition element |
| 05/17/1990 | CA2003114A1 Method for the combustion of liquid or gaseous fuels, device for carrying out this method and heating installation with such a device as well as an air-conditioning system with such a heating installation |
| 05/16/1990 | CN2057262U Timed gas cooker |
| 05/15/1990 | US4925499 Method of and an apparatus for controlling a quantity of an explosive gas mixture in a workpiece treatment chamber |
| 05/15/1990 | US4925386 Fuel burner control system with hot surface ignition |
| 05/09/1990 | EP0366716A1 Heating element operating unit and method |
| 05/09/1990 | EP0211913B1 Device for a fire installation |
| 05/09/1990 | CN1007920B Method and apparatus for flame generation |
| 05/08/1990 | US4923391 Regenerative burner |
| 05/08/1990 | US4923117 Microcomputer-controlled system with redundant checking of sensor outputs |
| 05/08/1990 | US4922861 Multiple-purpose instantaneous gas water heater |