| Patents for F23N 3 - Regulating air supply or draught (1,646) |
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| 07/17/2008 | WO2008046425A3 A method and device for controlling the supply of combustion air to a combustion chamber |
| 07/17/2008 | WO2008037413A3 Method and device for burning fuels |
| 07/16/2008 | CN100402925C Method and device for controlling injection of primary and secondary air in an incineration system |
| 06/25/2008 | EP1936296A1 A heating appliance |
| 06/19/2008 | DE102006057349A1 Zuluftsteuerung einer Biomassefeuerung Meter-a biomass |
| 06/11/2008 | EP1930657A2 Air feed for a biomass furnace |
| 05/22/2008 | WO2008058408A2 Method for controlling an evaporator burner |
| 05/21/2008 | CN201062809Y Coal stove fire door |
| 05/20/2008 | US7373937 Draft control system and method for heating systems |
| 05/15/2008 | WO2008055829A1 Modular flare stack and method of flaring waste gas |
| 05/08/2008 | WO2008054382A1 A method and apparatus for emissions detection in a combustion appliance |
| 05/08/2008 | US20080105175 Methods and systems to increase efficiency and reduce fouling in coal-fired power plants |
| 05/02/2008 | CA2606728A1 Methods and systems to increase efficiency and reduce fouling in coal-fired power plants |
| 05/01/2008 | US20080102411 Apparatus and methods for conditioning combustion air |
| 04/24/2008 | US20080092872 Draft control system and method for heating systems |
| 04/24/2008 | CA2666354A1 A method and device for controlling the supply of combustion air to a combustion chamber |
| 04/23/2008 | CN100383457C Using method of fired coal boiler |
| 04/03/2008 | DE102006046599A1 Verfahren und Vorrichtung zur Verbrennung von Brennstoffen Method and apparatus for combustion of fuels |
| 03/27/2008 | WO2008034508A1 Method for characterizing the exhaust gas burn-off quality in combustion systems |
| 03/12/2008 | CN101140073A Furnace core fire extinguishing, fire regulating and ash handling equipment |
| 02/19/2008 | US7331299 Incombustible withdrawing system |
| 02/14/2008 | DE19921045B4 Brenner zur Verbrennung von flüssigen und/oder gasförmigen Brennstoffen in Feuerungsanlagen Burner for combustion of liquid and / or gaseous fuels in combustion plants |
| 02/05/2008 | US7325541 Adjustable primary air supply for wood burning device |
| 01/30/2008 | CN101115955A System and control method of oil burner's suitable burning ratio using air pressure sensor |
| 01/29/2008 | US7322818 Method for adjusting pre-mix burners to reduce NOx emissions |
| 01/23/2008 | CN101109515A Use of exhaust in thermal devices |
| 01/10/2008 | WO2008003304A1 Method for controlling the combustion air supply in a steam generator that is fueled with fossil fuels |
| 01/09/2008 | EP1874434A2 Filter module with flow control |
| 01/02/2008 | CN101097060A Coal firing method with low discharged nitrous oxides |
| 12/27/2007 | WO2007148991A1 Afterburner for gas from gasification plant |
| 12/27/2007 | CA2655989A1 Afterburner for gas from gasification plant |
| 12/19/2007 | CN200993414Y High-fire gas range |
| 12/19/2007 | CN200993412Y Vertical jet spider's net vortex gas furnace |
| 12/05/2007 | CN200986234Y Kitchen dedicated for furnace for multiple gas |
| 11/28/2007 | CN101078525A Automatic optimization control method of boiler air-supply volume |
| 11/14/2007 | EP1855057A2 Oven door |
| 11/08/2007 | DE4334625B4 Verfahren zum Konstanthalten der Leistung eines Wassererwärmers Method for keeping constant the power of a water heater |
| 11/01/2007 | WO2007121779A1 Device for regulating the air/gas mixture supplied to burner appliances, in particular for burners of decorative fires |
| 11/01/2007 | CA2648492A1 Device for regulating the air/gas mixture supplied to burner appliances, in particular for burners of decorative fires |
| 10/31/2007 | DE102006019057A1 Ofen mit Primärzuluft und Verfahren zum Betreiben eines solchen Ofens Oven with primary supply and method for operating such a furnace |
| 10/24/2007 | EP1847775A1 Method for operating a fuel driven vehicle heating device |
| 10/24/2007 | EP1846696A1 System and control method of oil burner's suitable burning ratio using air pressure sensor |
| 10/23/2007 | US7284710 Heating system |
| 10/10/2007 | EP1843095A2 System and method for combustion-air modulation of a gas-fired heating system |
| 10/02/2007 | US7275533 Pressure controller for a mechanical draft system |
| 09/30/2007 | CA2541606A1 Control of an adjustable secondary air controller for a burner |
| 09/27/2007 | US20070224557 Controller for re-igniting |
| 09/27/2007 | US20070221739 Method and apparatus to remotely detect and manage temperature of a human body |
| 09/25/2007 | US7273366 Method and apparatus for destruction of vapors and waste streams |
| 09/20/2007 | DE102007012610A1 Feuerstätte Fireplace |
| 09/18/2007 | US7270098 Vehicle heater and controls therefor |
| 09/13/2007 | WO2007102269A1 Plant controlling device and method, thermal power plant, and its control method |
| 09/13/2007 | US20070209653 Pressure Controller for a Mechanical Draft System |
| 09/13/2007 | DE212006000018U1 Holzofen mit Zuluftsteuerung Wood stove with meter-in |
| 09/13/2007 | DE102006011251A1 Zuluftsteuervorrichtung Zuluftsteuervorrichtung |
| 09/08/2007 | CA2580986A1 Heat activated air shutter for fireplace and related methods |
| 09/05/2007 | EP1828682A1 Method and device for influencing combustion processes |
| 08/23/2007 | DE102006006964A1 Verfahren zum Starten einer Feuerungseinrichtung bei unbekannten Rahmenbedingungen Method for starting a firing device with unknown conditions |
| 08/22/2007 | CN1333087C Heating furnace with regenerative burners and method of operating heating furnace |
| 08/22/2007 | CN101021329A Coal fired boiler energy conserving control device |
| 08/15/2007 | CN2934934Y Gas blowgun capable of extending to furnace chamber |
| 08/15/2007 | CN1332152C Air proportional boiler using air pressure sensor |
| 08/09/2007 | DE202007003359U1 Heizeinrichtung mit Abbrandsteuerung Heater with combustion control |
| 08/08/2007 | EP1390316B1 Plant and method for the production of cement clinker |
| 08/08/2007 | CN2932195Y Air quantity adjusting device used in gas water heater |
| 07/10/2007 | US7241134 Enhancing combustion with variable composition process gas |
| 06/28/2007 | DE10109412B4 Verfahren zum Charakterisieren des Flammzustandes in einem Heizbrenner eines Fahrzeugheizgerätes A method for characterizing the state in a heating burner flame of a vehicle heater |
| 06/13/2007 | CN1321292C 燃气炉具 Gas stoves |
| 06/13/2007 | CN1321288C Burner, fuel combustion method and boiler retrofit method |
| 06/06/2007 | DE102005043697A1 Electrically operated flue gas vane arrangement for shutting-off or regulating boiler furnace, which is operated with liquid-, gaseous- or sold fuel, has housing whereby position annunciator is provided for activating furnace |
| 05/29/2007 | US7223094 Blower for combustion air |
| 05/02/2007 | CN1313765C Method for controlling burning state of coal powder boiler fire |
| 04/25/2007 | CN2893443Y Fan speed regulating circuit for strong discharge water heater |
| 04/18/2007 | CN2890670Y Frequency conversion air feeder for melting furnace |
| 03/14/2007 | CN2878936Y 燃烧器 Burner |
| 02/28/2007 | EP1756475A1 Gaseous fuel burner |
| 02/15/2007 | US20070034703 Heating appliance |
| 02/08/2007 | US20070028612 Metering Fuel Pump |
| 02/01/2007 | DE102005009957B4 Verfahren zum Verbrennen von Brennstoffen, insbesondere Abfall Method for the combustion of fuels, particularly waste |
| 01/24/2007 | EP1745246A2 Millivolt damper control device |
| 01/18/2007 | DE102005037049B3 Valve control device for water heater has air passage with several air cavities and at least two magnetic valves |
| 01/17/2007 | CN2859251Y Agglomerated low negative pressure ignition control device |
| 01/09/2007 | US7160103 Method and apparatus for modifying the path of a flame |
| 01/04/2007 | US20070003891 Apparatus and methods for variable furnace control |
| 12/02/2006 | CA2548264A1 Dynamic burner reconfiguration and combustion system for process heaters and boilers |
| 11/29/2006 | EP1726877A1 Method and device for controlling injection of primary and secondary air in an incineration system |
| 11/29/2006 | EP1726876A1 Improved method of combusting solid waste |
| 11/22/2006 | CN1865772A Additive-induced control of nox emissions in a coal burning utility furnace |
| 11/14/2006 | US7134871 Timer device for gas stove for allowing gas-turning off automatically |
| 11/08/2006 | CN1858494A Flame control apparatus of furnace |
| 10/25/2006 | EP1490632B1 Method and device for controlling injection of primary and secondary air in an incineration system |
| 10/18/2006 | EP1712841A1 Electronic device and method for managing the exhaust of burnt gases, in particular in a boiler |
| 09/28/2006 | US20060214015 Damper position adjusting device and combustion apparatus equipped with the same |
| 09/28/2006 | DE102005013546A1 Monitoring combustion in e.g. premix oil burners comprises evaluating quotient of two parameters related to progress of combustion, determining if this value lies in desired range and producing signal indicating if this is so or not |
| 09/26/2006 | US7111460 Metering fuel pump |
| 09/22/2006 | CA2540816A1 Damper position adjusting device and combustion apparatus equipped with the same |
| 09/21/2006 | DE102005011021A1 Fresh air-exhaust gas-pipeline system testing method for blower-supported heating device, involves issuing warning instruction and/or disconnecting blower-supported heating device during lower-deviation of preset threshold value |
| 09/14/2006 | WO2006095960A1 System and control method of oil burner's suitable burning ratio using air pressure sensor |
| 09/13/2006 | EP1701096A1 Method for adapting the heater power of a blower-supported heater to the individual pressure losses of a fresh air/exhaust gas pipe |
| 09/07/2006 | DE102005009957A1 Verfahren zum Verbrennen von Brennstoffen, insbesondere Abfall Method for the combustion of fuels, particularly waste |