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Combustion May archived by USPTO category 05/09

20090136879 - Flameless combustion heater: A flameless combustion heater is described, that comprises an oxidation conduit and a fuel conduit positioned within the oxidation conduit to form an oxidation zone having an inlet and an outlet, said fuel conduit having a plurality of openings that provide fluid communication from within the fuel conduit to the... Agent: Shell Oil Company

20090136880 - Method of operating a pyrolysis heater for reduced nox: A method of operating a pyrolysis heater for reduced emissions of NOx and carbon monoxide. One or more wall burners, typically premix burners, are operated with more excess oxidant gas than one or more of the floor or hearth burners, which are typically non-premix burners. The invention takes advantage of... Agent: Air Products And Chemicals, Inc. Patent Department

20090136881 - Combustion device: A combustion device in the form of a paraffin stove (10) comprises a fuel reservoir (12), a burner (14), stand pipe (16) which extends between the reservoir (12) and the burner (14) and a stove top (18). The reservoir (12) comprises a rigid, air-tight outer container (22) and a deformable... Agent: Dalina Law Group, P.C.

20090136882 - Burner with atomizer: A burner comprising channels for the separate supply of a liquid fuel and an oxygen-containing gas. The burner comprises a twin-fluid atomizer head comprising first flow-through passages fluidly connected to the supply channel for oxygen-containing gas and second flow-through passages fluidly connected to the fuel supply channel. The second flow-through... Agent: Shell Oil Company

20090136883 - Low cost high speed spark voltage and flame drive signal generator: A system for generating a high DC voltage for a spark to ignite a flame in a combustion device, and a high AC voltage for a flame rod to sense a flame in the device, from a low voltage for combustion device control. The system may be an inexpensive mechanism.... Agent: Honeywell International Inc.

20090130615 - Method for calcination of a material with low nochi emissions: The invention relates to a method for calcination of a material in which said material is heated by contact with a heat source essentially generated by means of a flame produced with at least one flow of fuel and primary air and a flow of secondary air, the flame comprising... Agent: Air Liquide Intellectual Property

20090130616 - Method for determining an air ratio in a burner for a fuel cell heater, a fuel cell heater: A method for determining an air ratio in a burner for a fuel cell heater having an ionization sensor in the range of the flame and which is fed with two different gases for combustion, one of said gases being obtained from a gas treatment, wherein a measurement signal of... Agent: Vidas, Arrett & Steinkraus, P.A.

20090130617 - Regenerative burner apparatus: A baffle for a regenerative burner has a primary reactant port, secondary reactant ports, and internal flow paths. The primary port is centered on an axis. The secondary ports are arranged in an array that is asymmetrical relative to a plane containing the axis. The internal air flow paths convey... Agent: Patent Group 2n Jones Day

20090123882 - Method for operating a burner: A method and an apparatus are provided for the combustion of gaseous fuel containing hydrogen or consisting of hydrogen, with a burner which provides a swirl generator, into which liquid fuel is fed centrally along a burner axis, at the same time forming a conically shaped liquid fuel column which... Agent: Volpe And Koenig, P.C. Dept. Alstom

20090123883 - Swirling-type furnace operating method and a swirling-type furnace: The invention relates to heat engineering and can be used for designing and reconstructing furnaces for industrial boilers. More advantageously the inventive furnace can be used for burning coarsely dispersed broken combustibles, coal and schist. The invective swirling-type furnace operating method consists in returning the controllable amount of a coal-ash... Agent: Fay Sharpe LLP

20090123884 - Burner device: A burner device for operation with a fuel that is liquid at room temperature, especially a vegetable oil, including an evaporator system for evaporating the liquid fuel, and a nozzle for ejecting and for igniting the evaporated fuel under the effect of flame. The burner also includes a heat conducting... Agent: Bsh Home Appliances Corporation Intellectual Property Department

20090123885 - Catalytic combustor and method thereof: A catalytic combustor (1) is provided for combustion of gaseous and liquid fuels, which combustor comprises a housing (2) having an inlet (3) and an outlet (4) through which an airflow is directed, and a fuel injector (10) for injecting fuel in the airflow. The combustor also comprises at least... Agent: Merchant & Gould PC

20090117501 - Methods of fabricating and igniting flares including reactive foil and a combustible grain: Flares include grain assemblies comprising a combustible grain and a reactive foil positioned at least proximate to the grain and configured to ignite combustion of the grain upon ignition of the reactive foil. The reactive foil may include alternating layers of reactive materials. Methods of fabricating flares include at least... Agent: Traskbritt, P.C./ Alliant Tech Systems

20090117502 - Combustor and method of operating a combustor: A combustor comprises in flow series a burner, a transition piece and a combustion chamber being of larger diameter than the transition piece, the combustion chamber being connected to the transition piece via a dome portion. In the dome portion are located air injection openings. A method of operating the... Agent: Siemens Corporation Intellectual Property Department

20090117503 - Burner control: A reactant supply and control system supplies a regenerative burner assembly with streams of pilot fuel and pilot air. The system can maintain a pilot flame throughout regenerative cycles in which a main flame is turned on and off, and supplies either or both of the pilot streams with an... Agent: Patent Group 2n Jones Day