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Class 431/329 - Woven screen holds flame


Subclass of Class 431 - Combustion
Definition: Apparatus wherein the flame holding structure includes a
No. of patents: 131
Last issue date: 02/23/2010


1        
NumberTitleIssue Date
7665987Gas burner for oven
Burner for gas oven comprising a device for retaining a flame of the burner, separating the flame from a mixing chamber capable of receiving a flow of primary air and gas to form a gaseous mixture. The flame retention device is provided with a mesh comprising metal ...
02/23/2010
7488171Gas micro burner
A micro gas burner is provided that generates a stable, pre-mixed flame that produces little to no soot or unburned hydrocarbons. The gas burner includes a fuel inlet, nozzle, oxygenation chamber with at least one air inlet, a mixing chamber having a frustoconical i...
02/10/2009
7410619Catalytic combustors keeping contained medium warm in response to hydrostatic valve
The medium (9), such as water, of a container (10), such as a fuel cell accumulator, is kept above freezing by a hydrogen/oxygen catalytic combustor (13) fed hydrogen from a source comprising a mechanical thermostatic valve (25) in therma...
08/12/2008
7291010Combustion light-emitting device and corresponding method of fabrication
A light-emitting device comprises a structure defining an orderly and periodic series of cavities of nanometric dimensions, in which a process of catalytic combustion is confined. The dimensions and/or the distance between the micro-cavities are selected to obtain a...
11/06/2007
7279137Burners and combustion apparatus for carbon nanomaterial production
The invention provides improved burners, combustion apparatus, and methods for carbon nanomaterial production. The burners of the invention provide sooting flames of fuel and oxidizing gases. The condensable products of combustion produced by the burners of this inv...
10/09/2007
7261557Portable fluid warming system
The present invention relates to a portable apparatus for warming biocompatible fluids for use in the treatment of injured patients. The present invention may be used to warm intravenous fluids for trauma resuscitation or to warm air from a ventilator circuit. The p...
08/28/2007
7220502Process and system for converting carbonaceous feedstocks into energy without greenhouse gas emissions
The process and system of the invention converts carbonaceous feedstock such as coal, hydrocarbon oil, natural gas, petroleum coke, oil shale, carbonaceous-containing waste oil, carbonaceous-containing medical waste, carbonaceous-containing military waste, carbonace...
05/22/2007
7214251Compact steam reformer
The compact steam reformer of the present invention integrally comprises a housing; a reforming reactor having an upper mixing compartment for mixing natural gas and steam and a lower compartment for accommodating a catalyst bed; a natural gas feeding coiled pipe th...
05/08/2007
7138093Heat exchanger device
A heat exchanger device is configured for use with a catalytic heater having a planar heat radiating surface. The device includes an inlet header, an outlet header and heat exchanger tubes communicating therebetween. A frame supports the headers and the heat exchang...
11/21/2006
7060891Thermophotovoltaic generator apparatus
A thermophotovoltaic generator apparatus has: a burner that is supplied with a fuel and an air, and burns the fuel; an emitter heated by combustion heat produced by the burner; a photoelectric conversion cell that converts radiant light from the emitter into electri...
06/13/2006
7053014Burner membrane comprising machined metal fiber bundles
A burner membrane comprising a textile fabric. The textile fabric comprising at least 60% by weight of machined metal fiber bundles, having a bundle voluminousity in the range of 1 to 15% and a torsion rate in the range of 10 to 80 turns/m. ...
05/30/2006
7011516Infrared radiator embodied as a surface radiator
A combustion chamber which is bounded on one side by a gas-permeable barrier, on the other side by a radiant element. The radiant element having a large number of ducts and emitting infrared radiation at its front surface. A jet plate with individual jets and the du...
03/14/2006
7007742Method and system for pre-heating water
A system and method for pre-heating water prior to entering a hot water heater is disclosed. The system includes: a cold water supply line; an ambient air heat exchange device positioned within an insulated area of a building wherein the ambient air heat exchange de...
03/07/2006
6997701Burner for a gas and air mixture
A burner for a gas/air mixture with an inlet (2) for the gas/air mixture, wherein a jet tube (7) is located downstream of the inlet (2). The jet tube (7) has a jacket surface with a plurality of breakthroughs (8) and is surrounded ...
02/14/2006
6986659Gas burner with laminate catalytic device
A gas burner includes a laminate catalytic device mounted thereon. The gas burner includes a nozzle and an igniter installed in the nozzle. The laminate catalytic device is mounted on the nozzle. The laminate catalytic device includes three separated catalytic nets....
01/17/2006
6969250Exhaust gas treating device
A waste gas treatment system having a burner part and a combustion chamber provided at a downstream side of the burner part. Combustion flames are formed from the burner part toward the combustion chamber, and a waste gas is introduced into the combustion flames, th...
11/29/2005
6945196Gas-fired water heater
The water heater has an upright water tank (1), an exhaust flue (3) extending through the water tank, a combustion chamber (2) arranged under the water tank, an atmospheric gas burner (5) in the combustion chamber and a complete pre-mixin...
09/20/2005
6932593Method of preheating catalytic heater
The invention provides a method of preheating a catalyst in a catalytic heater comprising the steps of preparing a gaseous mixture of hydrogen and nitrogen in a volume ratio of between about 95% hydrogen to about 5% nitrogen and about 5% hydrogen to about 95% nitrog...
08/23/2005
6923643Premix burner for warm air furnace
A burner assembly for use in a warm air furnace. The burner assembly has a cooling air box for receiving air and a premix burner for receiving air-fuel premix positioned within and spaced apart from the cooling air box. The burner assembly also has a burner face ass...
08/02/2005
6905331Gas burner with laminate catalytic device
A gas burner includes a laminate catalytic device mounted thereon. The gas burner includes a nozzle and an igniter installed in the nozzle. The laminate catalytic device is mounted on the nozzle. The laminate catalytic device includes three separated catalytic nets....
06/14/2005
6872072Gas fired radiant heating unit and method of operation thereof
A heating unit has a cartridge that constitutes a single component, which can be readily removed and replaced with a new cartridge. The cartridge is a plurality of non-flammable layers bound together in a border. The layers include a stainless steel mesh located abo...
03/29/2005
6843649Burner
The invention which is the subject of this application relates to a burner of the type which can be used as part of cooking apparatus, heating apparatus or the like. The burner includes a plenum chamber and a combustion surface comprising an outer layer of heat resi...
01/18/2005
6827573Gas micro burner
A micro gas burner is provided that generates a stable, pre-mixed flame that produces little to no soot or unburned hydrocarbons. The gas burner includes a fuel inlet, nozzle, oxygenation chamber with at least one air inlet, a mixing chamber having a frustoconical i...
12/07/2004
6805552Catalytic gas combustion device for an appliance for personal use
A catalytic gas combustion device for an appliance for personal use with a gas supply device and a catalyst connected to the gas supply device is disclosed. To ignite the gas/air mixture and therefore to initiate catalytic combustion at the catalyst, an ignition dev...
10/19/2004
6669467Gas fired radiant heating unit and method of operation thereof
A heating unit has a cartridge that constitutes a single component, which can be readily removed and replaced with a new cartridge. The cartridge is a plurality of non-flammable layers bound together in a border. The layers include a stainless steel mesh ...
12/30/2003
6619951Burner
A burner apparatus includes a mounting head having a fuel inlet opening defined in the mounting head for receiving combustion air and fuel gas through the opening. An inner support structure is attached to the mounting head. The inner support structure de...
09/16/2003
6612834Very low pressure gas-fired overhead radiant heater with atmospheric primary air supply by means of a venturi
Infrared emitter with luminous radiation for a supply of gas at very low pressure and of primary atmospheric air via venturi, said supply comprising at least one gas injector, an injector holder, a safety valve, a gas supply connector, especially for rais...
09/02/2003
6575736Infrared radiator that is designed as surface radiator
An infrared irradiating heater having a radiating body with a housing comprised of a ceramic and having a planar radiating surface, a multiplicity of substantially flame-free passages extending perpendicular to the surface and opening at the surface, and ...
06/10/2003
6558810Forming sintered metal fiber porous mats
Formation of sintered metal fiber porous mats used as burner faces and filters comprises dispersing metal fibers in a viscous aqueous solution of one or more cellulose ethers, vacuum molding the dispersed metal fibers on a foraminous support, eliminating ...
05/06/2003
6461150Very low pressure gas-fired overhead radiant heater with atmospheric primary air supply by means of a venturi
Infrared emitter with luminous radiation for a supply of gas at very low pressure and of primary atmospheric air via venturi, said supply comprising at least one gas injector, an injector holder, a safety valve, a gas supply connector, especially for rais...
10/08/2002
6461149Gas burner with controlled thermal expansion
A gas-fired infra-red burner has a dome-shaped wire mesh burner screen bulging out of the plane of the burner opening away from a plenum. This bulge or dome effect allows the screen to undergo controlled thermal expansion without any rippling, waviness or...
10/08/2002
6428312Resonance free burner
A burner apparatus includes a foraminous burner surface having a multitude of openings through which flames can extend. The burner surface is irregularly shaped so that flames extending from the openings are directed in an irregular pattern whereby eddy c...
08/06/2002
6330791Burner for operating gas turbines with minimal NOx emissions
A porous, low-conductivity material formed of metal or ceramic fibers provides the burner face of a gaseous fuel combustor for gas turbines capable of minimizing nitrogen oxides (NOX) emissions in the combustion product gases. A preferred burne...
12/18/2001
6270340Reusable candle wick
A reusable candle wick for reusability and convenience. The reusable candle wick includes a metal mesh member comprising essentially metal wires formed into a mesh and having an upright stem portion which is essentially a cylinder and further having a plu...
08/07/2001
6213757Advanced emissive matrix combustion
A combustion device comprises a porous distributive layer, a combustion chamber disposed downstream of the porous distributive layer, and an emissive matrix in an active flame zone in the combustion chamber of the device downstream from the porous distrib...
04/10/2001
6190162Infrared heater and components thereof
A new infrared heater containing a gas fired burner having a metallic burner body with a combustion plenum chamber, a matrix which covers the combustion mixture plenum and a screen made of fibers treated with a silicon carbide. The screen could be connect...
02/20/2001
6159001Advanced emissive matrix combustion
A superemissive combustion device of this invention comprises a porous distributive layer and an apparatus for delivering a fuel/oxidizer mixture to an upstream face of the porous distributive layer. A superemissive advanced emissive matrix in is disposed...
12/12/2000
6149424Undulated burner membrane
A membrane for radiant gas burners comprises a fabric (18) of metal fibers. The membrane has a surface which has a permanent undulation to such a degree that its surface area is at least five per cent greater than the surface area of a comparable flat mem...
11/21/2000
6071113Catalytic combustion element and method of causing catalytic combustion
An efficient, high output, compact catalytic combustor that is low in combustion cost includes a combustion member having a front surface portion and a rear surface portion. The air-fuel mixture passing from the rear surface portion toward the front surfa...
06/06/2000
6065963Conical surface burner
A surface burner for gas has a gas supply chamber (5) provided with a gas outlet side enclosed by a conically shaped burner membrane (2) fixed to a support net (1). A coupling element (3) connects the chamber (5) with gas supply (4). The burner membrane (...
05/23/2000
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