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| Number | Title | Issue Date |
| 7341448 | Gas-fired heating apparatus The gas-fired heating apparatus, especially a water heater, has a combustion chamber (2a); an atmospheric gas burner (5) within the combustion chamber (2a); a combustion gas/air supply system (18) having an intake device ( | 03/11/2008 |
| 7175423 | Air staged low-NOx burner An apparatus and method for using staged air combustion. The apparatus includes a burner body (10) secured to a port block (42), and a fuel passageway (12) extending through the burner body (10), terminating in a fuel nozzle (22), ... | 02/13/2007 |
| 7172412 | Pyrolysis heater A pyrolysis heater particularly for the cracking of hydrocarbons in the production of olefins has a burner arrangement in the firebox which includes staged combustion low NOx hearth burners firing upwardly in the firebox adjacent to the walls. Wall stabil... | 02/06/2007 |
| 7153129 | Remote staged furnace burner configurations and methods A remote staged furnace burner configuration includes placement of secondary fuel gas nozzles remote from burners. This configuration brings about an increased mixing of secondary fuel with furnace fuel gases. As a result, the temperature of the burning fuel gas is ... | 12/26/2006 |
| 7083123 | Internal flame gas burner with high compactness The invention relates to an internal flame gas burner comprising a gas injector (1), a vacuum tube (2), and an annular chamber (5) formed by a pot (3) covered by a cap (4), the chamber having an internal edge (51) perforated... | 08/01/2006 |
| 7029271 | Flameless oxidation burner A device including a burner (6) for directing a fuel/air mixture into a reaction chamber (2) for flameless oxidation of fuels. The burner (6) discharges a fuel/air jet transversely to a longitudinal axis (A) of the burner and an exhaust gas chan... | 04/18/2006 |
| 7025590 | Remote staged radiant wall furnace burner configurations and methods A remote staged radiant wall furnace burner configuration includes placement of secondary fuel gas nozzles remote from radiant wall burners. This configuration brings about an increased mixing of secondary fuel with furnace flue gases. As a result, the temperature o... | 04/11/2006 |
| 6955066 | Method and system for coating a glass contacting surface with a thermal barrier and lubricous coating A method and system for coating a glass contacting surface with a thermal barrier and lubricious coating. The system uses a novel exterior surface mixing tip device wherein oxygen is supplied through a predetermined portion of one supply line, and a predetermined ga... | 10/18/2005 |
| 6925809 | Gas turbine engine fuel/air premixers with variable geometry exit and method for controlling exit velocities Apparatus for premixing fuel and air to provide a fuel/air mixture includes a mixing tube configured for receiving fuel and air, a mixing tube axis, and a mixing tube exit for discharging a fuel/air mixture. The apparatus further includes a mixture valve associated ... | 08/09/2005 |
| 6905328 | Low NOx radiant wall burner A low NOx burner nozzle assembly for a radiant wall burner includes an elongated hollow burner tube and a discharge nozzle. The burner tube defines a conduit for supplying a mixture of fuel and air to a radiant combustion area of a combustion zone that su... | 06/14/2005 |
| 6865994 | Step-diffuser for overfire air and overfire air/N-agent injector systems An overfire air injector for use in a fossil fuel-fired combustion device includes a cylindrical nozzle having an outlet end formed with a step diffuser comprising one or more radial steps that enlarge the outlet end of the nozzle. An atomizer lance may be mounted w... | 03/15/2005 |
| 6607376 | Low NOx radiant wall burner A low NOx burner nozzle assembly for a radiant wall burner includes an elongated hollow burner tube and a discharge nozzle. The burner tube defines a conduit for supplying a mixture of fuel and air to a radiant combustion area of a combustion z... | 08/19/2003 |
| 6461145 | Flat flame burners A flat-flame burner for reheat, holding, and heat-treatment furnaces for treating iron and steel products. It has at least one fuel-injection pipe lying along the axis of the body of the burner, a combustion tunnel and a combustion-air feed, the air being... | 10/08/2002 |
| 6457970 | Combustion device of gas burner for cooking The object of this invention is to provide a combustion device for cooking gas burners. In the combustion device, a frusto-conical flame guide cover (30) having an inclined side surface (31) is seated at the center of the inside area (11) of an annular-sh... | 10/01/2002 |
| 5813846 | Low NOx flat flame burner A flat flame burner is disclosed having flow passages for admitting fuel and air to a burner tile. A structure for producing a rotational flow cooperates with a divergent burner tile in order to produce a radially-divergent flame with a very small axial c... | 09/29/1998 |
| 5813845 | Curved silicon-carbide based burner nozzle for use with gaseous fuel flames This invention relates to a torch comprising: a) a nozzle having a bore extending therethrough, the bore comprising a first end portion, a second end portion, and an arcuate middle portion defining an arcuate tube surface, b) means for providing a flame flowin... | 09/29/1998 |
| 5709541 | Method and apparatus for reducing NOx emissions in a gas burner A method and apparatus for reducing NOx emissions in a gas burner in which the burner includes a burner supply for supplying fuel gas and primary air to the furnace and projecting the fuel gas into the furnace, a secondary air supply for supply... | 01/20/1998 |
| 5697776 | Vortex burner A vortex burner includes a flame ring for forming a swirling mixture of fuel gas and air and moving it in a downstream direction into a burner cup, and a deflector plate downstream of the flame ring and arranged crosswise of the flow to divert the flow ou... | 12/16/1997 |
| 5658141 | Device for spreading a flame by the Coanda effect A device for spreading a flame, comprises at least one principal nozzle (35) delivering a jet of combustible gas or combustion supporting gas (6); at least one secondary nozzle (8) delivering a jet of combustion supporting gas or combustible gas (12) whic... | 08/19/1997 |
| 5624253 | Radiation burner A radiation gas burner comprises a burner stone having an axis and a front surface over which a flame is distributed and which is heated by the flame so as to radiate heat, the burner stone being ring-shaped, an outlet pipe arranged radially inwardly of t... | 04/29/1997 |
| 5338186 | Radiation burner A radiation gas burner has a gas nozzle for supplying gas, an injector for injecting gas from the gas nozzle, an outlet pipe to which gas is supplied by the injector, a reflector cooperating with the outlet pipe, and a burner stone, the burner stone havin... | 08/16/1994 |
| 5271729 | Inspirated staged combustion burner A low NOx gaseous fuel burner that creates a wall hugging flame, even in a cup. It is comprised of two staged premix units, one unit, in a cup, running very lean and the second unit, extended into the furnace, running very rich, the combination being stoi... | 12/21/1993 |
| 5180302 | Radiant gas burner and method An improved radiant gas burner which includes a refractory burner tile hag an elongated passageway extending therethrough and a fuel-air mixture burner tube disposed within the passageway. The burner tube is of a one-piece elongated construction, include... | 01/19/1993 |
| 5154598 | Burner assemblies A gaseous fuel burner has a gas supply (21) feeding a burner head (10) mounted in a refractory block or tile (12) via a venturi (16). Primary combustion air is inspirated to mix with the fuel gas before passing through the venturi and is controlled by a c... | 10/13/1992 |
| 5131838 | Staged superposition burner A staged, superposition gaseous fuel burner provides substantial reduction of nitrogen oxide content in the combustion gases by providing a transverse turning plate in the burner tip and by staging the delivery rich combustion gases, by introducing premix... | 07/21/1992 |
| 5044931 | Low NOx burner A gaseous fuel burner provides substantial reduction of nitrogen oxide content in the combustion gases by creating a screen of premix combustion products, by introducing secondary gaseous fuel for admixture with the screen, and by exposing secondary air t... | 09/03/1991 |
| 4887961 | Radiant wall burner apparatus A radiant wall burner which is designed to be mounted on a wall of a radiant-type furnace such as an ethylene decomposing surface has a fuel supply tube defining a fuel supply passage for a fuel which may be a gaseous fuel and provided with a fuel outlet ... | 12/19/1989 |
| 4874310 | Low NOX burner A controlled primary air inspirating gas burner is provided with a fuel inspirating jet and an induced primary air passageway, with a means forming a separate control primary air passageway, together with means for controlling the introduction of control ... | 10/17/1989 |
| 4818218 | Internal combustion burners This invention relates to internal combustion burners. In the burners according to the invention, the combustible mixture flows in counter-current to the combustion gases while in contact with the same, and the introduction of the mixture into the combust... | 04/04/1989 |
| 4702693 | Gas-fired infrared heater A gas-fired infrared heater for projecting an infrared beam in a directional radiation pattern. The heater is constituted by a ribbon-type burner and a refractory body of a material radiating infrared energy when heated to an elevated temperature by the b... | 10/27/1987 |
| 4640680 | Portable gas-fired forced-draft heater A portable gas-fired forced-draft heater has a burner assembly mounted in a tube coupled to the intake port of a motor-driven blower. The burner operates in a stream of high velocity air which flows past the burner to the blower. The burner includes shrou... | 02/03/1987 |
| 4487573 | Burner A vortex burner is provided in a burner block, having a sleeve spaced within the burner block, the sleeve being shorter than the burner block opening and spaced within such opening to provide a passageway between them. The burner block has an exvoluting c... | 12/11/1984 |
| 4439134 | Combustion chamber for pulsating combustion A combustion chamber for pulsating combustion is separated by a partition wall (12) into a first chamber (14) to which there is connected an axial inlet (20) for the fuel stream, and a second chamber (16) for diverting the combustion gases through an outl... | 03/27/1984 |
| 4416620 | Larger capacity Vortex burner A Vortex burner is provided in a burner block having a conduit spaced within the burner block passageway to provide an annular space between them. Fuel gas flows through the central portion of the burner, and is tangentially discharged through gas nozzles... | 11/22/1983 |
| 4402666 | Forced draft radiant wall fuel burner A forced draft, radiant wall, fuel burner, comprises a burner constructed with a central circular pipe for the conduction of pressurized combustion air, a second larger diameter pipe coaxial with the air pipe, with pressurized gas supplied to the closed a... | 09/06/1983 |
| 4379689 | Dual fuel burner In a burner mountable in a passageway leading into a furnace including a housing received by said passageway, having a discharge end opening into said furnace, a first conduit within said housing, a second conduit within said first conduit, said housing, ... | 04/12/1983 |
| 4257762 | Multi-fuel gas burner using preheated forced draft air A multi-fuel gas burner using preheated forced draft air, comprising a cylindrical inner burner tube, supported by the wall of a furnace, and inserted into an opening in said wall, and including means to inject through the upstream end combustion air preh... | 03/24/1981 |
| 4239481 | Double orifice vortex burner for low or high Wobbe fuels A vortex burner includes a first feed pipe and a second feed pipe disposed within the first feed pipe. A first set of gas distribution tubes extends from an end of the first feed pipe and extends towards a radiant cup portion of the vortex burner. Also, a... | 12/16/1980 |
| 4220444 | Gas burner for flame adherence to tile surface A gaseous fuel burner for enhanced flame adherence to a tile surface in a furnace, comprising a gas burner tube having a nozzle at its end, including a plurality of radial orifices circumferentially spaced in a transverse plane. A cylindrical combustion a... | 09/02/1980 |
| 4168950 | Furnace wall construction The invention is directed to a fibrous and substantially non-porous shield that is placed around a burner block in a furance wall in order to prevent the flow of combustion gases or combustible gases back from the block to the casing of the furnace wall w... | 09/25/1979 |
