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| Number | Title | Issue Date |
| 8105075 | Hollow flame versatile burner for hydrocarbons To enable a significant flow of liquid, gas or mixed hydrocarbons to be eliminated cleanly and safely, particularly during a well test phase, a burner comprises two concentric apertures, rotationally symmetrical about a common axis, enabling a hollow flame to be gen... | 01/31/2012 |
| 7507086 | Gas burner-type combustion device and method for operating same The present invention concerns a gas burner type combustion device called “burner” (B) projecting a mix of air and gas inflamed at the outlet of a pipe. The gas burner is fitted with a movable diffusion cone (200) whose tip (210) is located at leas... | 03/24/2009 |
| 7314527 | Reactor system A gas delivery system for delivering a gas to a reactor. The reactor has a reactor chamber, a gas inlet port, and a gas exhaust port. The gas delivery system included a torch chamber having an outer wall extending along a first axis. A torch injector extends into th... | 01/01/2008 |
| 7303388 | Staged combustion system with ignition-assisted fuel lances Combustion system comprising a furnace having a thermal load and a combustion atmosphere disposed therein; one or more fuel lances adapted to inject fuel into the combustion atmosphere; and one or more igniters associated with the one or more fuel lances and adapted... | 12/04/2007 |
| 7229483 | Generation of an ultra-superheated steam composition and gasification therewith A method for gasifying carbonaceous materials to fuel gases comprises the formation of an ultra-superheated steam (USS) composition substantially containing water vapor, carbon dioxide and highly reactive free radicals thereof, at a temperature of about 2400° F. (1... | 06/12/2007 |
| 7028622 | Apparatus for burning pulverized solid fuels with oxygen A burner assembly combines oxygen and fuel to produce a flame. The burner assembly includes an oxygen supply tube adapted to receive a stream of oxygen and a fuel supply tube arranged to extend through the oxygen tube to convey a stream of fluidized, pulverized, sol... | 04/18/2006 |
| 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 |
| 6901760 | Process for operation of a burner with controlled axial central air mass flow An aerodynamically stabilized premixing burner includes a swirl generator for the production of a rotating combustion air flow, and a device for the introduction of at least one fuel into this combustion air flow. The burner is advantageously provided with a device ... | 06/07/2005 |
| 6890498 | Burner and method for partly oxidising a gas stream comprising hydrogen sulphide and ammonia A gas burner for use with a Claus furnace made up of at least five concentric tubes and the spaces formed between them. The diameters of the tubes increase radially outward so that the first tube has a smaller diameter than the fifth tube. At the end of the burner c... | 05/10/2005 |
| 6702571 | Flex-flame burner and self-optimizing combustion system A combustion system for automatic, real-time control of a combustion process which can be applied with significant advantage to a wide range of furnaces, boilers and combustors. The system includes a burner body having a primary first fluid inlet end form... | 03/09/2004 |
| 6638057 | Partial oxidation of hydrogen sulphide An air-oxygen hydrogen sulphide burner (108) fires into a furnace (102). The burner comprises a main passage for combustion-supporting gas containing air (112), a multiplicity of spaced apart outer elongate fluid-conducting open ended tubes extending in p... | 10/28/2003 |
| 6455012 | Acid gas burner and reactor apparatus and method An acid gas burner and reactor apparatus, and method when used in the Claus process, are improved over the prior art by the provision of a substantially continuous circular slot for the flow of a reactant gas from an annular conduit into the open outflow ... | 09/24/2002 |
| 6435863 | Gas burner for cooking areas A gas burner for cooking areas includes a lower part and an upper part. The upper part has gas repulsion ducts with gas outlet openings for gas flames. The upper part is rotatably mounted on the lower part by a compressed-air bearing configured to apply a... | 08/20/2002 |
| 6419480 | Method and apparatus for providing low level Nox and CO combustion A low NOx and CO emission heating apparatus provides for substantially separate fuel and combustion air feeds into a combustion chamber provided at one end with an exhaust gas opening and, at an opposite end with an elongated porous air distrib... | 07/16/2002 |
| 6402505 | Combustion device In a combustion unit, a fuel collision member is disposed between a fuel injection valve and a combustion chamber. The fuel collision member is positioned so that, a part of fuel injected from said fuel injection valve is introduced into the combustion ch... | 06/11/2002 |
| 6199367 | Air modulated carburetor with axially moveable fuel injector tip and swirler assembly responsive to fuel pressure A gas turbine engine carburetor includes a fuel injector and a cooperating air swirler for injecting fuel and air into a combustor. The fuel injector includes a hollow body joined to a supporting stem for receiving fuel therein for flow through an injecto... | 03/13/2001 |
| 6176702 | Simple remotely tuned solid core fuel jet, low NOx fuel gas burner A remotely controllable gaseous fuel burner having a burner body with a fuel inlet, a fuel outlet, and a constricted throat region immediately upstream of the fuel outlet. A concentrically disposed and longitudinally movable fuel conduit is disposed withi... | 01/23/2001 |
| 6171100 | Oxidizing oxygen-fuel burner firing for reducing NOx emissions from high temperature furnaces Burner firing method and device are presented where an oxidizing oxygen-fuel burner is fired at an angle to the reducing air-fuel burner flame to reduce overall NOx emissions from high temperature furnaces. The oxidizing oxy-fuel burner stoichiometric equ... | 01/09/2001 |
| 6168422 | Gas incinerator There is provided a gas incinerator having a combustion chamber above a lower chamber and communicating therewith. Combustion air flows into the lower chamber, thence upwardly toward the combustion chamber. Vanes are provided in the lower chamber, to impa... | 01/02/2001 |
| 6162049 | Premixed ionization modulated extendable burner A ported, premixed extendable burner provides increased turndown capability relative to conventional burners. The burner has an adjustable flameholder sleeve which can be extended and retracted relative to a flameholder, to increase and decrease the avail... | 12/19/2000 |
| 6116893 | Burner assemblies A burner assembly (10) comprising an elongate housing (12) supplied with a gas-air mixture and an elongate burner port body (28) slidably disposed in an elongate aperture (26) in the housing. The position of the burner port body (26) with respect to the h... | 09/12/2000 |
| 6089170 | Apparatus and method for low-NOx gas combustion A low NOx gas combustor includes an air injection mechanism to create a combustion air path. A set of arc-shaped gas injector arrays are formed in an annular configuration. Each arc-shaped gas injector array injects an arc-shaped stream of gas that inters... | 07/18/2000 |
| 6089858 | Device for protecting the injection tip of a burner and heating device comprising it Device for protecting an ejection outlet of a burner mounted through a wall of a furnace, comprising a peripheral heat shield around the ejection outlet of the burner comprising a consumable structure comprising a refractory material and a mounting for he... | 07/18/2000 |
| 6065956 | Universal mixer device for mixing two gaseous fluids The universal mixer device for mixing two gaseous fluids comprises an enclosure defining coaxial chambers, ducts opening out respectively into each of the chambers to feed them with two gases at medium pressure, and sonic nozzles each comprising a hollow ... | 05/23/2000 |
| 5993199 | Turbo-flame burner design A burner design for use especially with rotary dryers is provided, in which a primary firing tube is provided with an oil body disposed proximate the burner tip portion of the firing tube, the oil body being constructed to divide an airflow into an outer ... | 11/30/1999 |
| 5984666 | Device for mounting burners in a duct for gas to be heated A device for mounting burners inside a duct for gas and comprising at least one fuel injection pipe having a nose disposed in the head of said burner on an axis parallel to the axis of the duct. The injection pipe is situated inside a sheath secured to th... | 11/16/1999 |
| 5960724 | Method for effecting control over a radially stratified flame core burner A method for effecting control over a radially stratified flame core burner that is particularly suited for employment in a firing system of a fossil fuel-fired furnace for purposes of reducing the NOX emissions from the fossil fuel-fired furna... | 10/05/1999 |
| 5934893 | Burner and utilization of such burner in glass furnace The burner comprises a tap-hole block (1), a burner body (C) substantially comprised of a tubular element (2), at least one injection blowpipe (3) extending through the burner body and into the cavity (P) of the tap-hole block (1), and unlockable quick mo... | 08/10/1999 |
| 5882184 | Low emission swirl burner A burner is provided with a central fuel outlet and a plurality of oxygen outlets shaped and positioned for creating a converging, rotating stream of oxygen which intersects with any fuel issuing from the fuel outlet. Such oxygen/fuel interaction results ... | 03/16/1999 |
| 5878676 | Burner and furnace operated with at least one burner A burner is provided for a furnace having at least one windbox that is supplied with air for combustion and has extending therethrough at least one such burner, which opens out toward the combustion chamber. The burner has at least one primary air channel... | 03/09/1999 |
| 5863195 | Oxygen-fuel burner A burner is provided with a burner block having a recess formed in the back thereof for receiving a fuel atomiser and a plurality of oxygen inlets for creating a converging cone of oxygen for intersection with any fuel issuing from the atomiser. Such an a... | 01/26/1999 |
| 5800160 | Premix burner for a heat generator In a premix burner (100) for a heat generator, which essentially comprises at least two hollow, conical sectional bodies (101, 102) nested one inside the other in the direction of flow, the longitudinal symmetry axes (101b, 102b) of the sectional bodies a... | 09/01/1998 |
| 5772427 | Burner and utilization of such a burner in a glass furnace The burner comprises a tap-hole block (1), a burner body (C) substantially comprised of a tubular element (2), at least one injection blowpipe (3) extending through the burner body and into the cavity (P) of the tap-hole block (1), and unlockable quick mo... | 06/30/1998 |
| 5582515 | Acoustically pulsating burner with integral adjustable Sondhauss thermoacoustic elements An acoustically pulsating burner assembly which includes an elongated outer tube, a fuel supply means located within the tube, and utilizes one or more integral axially adjustable Sondhauss thermoacoustic tubular elements to generate pulsations within the... | 12/10/1996 |
| 5439557 | Method of recovering energy and chemicals from a spent liquor using low frequency sound in a recovery boiler A method of recovering energy and chemicals from a spent liquor which, after thickening to a dry content of 50-90%, is fed into a reaction chamber (1) in which a plurality of temperature zones are maintained, said method comprising the steps of (a) conver... | 08/08/1995 |
| 5411393 | Premix burner for furnace with gas enrichment An improved premixed gaseous fuel burner for a metal processing furnace includes an axially adjustable gas supply tube concentrically positioned within the burner body for delivering a flow of oxidant or other gaseous fuel component to the combustion cham... | 05/02/1995 |
| 5408943 | Split stream burner assembly A burner assembly in which an annular passage is provided for transporting an fuel/air mixture to a furnace inlet. A conical divider member is disposed within the annular passage for dividing the stream of fuel/air passing through the passage into two rad... | 04/25/1995 |
| 5370771 | Process for recovering energy and chemicals from spent liquor using low frequency sound A process and reactor for recovering energy and chemicals from spent liquor obtained in pulp production by thermal decomposing the spent liquor are described, said decomposing being carried out in a reactor at a pressure of from atmospheric pressure up to... | 12/06/1994 |
| 5347937 | Split stream burner assembly A burner assembly in which an annular passage is provided for transporting an fuel/air mixture to a furnace inlet. A conical divider member is disposed within the annular passage for dividing the stream of fuel/air passing through the passage into two rad... | 09/20/1994 |
| 5292244 | Premixed fuel/air burner A premixed fuel/air burner with velocity and fuel/air ratio control having a nozzle with a nozzle wall forming a Venturi mixer and a nozzle exit, means for separately introducing fuel and air into the Venturi mixer, a hollow body disposed in the nozzle an... | 03/08/1994 |
