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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 8113824 | Large diameter mid-zone air separation cone for expanding IRZ A large diameter mid-zone air separation cone is provided for decreasing NOx during burner operation by expanding the internal recirculation zone (IRZ) at the burner exit. The mid-zone air separation cone has a short cylindrical leading edge that fits in the outer a... | 02/14/2012 |
| 7430970 | Burner with center air jet A new burner apparatus and method of combusting fossils fuels for commercial and industrial application is provided wherein the new burner apparatus achieves low NOx emissions by supplying oxygen to the center of the burner flame in as manners so as to cr... | 10/07/2008 |
| 7402038 | Combustion method and apparatus A burner has a port facing into a combustion chamber along an axis. A secondary fuel injector structure has secondary fuel injection ports that face into the combustion chamber at locations spaced radially outward from the burner port. A tertiary fuel injector struc... | 07/22/2008 |
| 7367798 | Tunneled multi-swirler for liquid fuel atomization An air swirler capable of liquid fuel atomization for a fuel fired burner in a furnace or boiler having a hollow guide pipe supporting several swirl blades at an end adjacent to the furnace. Openings connected by tunnels to the inside of the guide pipe are provided ... | 05/06/2008 |
| 7277801 | Method for testing catalytic converter durability The present application relates in general to methods for testing the performance of an automotive catalytic converter under conditions simulating those which occur in motor vehicles over extended driving conditions. ... | 10/02/2007 |
| 7267809 | Burner and method for the chemical reaction of two gas streams The invention relates to a burner with a burner head (1) and a gas feed pipe (2) that is located in the burner head (1) and that is surrounded by an ring channel (3) for feed of another gas. In the gas feed pipe (2) and in the ring... | 09/11/2007 |
| 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 |
| 7225746 | Low NOx combustion Combustion of hydrocarbon liquids and solids is achieved with less formation of NOx by feeding a small amount of oxygen into the fuel stream. ... | 06/05/2007 |
| 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 |
| 7108730 | Method for providing controlled heat to a process This invention relates to a method for providing controlled heat to a process utilizing a flameless distributed combustion. The method of the invention comprises providing an oxidation chamber, with an inlet for oxidant, an outlet for combustion products, and a flow... | 09/19/2006 |
| 7074033 | Partially-open fired heater cycle providing high thermal efficiencies and ultra-low emissions A partially open fired heater regenerative cycle wherein the fired industrial type heater cycle's heat transfer fluid replaces the air predominant nitrogen heat transfer fluid employed in a conventional air/fuel combustion heater. The heater cycle's method and appar... | 07/11/2006 |
| 7051530 | Burner apparatus for burning fuel and air The invention relates to a burner apparatus (1) for burning fuel (5) with air (4) to combustion gas, in particular within a combustion turbine, comprising a premixing chamber (3) for premixing fuel (5) and air (4) with. The ... | 05/30/2006 |
| 6981866 | Burner for a thermal post-combustion device A burner for a thermal post-combustion device comprises a combustion nozzle, which comprises a substantially hollow-cylindrical base member (1) at least virtually closed at one end by a cover (2). Fuel gas is supplied thereto axially at a particular pr... | 01/03/2006 |
| 6978726 | Combustion with reduced carbon in the ash Combustion of coal in which oxygen is injected into the coal as it emerges from burner produces ash having reduced amounts of carbon. ... | 12/27/2005 |
| 6968692 | Fuel premixing module for gas turbine engine combustor A fuel-air premixing module is designed to reduce emissions from a gas turbine engine. In one form, the premixing module includes a central pilot premixer module with a main premixer module positioned thereround. Each of the portions of the fuel-air premixing module... | 11/29/2005 |
| 6969249 | Aggregate dryer burner with compressed air oil atomizer A swirl-type internal flame recirculation burner apparatus and method as used to fire asphalt plant aggregate dryers, air heaters and calcining kilns and method includes a compressed air oil atomizer assembly. The burning and swirling fuel and primary main combustio... | 11/29/2005 |
| 6969250 | Exhaust 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 |
| 6951454 | Dual fuel burner for a shortened flame and reduced pollutant emissions A dual fuel burner including an elongated supply pipe and a gas injector for a boiler furnace having a plurality of peripheral openings around a center opening. The peripheral openings are pitched radially away from the longitudinal axis of the gas injector and also... | 10/04/2005 |
| 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 |
| 6834504 | Premix burner with high flame stability having a net-like structure within the mixing section The invention relates to a premix burner with high flame stability for use in a heat generator, preferably in the combustion chamber of a gas turbine. Modern, lean-operated premix burners enable very low noxious emissions, but sometimes operate very close to the ext... | 12/28/2004 |
| 6832481 | Turbine engine fuel nozzle A performance-enhancing fuel nozzle is disclosed. The nozzle suitable for use in combustors which combine high-swirl-number combustion in a pilot zone with low-swirl-number combustion in a main combustion zone. The nozzle includes a fuel delivery member adapted for ... | 12/21/2004 |
| 6793486 | Burner for non-symmetrical combustion and method A burner for non-symmetrical combustion generally includes a burner housing enclosing a burner plenum. A fuel conduit extends within the housing and is positioned coaxial with a line spaced from a central axis of the burner. The fuel conduit defines a fuel exit open... | 09/21/2004 |
| 6790032 | Straight path carbon powder combustion machine A straight path carbon powder combustion machine uses carbon powders as fuel of the combustion machine. The carbon powders enter into the interior of an igniter from carbon powders inlets. Then the carbon powders further enter into a forced firing internal combustio... | 09/14/2004 |
| 6702574 | Burner for heat generator A burner for operating a heat generator, includes a swirl generator (100) for a combustion air flow (115) means for injecting at least one fuel into the combustion air flow. A mixing section is arranged downstream of this swirl generator, which mixing sec... | 03/09/2004 |
| 6652268 | Burner assembly A burner assembly including a housing having an air inlet and a burner end. An impeller that is mounted in the housing is in communication with the air inlet and adapted to direct air toward the burner end of the housing. The burner assembly also includes... | 11/25/2003 |
| 6623267 | Industrial burner An industrial burner assembly comprising a manifold with a fuel inlet and a longitudinal axis, and a plurality of elongated burners positioned radially about the longitudinal axis having fuel ports in communication with the manifold and fuel inlet, wherei... | 09/23/2003 |
| 6599121 | Premix burner The subject of the invention is a method as well as an apparatus for suppressing flow vortices within a turbo power machine with a premix burner, into which fuel and air are introduced for mixing, which then leave the burner downstream along its burner ax... | 07/29/2003 |
| 6572366 | Burner system What is described is a burner system with a premix burner (1), in which is provided at least one vortex generator (2), through which passes an air-containing gaseous main flow (ZL) which flows axially through the premix burner (1) and into which gaseous a... | 06/03/2003 |
| 6537064 | Flow director for line burner A burner having improved flame quality even at high turn-down ratios. The burner includes a flow director which is preferably a bent sheet or plate positioned in the burner to alter the flow geometry of the air component into a series of channels where th... | 03/25/2003 |
| 6524098 | Burner assembly with swirler formed from concentric components A burner assemblage includes an elongated, round burner assembly having a central axis and including internal baffle structure. The baffle structure is arranged to cause concentric primary and secondary air flows to move in a direction generally parallel ... | 02/25/2003 |
| 6488496 | Compact combination burner with adjustable spin section A combination burner for selectively firing oil, natural gas and liquid propane. A modular first section has primary and secondary air tubes coaxially arranged therein and communicates with the main combustion air supply fan. A modular section is joined b... | 12/03/2002 |
| 6461147 | Gas Burner A gas burner includes a tubular shaped housing having a proximal end and a distal end, the housing tapering inwardly to an outlet at the distal end to form a truncated cone. A gas supply tube is disposed longitudinally centrally within the housing and ext... | 10/08/2002 |
| 6461148 | Compact, high-temperature, low-flow rate, liquid fuel-fired burner A burner, particularly for use in thermophotovoltaic (TPV) applications, is provided having a fuel distribution tube with integrated swirl vanes adjacent exit holes in the sides of the fuel distribution tube, a ceramic burner cap attached the top end of t... | 10/08/2002 |
| 6435862 | Modulating fuel gas burner A fuel gas burner is provided having a stable flame that undergoes complete combustion in a reduced length combustion region and chamber. The fuel gas burner operates over a wide modulation range with excellent stability and efficiency, and is suitable fo... | 08/20/2002 |
| 6425755 | Liquid fuel burner and atomizer having low emissions of NOx and dust The invention relates to liquid fuel burners having low NOx and dust emission, and it also relates to liquid atomizers or sprayers for such burners. The removable atomizer for a liquid fuel burner head is made as a single piece, has a longitudi... | 07/30/2002 |
| 6368101 | Flame retention head and nozzle block assembly for waste oil-burning systems A flame retention head for a nozzle block assembly of a waste oil-burning system, such as a furnace, having a combustion zone within which oil is burned in the presence of air utilizes a platen-like body of substantially circular form having a central ope... | 04/09/2002 |
| 6347935 | Low NOx and low Co burner and method for operating same A round burner capable of being operated with reduced CO and NOx emissions includes a venturi tube positioned to direct a flow of air through the burner and into a combustion zone in a combustion chamber through an entrance in a wall of the com... | 02/19/2002 |
| 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 |
| 6152051 | Powered fuel combustion burner with nozzle flow guide A combustion burner includes a mixture nozzle, a gas supply nozzle, and a flow guide. The mixture nozzle extends toward an interior of a furnace, and defines a mixture passage through which a mixture containing powdered solid fuel and gas for transferring... | 11/28/2000 |
