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| Number | Title | Issue Date |
| 8113821 | Premix lean burner A burner assembly for lean, low NOx combustion may include a gaseous fuel manifold, counter-swirl vanes, and a converging nozzle with bluff body flame anchors. A cooling air tube optionally extends from the air inlet to the nozzle. ... | 02/14/2012 |
| 8033821 | Premix burner for a gas turbine A premix burner is provided, with a swirl generator and a downstream mixer tube for combusting gaseous and liquid fuel which during entry of combustion air is introduced into the burner interior space of the swirl generator and/or is introduced into the burner inter... | 10/11/2011 |
| 8007273 | Premixing burner for generating an ignitable fuel/air mixture A premixing burner has a swirl generator with at least two burner shells (1) which jointly enclose an axia conically widening swirl space and delimit tangential air inlet slits (3) through which combustion supply air passes into the swirl space in whic... | 08/30/2011 |
| 7959431 | Radiant tube with recirculation A burner fires into a radiant tube to provide a downstream flow of combustion products within the radiant tube. Staged fuel is injected upstream into the radiant tube. A recirculation conduit inside the radiant tube receives the staged fuel along with combustion pro... | 06/14/2011 |
| 7918664 | Permanently fireproof flame guard A permanently fireproof flame guard includes a flow area (2) which terminates a conduit and within which an inserted flame shield is disposed. The flame shield is provided with a plurality of passage gaps that ensure permanent fire safety. Cooling of the perm... | 04/05/2011 |
| 7914280 | Combustion method and apparatus A method comprises providing a combustion apparatus having an outer vessel and an inner conduit. The outer vessel has a first wall that defines an internal volume. The inner conduit is at least partially positioned within the internal volume and provides a fluid pas... | 03/29/2011 |
| 7914279 | Method and apparatus for injecting a gas into a two-phase stream Apparatus and methods for improved combustion of oxygen and a mixture of a non-gaseous fuel, which includes providing: 1) a source of a mixture of non-gaseous fuel and conveying gas; 2) a source of oxygen; 3) a burner operatively associated with a combustion chamber... | 03/29/2011 |
| 7896646 | Premixing burner arrangement for operating a combustion chamber in addition to a method for operating a combustion chamber A premixing burner is disclosed for operating a combustion chamber with a liquid and/or gaseous fuel, with a swirl generator for a combustion inflow air stream for forming a swirl flow, and with injection of fuel into the swirl flow. The swirl generator is adjacent ... | 03/01/2011 |
| 7891971 | Combustion head and method for combusting fuel Combustion head and method for combusting liquid and/or gaseous fuel having a flame front distanced downstream from the combustion head, in which fuel is discharged in a downstream direction radially outward at an angle at the end of the combustion head located down... | 02/22/2011 |
| 7871262 | Method and device for burning hydrogen in a premix burner A method and a device for combusting gaseous fuel which contains hydrogen or consists of hydrogen, includes a burner which provides a swirl generator (1) into which liquid fuel is feedable centrally along a burner axis (A), forming a liquid fuel column which ... | 01/18/2011 |
| 7717701 | Pulverized solid fuel burner A burner includes a first oxidant conduit to transmit a first stream of an oxidant; a solid fuel conduit having an outtake and surrounding the first oxidant conduit, thereby forming a first annulus to transmit a mixture of a transport gas and particles of a solid fu... | 05/18/2010 |
| 7670135 | Burner and method for induction of flue gas A low NOx burner and method wherein (a) combustion air flows through the interior of the burner in a manner effective for drawing an amount of inert flue gas diluent from the fired heating system into the combustion air stream, preferably via one or more ... | 03/02/2010 |
| 7484955 | Method for controlling air distribution in a cyclone furnace Methods for cyclone boiler flame diagnostics and control, including methods for monitoring the operating state of a cyclone furnace using linear and nonlinear signal analysis techniques, including temporal irreversibility and symbol sequence. Adjustments may be made... | 02/03/2009 |
| 7467943 | Method for combusting fuel in a fired heater A method for combusting fuel in a fired heater having one or more burners, the method. comprising: (a) combusting at least a portion of the fuel in the. presence of an oxidizer in the burners,. generating heat and producing a flue gas; and (b) recycling at least a p... | 12/23/2008 |
| 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 |
| 7425127 | Stagnation point reverse flow combustor A method for combusting a combustible fuel includes providing a vessel having an opening near a proximate end and a closed distal end defining a combustion chamber. A combustible reactants mixture is presented into the combustion chamber. The combustible reactants m... | 09/16/2008 |
| 7422427 | Energy efficient low NOburner and method of operating same A burner for installation in a furnace having a combustion chamber defined by at least a furnace front wall, two side walls, a top wall and a bottom wall as well as heat transfer pipes through which a heat transfer medium flows and which are arranged on at least one... | 09/09/2008 |
| 7402039 | High velocity pressure combustion system A high velocity pressure burner system burns air and gas thereby creating a flue gas. The system comprises a blower for pressurizing the air; a control for adjusting the pressure of the pressurized air; a combustion chamber having a flue gas outlet; and a burner dis... | 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 |
| 7347086 | System and method for burner-based accelerated aging of emissions control device, with engine cycle having cold start and warm up modes A method for accelerated aging of an automotive catalytic converter under conditions incorporating cold start simulations. ... | 03/25/2008 |
| 7335014 | Combustion NOx reduction method A method of extending the droplet half-life of water droplets in a combustion furnace by increasing the relative humidity in the droplets' environment; thereby reducing the evaporation rate of the water from the droplet and increasing the half-life of the droplets i... | 02/26/2008 |
| 7322818 | Method for adjusting pre-mix burners to reduce NOemissions A method for reducing NOx emissions from a furnace having multiple burners, each burner including at least one chamber for supplying a flow of combustion air and means to adjust the flow of air to the at least one chamber. The method includes the steps of... | 01/29/2008 |
| 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 |
| 7305831 | Gas turbine having exhaust recirculation A gas turbine adapted to operate in a highly diluted mode comprises a compressor 3 adapted to compress oxidant 5; a combustion chamber 3 adapted to accept the compressed oxidant 7 and provide an exit means for flue gas 9; a turbine... | 12/11/2007 |
| 7293983 | Heating hydrocarbon process flow using flameless oxidation burners Hydrocarbon streams are heated uniformly and directly using one or more flameless oxidation burners. Flameless oxidation burners may control the temperature within a range of about 50° C. to reduce the tendency to coking due to localized “hot spots”. The hydroc... | 11/13/2007 |
| 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 |
| 7264654 | Process and system for the condensation of multi-component working fluids A process and system for condensing a multi-component fluid is disclosed, where the process and system are designed to provide a substantial increase in a heat transfer coefficient during condensation of multi-component fluids resulting in a drastic reduction in siz... | 09/04/2007 |
| 7264466 | Method and apparatus for radiant tube combustion A method and apparatus provide combustion in a radiant tube in first, second and third stages, with flue gas recirculation that begins at the second stage. ... | 09/04/2007 |
| 7243861 | Spray nozzle A spray nozzle (11) includes a body (12) defining an axial cavity and having, housed in the cavity, from upstream to downstream in the liquid direction of flow X-X′, a calibrating nozzle tip (33), a piece called divergent (19) and a pie... | 07/17/2007 |
| 7244119 | Compact low NOgas burner apparatus and methods Compact low NOx gas burner apparatus and methods for discharging fuel gas and air mixtures into furnace spaces wherein the mixture is burned in folded flame patterns and flue gases having low NOx content are formed are provided. A burner appara... | 07/17/2007 |
| 7241137 | Flame arrestor A flame arrestor for a flowing explosive gas (4), having a flame barrier (10, 20, 30) with a large number of defined passage gaps (17, 18), whose gap cross section is set with regard to the properties of the flowing gas (4), is cooled eff... | 07/10/2007 |
| 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 |
| 7198482 | Compact low NOgas burner apparatus and methods Compact low NOx gas burner apparatus and methods for discharging fuel gas and air mixtures into furnace spaces wherein the mixture is burned in folded flame patterns and flue gases having low NOx content are formed are provided. A burner appara... | 04/03/2007 |
| 7197876 | System and apparatus for power system utilizing wide temperature range heat sources A new method, system and apparatus for power system utilizing wide temperature range heat sources and a multi-component working fluid is disclosed including a heat recovery vapor generator (HRVG) subsystem, a multi-stage energy conversion or turbine (T) subsystem an... | 04/03/2007 |
| 7199088 | Lubricating oil for a diesel powered engine and method of operating a diesel powered engine A lubricating oil composition useful for a diesel-powered engine is provided that reduces NOx emissions level produced from a diesel-powered engine. The lubricating oil comprises a base oil and at least one oil-dispersible source of HNCO such as isocyanates. A metho... | 04/03/2007 |
| 7182920 | Catalyzer A catalyzer for burning part of a gaseous fuel/oxidant mixture, in particular for a burner of a power plant installation, has catalytically active channels and catalytically inactive channels and at least two sectors are arranged consecutively in the main flow direc... | 02/27/2007 |
| 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 |
| 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 |
