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6796790 |
High capacity/low NOx radiant wall burner
A burner assembly for a radiant burner includes a burner tube structure in the form of an elongated burner conduit having spaced inlet and outlet ends. The conduit is adapted and arranged for...
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6793487 |
Binary burner with Venturi tube fuel atomization and Venturi jets for the atomization of liquid fuel
A burner, in particular, for a motor vehicle supplementary or parking heater, for the burning of liquid fuel, in the presence of combustion air, has a combustion chamber ( 10 ), with a jet for the...
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6790030 |
Multi-stage combustion using nitrogen-enriched air
Multi-stage combustion technology combined with nitrogen-enriched air technology for controlling the combustion temperature and products to extend the maintenance and lifetime cycles of materials...
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6776606 |
Method for oxidizing mixtures
A catalyst composition and method for oxidizing fuels is disclosed. The catalyst composition comprises at least one compound having one of a group III, group IIA or Lanthanide element such as, for...
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6773256 |
Ultra low NOx burner for process heating
An ultra low NOx burner for process heating is provided which includes a fluid based flame stabilizer which provides a fuel-lean flame at an equivalence ratio in the range of phi=0.05 to phi=0.3...
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6769903 |
Method for operating a burner and burner with stepped premix gas injection
The present invention relates to a method of operating a burner, which comprises at least one first fuel supply conduit ( 5 ) with a first group of fuel outlet openings ( 6 ), essentially arranged...
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6752620 |
Large scale vortex devices for improved burner operation
A symmetric device for stabilization of a flame includes a primary oxidant pipe and a fuel pipe. The fuel pipe is internal to the primary oxidant pipe creating a primary oxidant conduit. A...
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6743011 |
Multi-layer burner module, adapter, and assembly therefor
A burner module for delivering a flow of chemical reactants to a combustion site of a chemical vapor deposition process includes a plurality of substantially planar layers. The substantially planar...
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6705857 |
Method for injecting fuel into a burner
In a method for injecting fuel into a burner ( 1 ), which burner ( 1 ) comprises an inner chamber ( 22 ) enclosed by at least one shell ( 8, 9 ), at which inner chamber fuel is injected through...
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6702568 |
Method of burning emulsion fuel oil
A method of burning emulsion fuel oil, having the advantages of excellent combustion efficiency and fuel saving effect, by selectively burning only a portion having a better emulsification state...
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6702569 |
Enhancing SNCR-aided combustion with oxygen addition
NOx emissions from combustion are reduced, NOx reduction efficiency by SNCR is improved, and other efficiencies are realized, by injecting oxygen into a fuel-rich combustion zone under controlled...
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6699031 |
NOx reduction in combustion with concentrated coal streams and oxygen injection
NOx formation in the combustion of solid hydrocarbonaceous fuel such as coal is reduced by obtaining, from the incoming feed stream of fuel solids and air, a stream having a ratio of fuel solids to...
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6699030 |
Combustion in a multiburner furnace with selective flow of oxygen
Improved operational characteristics such as improved fuel efficiency, reduction of NOx formation, reduction of the amount of unburned carbon in the ash, and lessened tendency to corrosion at the...
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6699029 |
Oxygen enhanced switching to combustion of lower rank fuels
A furnace that combusts fuel, such as coal, of a given minimum energy content to obtain a stated minimum amount of energy per unit of time is enabled to combust fuel having a lower energy content,...
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6685461 |
Three-tube burner for furnaces, especially glass and metallurgical furnaces, and method of injecting fuel and oxidizer by means of such a burner
To reduce the overall size of and to simplify the supply for three-tube burners, and to allow easier interchangeability with two-tube burners, the burner (Br) comprises an inlet ( 5 ) for a fuel...
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6685462 |
Apparatus for burning fuel with low NOx formation
Improved apparatus for burning fuel with low NO x formation are provided. An apparatus of the invention for discharging a mixture of fuel gas and air into a furnace wherein the mixture is burned...
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6684796 |
Particulate injection burner
A burner has a body portion and a main outlet. Fuel and primary oxidant outlets are arranged upstream of the main outlet and are disposed substantially concentrically about the axis of the burner....
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6682339 |
Flame stabilizer for flame hydrolysis deposition
A flame stabilizing apparatus is disclosed for application to a burner for a flame hydrolysis deposition (FHD) process. In the flame stabilizing apparatus, a co-flow diffusion flame burner emits a...
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6672859 |
Method and apparatus for transversely staged combustion utilizing forced internal recirculation
An apparatus for combustion of a fuel in stages having at least one wall enclosing a chamber and forming at least one fuel inlet opening, at least one oxidant inlet opening and a plurality of...
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6663381 |
Burner arrangement for low NOX emissions
In a gas burner for introducing a fuel/air mixture into a combustion chamber, a tube is provided for introducing a source of primary air into a core portion of the fuel air mixture. The resulting...
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6659762 |
Oxygen-fuel burner with adjustable flame characteristics
An oxy-fuel burner generates a long, luminous, stable and adjustable flame temperature profile flame by incorporating separate, fuel and oxygen jets oriented in a unique geometry. In one preferred...
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6632084 |
Burner configuration with primary and secondary pilot burners
A burner configuration with primary and secondary pilot burners is described. The burner configuration is used in a firing installation, in particular a gas turbine combustion chamber, and has a...
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6629837 |
Integrated premixed indirect radiant burner
A gas-fired burner wherein a back plate having at least one inlet tube is connected with respect to a flameholder plate having a plurality of ports. The flameholder plate and the back plate form a...
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6626661 |
Fuel ejector and method for reduced NOx emissions
An improvement for an ejector having at least one discharge port effective for delivering a flow of fuel into a heating system such that flue gas in the heating system is entrained in the flow of...
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6616442 |
Low NOx premix burner apparatus and methods
Low NO x axial premix burner apparatus and methods for burning fuel gas are provided by the present invention. The methods of the invention are basically comprised of the steps of mixing a first...
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6604937 |
Coherent jet system with single ring flame envelope
A coherent jet lance and operating method wherein the need for a lance extension is eliminated using a single ring of ports to deliver flame envelope gases around the primary gas jets to maintain...
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6602445 |
Method for the prevention of high temperatures corrosion due to alkali sulfates and chlorides using molybdenum
An additive to a flame reaction forms noncorrosive deposits on cooler metal surfaces, which deposits are more stable than Na 2 SO 4 or K 2 SO 4 . By adding molybdenum salts to the flame, an alkali...
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6596220 |
Method for oxy-fueled combustion
An oxygen fueled combustion system includes a furnace having at least one burner, an oxygen supply for supplying oxygen having a predetermined purity, and a carbon based fuel supply for supplying a...
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6579085 |
Burner and combustion method for the production of flame jet sheets in industrial furnaces
This invention relates to a burner and a method of combustion for producing a flame jet sheet or sheets for various applications in industrial furnaces. The burner has at least one linear or...
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6575733 |
Fuel combustion method and reactor
The invention relates to a method for combustion of fuels of arbitrary state of aggregation, which are burnt with air, possibly with the addition of water, and a reactor therefore, which is...
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6558154 |
Burner system with staged fuel injection and method for its operation
A burner system with staged fuel injection includes a burner with a swirl generator ( 1 ) for a combustion air stream and device(s) for introducing fuel into the combustion air stream, wherein the...
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6551095 |
Combustion process and fuel injection burner for implementing such a process
In a combustion process, especially one used for melting glass, the delivery of fuel is ensured by an apparatus having at least one burner ( 5 ) which is equipped with at least one injector ( 1 )...
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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...
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6524097 |
Method and apparatus for backing-up oxy-fuel combustion with air-fuel combustion
Method and apparatus for continuation of combustion with an oxy-fuel combustion system when the supply of oxygen is temporally reduced or stopped. Air or oxygen enriched air and fuel are introduced...
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6524096 |
Burner for high-temperature combustion
A high-temperature burner is provided that is suited for the incineration of shredded plastics, tires, carpet or similar materials. The burner walls are protected from the heat of the ongoing...
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6499990 |
Low NOx burner apparatus and method
A burner and method for reducing NO x emissions from process heaters, boilers, and other heating systems having flue gases present therein. The inventive burner and method preferably involve the...
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6481998 |
High velocity reburn fuel injector
An apparatus and method for high velocity injection of a stream of fluid fuel into a stream of NO x containing combustion effluents downstream of a primary combustion zone, without the use of...
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6474982 |
Burner and combustion method for heating surfaces susceptible to oxidation or reduction
A method of heating a surface provides for a central fuel rich jet having a peripheral shroud of substantially stoichiometric combustion products and one or more fuel lean jets each having a...
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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...
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6450799 |
Coherent jet system using liquid fuel flame shroud
A method and apparatus for establishing one or more coherent jets from a lance wherein liquid fuel is provided into a recession on the lance face along with motive gas, and is used to generate a...
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6422858 |
Low NOx apparatus and methods for burning liquid and gaseous fuels
Low NO x apparatus and methods for burning liquid and gaseous fuels are provided by the present invention. The apparatus of the invention is basically comprised of a housing having an open...
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6409499 |
Variable stoichiometric combustion
A method of combustion and an apparatus therefor in which separate streams of very lean and very rich fuel/oxidant mixture are combusted separately, the products of combustion therefrom being...
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6402059 |
Fuel lance for spraying liquid and/or gaseous fuels into a combustion chamber, and method of operating such a fuel lance
In a fuel lance for spraying liquid and/or gaseous fuels into a combustion chamber, which fuel lance is part of a secondary or tertiary burner, around which a hot-gas jet flows in a main flow...
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6398543 |
Method and flow control device for delivering fuel oil to a low firing rate fuel oil burner
A method for delivering fuel oil from a pressurized fuel oil source to an airblast atomizer subassembly on a low firing rate fuel oil burner includes providing a flow control device having a body...
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6367288 |
Method and apparatus for preventing burner-hole build-up in fused silica processes
In furnaces for producing high purity fused silica glass boules, glass particles have a tendency to build-up adjacent the burner hole rim. It was discovered that unburned furnace gases containing...
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6334770 |
Fluid-fuel furnace burner for iron and steel products
A fluid-fuel burner of the type producing a flame with axial development, which includes a combustion tile, having a broad shape, provided with an oxidizer and fuel injection orifices. These are...
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6332340 |
Process for manufacturing technical glass and burner for implementing such a process
Provided is a process for the manufacture of technical glass. The process includes, heating a glass bath with at least one flame, wherein the at least one flame is a non-hard flame which is blue in...
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6331107 |
Combustion process and apparatus therefore containing separate injection of fuel and oxidant streams
A burner assembly having improved flame length and shape control is presented, which includes in exemplary embodiments at least one fuel fluid inlet and at least one oxidant fluid inlet, means for...
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6328940 |
Process for partial oxidation of a gas stream containing hydrogen sulphide
Process for partial oxidation in a Claus furnace of at least one gas stream having hydrogen sulphide, and including the steps of: (a) injecting at least one gas stream including hydrogen sulphide...
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6328911 |
Method for the prevention of high temperature corrosion due to alkali sulfates and chlorides and composition for use in the same
An additive to a flame reaction is provided which forms noncorrosive deposits on cooler metal surfaces which are more stable than Na 2 SO 4 or K 2 SO 4 . The additive preferentially combines...
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