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| Number | Title | Issue Date |
| 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 |
| 6946101 | Burner for producing carbon black A burner for producing carbon black, includes a combustion chamber which can be supplied with fuel gas and an oxidizing gas in such a way that a diffusion flame producing carbon black particles is generated in the combustion chamber. The burner is also provided with... | 09/20/2005 |
| 6783357 | Preheated fuel and oxidant combustion burner A burner apparatus comprises a conduit adapted to convey preheated oxidant and having outlet and inlet ends, and a conduit adapted to convey preheated fuel and having outlet and inlet ends. The conduit adapted to convey preheated fuel is substantially parallel to th... | 08/31/2004 |
| 6416317 | Oxy-fuel burner The oxy-fuel burner comprises at least one fuel supply pipe (16) and at least one pipe (18) for supplying an oxygen-rich gas, the said outlets of the pipes being directed approximately in the same direction, the burner being designed to be mounted through... | 07/09/2002 |
| 6382959 | Burner with air flow adjustment A burner includes a motor driven blower, an air tube having an inlet end portion and an outlet end portion, a housing forming an air flow path between the blower and the air tube, a nozzle for spraying liquid fuel or orifice for dispersing gas toward the ... | 05/07/2002 |
| 6244855 | Burner with air flow adjustment A burner includes a motor driven blower, an air tube having an inlet end portion and an outlet end portion, a housing forming an air flow path between the blower and the air tube, a nozzle for spraying liquid fuel or orifice for dispersing gas toward the ... | 06/12/2001 |
| 6220852 | Variable exit high velocity burner A method and apparatus for adjusting the flame exit velocity of a high velocity burner. The burner includes burner combustor chamber having a fluid accelerating nozzle and a burner combustor exhaust port. Fuel is delivered to the burner combustor through ... | 04/24/2001 |
| 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 |
| 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 |
| 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 |
| 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 |
| 5988157 | Furnace with split heat exchanger A furnace having improved heat exchanger, which is particularly suitable for use in a positive pressure, direct-vented hot air furnace. The heat exchanger has a split housing construction allowing the heat exchanger to be partible into halves. Parting the... | 11/23/1999 |
| 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 |
| 5961317 | Combustion head assembly A combustion head assembly comprising a mounting plate having a plurality of apertures and adapted for mounting to a boiler, and a plurality of combustion heads removably mounted in each of the apertures. The combustion heads each have a fuel nozzle and i... | 10/05/1999 |
| 5961316 | Oil burner An oil burner includes a pivotal cover that exposes a unitary gun assembly. The gun assembly is movable longitudinally with respect to the central axis of the air tube of the burner by rotating a cam. A spinner assembly is positioned on the gun assembly. ... | 10/05/1999 |
| 5944507 | Oxy/oil swirl burner A liquid fuel burner is provided with a central fuel outlet having a generally divergent conical inner surface, formed of two contiguous divergent conical surfaces of different angles of divergence, and a plurality of oxygen outlets shaped and positioned ... | 08/31/1999 |
| 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 |
| 5833451 | Premix burner A premix burner (1) essentially comprises at least two sectional cone bodies (12, 13) which are nested one inside the other in the direction of flow and the respective cone axes of which are offset relative to a center axis (10). Tangential slots (16) are... | 11/10/1998 |
| 5725367 | Method and apparatus for dispersing fuel and oxidant from a burner A method and apparatus for injecting fuel and oxidant into a combustion burner. At a fuel exit plane of a fuel discharge nozzle, fuel is discharged in a generally planar fuel layer which has an upper boundary and a lower boundary. At an oxidant exit plane... | 03/10/1998 |
| 5697306 | Low NOx short flame burner with control of primary air/fuel ratio for NOx reduction A burner for the combustion of a pulverized coal plus primary air mixture includes a nozzle pipe having an inlet for receiving a pulverized coal plus primary air mixture and an outlet for discharging same. A hollow plug extends axially within the nozzle p... | 12/16/1997 |
| 5630713 | Rotary burner Rotary burner suitable for installation on a sidewall (11) of a furnace and for cooperating with the inside of the furnace, which comprises at least one sidewall (11) equipped with cooled panels (18), the rotary burner (10) including at least one supporti... | 05/20/1997 |
| 5513981 | Burner with variable volume combination chamber A burner for an industrial furnace has a plurality of lines passing through a furnace wall for fuel gas, burner air, and waste gas. Arranged in the furnace space is a combustion chamber (66) in which a mixture of fuel gas and burner air is combusted, and ... | 05/07/1996 |
| 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 |
| 5259755 | Combination burner with boost gas injection A burning method promotes rapid mixing and a stable flame in a burner to reduce NOx and CO emissions and to provide a smoother, quieter operation. The burner includes a primary fuel supply, a combustion air supply arranged to supply combustion ... | 11/09/1993 |
| 5257927 | Low NOx burner A low NOx burner combustion system which may be adjusted for optimum burn rates, temperature and oxygen levels. The burner incorporates a plurality of gas nozzles which individually inspirate a portion of the combustion air and a spin vane diff... | 11/02/1993 |
| 5240409 | Premixed fuel/air burners 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... | 08/31/1993 |
| 5235813 | Mechanism for controlling the rate of mixing in combusting flows A mixing device is comprised of a pair of nested flow separator conduits (202, 204) with convolutions (201, 206) on the outlet ends (203, 205) and means of adjusting the relative position of the convolutions on one of the outlet ends relative to the convo... | 08/17/1993 |
| 5217363 | Air-cooled oxygen gas burner assembly An air-cooled oxygen-gas burner for use with a direct fired furnace. The burner comprises a body formed from three concentric metal tubes supported in a cylindrical housing secured about a conical bore in a refractory side wall of a furnace. The three con... | 06/08/1993 |
| 5209893 | Adjustable burner insert and method of adjusting same An improved premix-type burner for a gas-fired metal processing furnace includes a burner insert externally adjustable over a stepless continuum. The burner insert includes a helical thread disposed on its outer diameter which cooperatively engages with a... | 05/11/1993 |
| 5199355 | Low NOx short flame burner A burner for the combustion of a fuel plus air mixture comprises a central nozzle pipe having an inner surface with a portion which diverges outwardly. An axially moveable plug is positioned within the nozzle pipe and includes an outer wall with a divergi... | 04/06/1993 |
| 5184949 | Oil burner and method A gun-type oil burner is disclosed having a motor axially aligned with a fuel pump and a blower at opposite ends. The blower draws air into the burner, the amount of which is controlled by an adjustable air gate. The blower inlet is covered by a removable... | 02/09/1993 |
| 5107776 | Multiple adjustment cyclone burner A cyclone burner is provided which comprises an outer barrel with first and second ends and an inlet conduit extending tangentially into a side of the barrel for receiving a mixture of fuel and air. A hollow frustocone extends from one of the barrel ends ... | 04/28/1992 |
| 5083914 | Adjustable pressure jet burner The invention provides a pressure jet burner comprising a blast tube mounted on a housing. The directional position of the blast tube may be adjusted from a horizontal position to a vertical position or any intermediate position. A fan is located in a hou... | 01/28/1992 |
| 5044327 | Air/burner port An air/burner port assembly for a boiler having a water-wall and a windbox spaced rearwardly of the water-wall to form a windbox, comprises a burner and ignitor mounted in the windbox for directing and igniting fuel through a port in the water-wall. A dam... | 09/03/1991 |
| 5044934 | Warm up burner for the hearth of a circulating fluidized bed boiler An oil-burning or gas-burning warm up burner for the hearth of a circulating fluidized bed boiler. The burner has a fuel lance on the axis of the burner, a rectangular peripheral admission channel admits combustion air around the lance. Air flow channelli... | 09/03/1991 |
| 4988287 | Combustion apparatus and method A combustion apparatus and method are provided which can achieve highly effective and complete combustion of combustible gases therein. In accordance with the invention, a stream of oxidant gas is directed along and in contact with the exterior surface of... | 01/29/1991 |
| 4951581 | Combined oil gun and coal guide for power plant boilers In a power plant boiler having oil and coal burning capability, a coal disperser support tube and an oil gun extending through the disperser support tube are slidable in a bearing sleeve extending through a removable access plate in the wall of an elbow o... | 08/28/1990 |
| 4925387 | Process and apparatus intended to effect staged combustion of a mixture of fuel and comburent to reduce the production of nitrogen oxides The invention relates to a process and an apparatus intended to effect the combustion of a mixture of air and liquid or gaseous fuel, wherein the injection of the fuel is staged without that of the air for combustion being staged. According to the inventi... | 05/15/1990 |
| 4907963 | Burner bracket A method and apparatus for adjusting horizontal, vertical, and horizontal and vertical angular positions of tubes without need to re-position an entire mounting bracket assembly or mounting bracket baseplate. Such adjustable mounting bracket assembly may ... | 03/13/1990 |
