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Class 431/173 - Feed projected tangential to wall of circular combustion chamber


Subclass of Class 431 - Combustion
Definition: Apparatus including means for introducing fuel, oxidizer,
No. of patents: 135
Last issue date: 07/31/2007


1        
NumberTitleIssue Date
7249721Device and method for injecting a liquid fuel into an air flow for a combustion chamber
The present invention relates to a device for injecting a liquid fuel into a pressurized air flow (7), in particular for a combustion chamber, comprising a hollow cylindrical body (10) of longitudinal axis (YY′) delimiting a substantially cylindrical...
07/31/2007
7112060Burner for treating waste gas
The present invention provides a burner for use in a combustion-type waste gas treatment system for combusting waste gases emitted from semiconductor manufacturing system, particularly, a deposition gas containing SiH4 and a halogen-base gas, simultaneous...
09/26/2006
7080517Combustion method and apparatus
A method comprising providing a combustion apparatus, introducing a fuel into the combustion apparatus, and introducing feed air into the combustion apparatus. The method further comprises using the combustion apparatus to cause at least some of the fuel and at leas...
07/25/2006
7029271Flameless oxidation burner
A device including a burner (6) for directing a fuel/air mixture into a reaction chamber (2) for flameless oxidation of fuels. The burner (6) discharges a fuel/air jet transversely to a longitudinal axis (A) of the burner and an exhaust gas chan...
04/18/2006
7014458High velocity injection of enriched oxygen gas having low amount of oxygen enrichment
Methods and apparatus for combustion of a hydrocarbon fuel in a combustion chamber of a furnace or boiler are presented, the combustion normally using only air as an oxidant, part of the air entering the combustion chamber through one or more burners, and a remainin...
03/21/2006
7003960Method and appliance for supplying fuel to a premixing burner
A method and an appliance are described for supplying fuel to a premixing burner for operating a gas turbine, which premixing burner has at least one burner shell (1, 2) at least partially bounding an axially extending premixing burner space, having a premixi...
02/28/2006
6986797Auxiliary reactor for a hydrocarbon reforming system
An auxiliary reactor for use with a reformer reactor having at least one reaction zone, and including a burner for burning fuel and creating a heated auxiliary reactor gas stream, and heat exchanger for transferring heat from auxiliary reactor gas stream and heat tr...
01/17/2006
6968791Oxygen-enriched co-firing of secondary fuels in slagging cyclone combustors
A method for operating a cyclone combustor having first and second burners in communication with a barrel includes: feeding a stream of a primary fuel and a primary oxidant having a first oxygen concentration into the first burner; feeding a stream of a secondary fu...
11/29/2005
6908303Premixed air-fuel mixture supply device
A premixed air-fuel mixture supply device is joined to a combustor liner included in a combustor for a gas turbine or an aircraft engine. The premixed air-fuel mixture supply device has a pilot fuel injection unit having an inner wall, and a prevaporizing, premixing...
06/21/2005
6862877Gas turbines
A biomass fuel combustor for use in the pressurized combustion comprising of biomass fule particles to produce a pressurized exhaust gas, the combustor comprising: a cyclonic combustion chamber having a combustion region and first and second fuel inlets, the first i...
03/08/2005
6843648Method and device for the autocombustion of oily organic waste,comprising a tangential heating furnace
The present invention relates to a method and to a device intended for spontaneous combustion of a fuel comprising organic, vegetable or mineral materials, the device comprising a combustion chamber, at least one fuel injection means, at least one air inlet, hot fum...
01/18/2005
6752620Large 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 secondary oxidant pipe is internal to the fuel pipe creating a fuel conduit. ...
06/22/2004
6736635Combustor for exhaust gas treatment
The present invention provides a burner for use in a combustion-type waste gas treatment system for combusting waste gases emitted from semiconductor manufacturing system, particularly, a deposition gas containing SiH4 and a halogen-base gas, simultaneous...
05/18/2004
6270338Method for operating a premix burner
The object of the invention is to provide a method for operating a premix burner which has improved operational reliability and functioning during certain types of operation. In addition, it is intended to specify a corresponding premix burner for carryin...
08/07/2001
6263676Burner having a frame for operating an internal combustion machine
A burner for operating an internal combustion machine, a combustion chamber of a gas turbine group or firing installation is described, having at least two hollow half truncated-cone shaped bodies which are assembled within one another in such way that th...
07/24/2001
6237512Waste liquid incinerator and method of incinerating waste liquid
An incinerator for waste liquid comprises a container, a burner and an atomizer. An incineration chamber is defined inside the container. The incineration chamber has upper and lower sections, and the container has a vent adjacent to the upper section of ...
05/29/2001
6141954Premixing fuel injector with improved flame disgorgement capacity
A premixing fuel injector for an industrial gas turbine engine includes an axially extending centerbody (58) and a pair of radially offset scrolls (18) bounding a mixing chamber (24). The leading end (28) of each scroll cooperates with the trailing end (3...
11/07/2000
6138588Method of operating a coal-fired furnace to control the flow of combustion products
A method of operating a pulverized coal-firing furnace is provided which includes injecting air from an upper compartment generally in opposition to a swirling fireball. The method also provides the step of sensing a temperature characteristic of one side...
10/31/2000
6120281Combustion method utilizing tangential firing
A combustion method in which a coal/primary air mixture is discharged from burners located in the corners of the furnace towards an imaginary circle disposed in the center of the furnace. Air is discharged from air nozzles also located in the corners of t...
09/19/2000
6089855Low NOx multistage combustor
A high efficiency, Vortex Inertial Staged Air (VIStA) combustor provides ultra-low NOX production of about 20 ppmvd or less with CO emissions of less than 50 ppmvd, both at 3% O2. Prompt NOX production is reduced by partia...
07/18/2000
6082273Method for operating a corner burner for a tangential burner system and corner burner for performing the method
In a method for operating a corner burner of a tangential burner system, at least a first air stream of coal dust and primary air is tangentially introduced to a imaginary horizontal circle in the combustion chamber of the tangential burner system via a n...
07/04/2000
6079974Combustion chamber to accommodate a split-stream of recycled gases
A combustion chamber is provided that has a vertically oriented body with an inner surface defining an inner combustion area. A burner is disposed adjacent one end of the body so that the flame of the burner when lit will extend into the combustion area. ...
06/27/2000
6065961Low NOx burner
A gas mixer is provided which is especially suitable for a burner which includes a plurality of parallel supply tubes for a first gaseous reactant passing through a sealed distribution manifold through which a second reactant may be educed into each tube ...
05/23/2000
6036475Cyclonic type combustion apparatus
A cyclonic type combustion apparatus that may be constituted so as to jet out a premixed gas made up of a mixture of a gaseous fuel and air into a cylindrical combustion chamber, from nozzle ports provided on an inside cylinder wall, the combustion appara...
03/14/2000
5968378Fuel plasma vortex combustion system
A combustion system having a combustion chamber having a fuel inlet, a preheating chamber surrounding the combustion chamber, an air inlet for tangentially feeding combustion air to the preheating chamber, the combustion chamber having an elongate slot fo...
10/19/1999
5944503Low NOx floor burner, and heating method
Heating fluid in a chamber comprising a floor or ceiling and an upwardly or downwardly extending heat receiving wall by positioning a vortex burner substantially at or above the chamber floor in proximity to the heat receiving wall, delivering fuel and ai...
08/31/1999
5921766Burner
In a burner of the double-cone design for burning liquid (12) and gaseous fuels (16), the at least two sectional cone bodies (1, 2) overlap at least partly, the overlap angle (δ) increasing in the direction of flow of the burner, and the distance between...
07/13/1999
5899172Separated overfire air injection for dual-chambered furnaces
A separated overfire air injection system particularly suited for use in a fossil fuel-fired steam generating power plant and more specifically to a sixpoint separated overfire air tangential firing system employed in such power plants, particularly those...
05/04/1999
5888059Combustion apparatus
An apparatus for burning crude oil has a conduit (12) without a flow restriction orifice and which receives oil to be burned. The conduit (12) has a plurality of inclined nozzles (28) which are also arranged about the longitudinal axis of the bore (30) so...
03/30/1999
5861600Fuel plasma vortex combustion system
A combustion system having a combustion chamber having a fuel inlet, a preheating chamber surrounding the combustion chamber, an air inlet for tangentially feeding combustion air to the preheating chamber, the combustion chamber having an elongate slot fo...
01/19/1999
5807097Cone burner
The object of the invention is to provide a novel cone burner for gaseous and/or liquid fuels which has a reduced NOx and CO emission. According to the invention, this is achieved in that the sectional cone bodies (1, 2) have a common outlet diffuser (27)...
09/15/1998
5766000Combustion chamber
A combustion chamber has a vertically oriented body with an inner surface defining an inner combustion area. A burner is disposed adjacent one end of the body so that the flame of the burner when lit will extend into the combustion area. An annular insert...
06/16/1998
5755165Coal firing device
An improvement of a coal firing device applied to coal gasifiers, boilers for power generation, etc. On the inner walls of a ceiling portion (4) of a firing furnace (3) and of a throat portion (2) thereabove, and of a diffuser portion (6) further thereabo...
05/26/1998
5738509Premix burner having axial or radial air inflow
In a premix burner (18) having axial or radial air inflow, in which premix burner (18) the combustion air (15) flows out of a plenum (27), arranged before or around the burner (18), into the burner (18) and fuel (12, 13) is mixed with it on the way throug...
04/14/1998
5738508Burner
In a burner (1) for heat generation, the inflowing air (4) is first of all directed into a hollow conical swirl generator (3) which is surrounded by a mixing tube (2). This swirl generator (3) tapers in the direction of flow in such a way that a hollow co...
04/14/1998
5674066Burner
The invention relates to a burner (1) which is operated with a lean gas (8) (LBTU gas) and comprises at least two hollow, conical partial bodies (2, 3) which are nested in one another in the direction of flow. By offsetting the longitudinal axes of symmet...
10/07/1997
5586878Premixing burner
In a premixing burner of the double-cone design for operating an internal combustion engine, a combustion chamber of a gas-turbine group, or a firing plant, having a high-pressure atomization nozzle (3), arranged at the cone apex, for atomizing liquid fue...
12/24/1996
5562441Burner
In a burner (100) which essentially comprises at least two hollow, conical sectional bodies (101, 102) nested one inside the other in the direction of flow, the respective longitudinal symmetry axes (101b, 102b) of the sectional bodies (101, 102) run mutu...
10/08/1996
5489203Method of operating a premixing burner
A premixing burner (X) which consists essentially of at least two hollow partial bodies (1, 2), which are positioned one above the other and whose center lines (1b, 2b) extend offset relative to one another in the longitudinal direction of the partial bod...
02/06/1996
5462430Process and apparatus for cyclonic combustion
A process and apparatus for cyclonic combustion with ultra-low pollutant emissions and high efficiency wherein a fuel and primary combustion air mixture is tangentially injected into a reducing primary combustion zone of a cyclonic combustor. The primary ...
10/31/1995
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