| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 431181000 | Plural feed means extending to common wall opening of furnace | 35 |
| 20090291401 | BURNER - An object of the present invention is to provide a burner such as a two-fluid spray burner which can produce a large amount of combustion exhaust gas with a simple structure, does not cause unburned gas and accidental fire, and furthermore can provide shortened flame and a uniform distribution of the flow rate of the combustion exhaust gas. Accordingly, the burner includes: a cylindrical combustion air passage ( | 11-26-2009 |
| 20100003625 | BURNER WITH MEANS FOR CHANGING THE DIRECTION OF FUEL FLOW - A description is given of a burner for introducing solid, liquid or gaseous fuel to a burning zone of a kiln, such as a rotary kiln for manufacturing cement clinker or the like, said burner comprising a number of substantially concentric ducts ( | 01-07-2010 |
| 20100068666 | Burner the Direction and/or Size of the Flame of Which Can Be Varied, and Method of Implementing It - Burner comprising at least one passage for injecting at least a primary jet, such as a jet of oxidant and/or fuel and/or of a premix of oxidant and fuel, and means of injecting at least one secondary jet of fluid opening into said passage, the interaction between the primary jet and the at least one secondary jet making it possible to vary the direction and/or the size of the flame. Use of said burner for heating a charge with the variable-direction and/or variable-size flame. | 03-18-2010 |
| 20100159409 | NON-CENTRIC OXY-FUEL BURNER FOR GLASS MELTING SYSTEMS - A burner for use in a combustion chamber of a furnace or a forehearth includes a gas delivery member for delivering a gaseous oxidant, a fuel delivery member for delivering a fuel and having a portion disposed at an interior of the gas delivery member and offset from a longitudinal axis of the gas delivery member, and a flange assembly mechanically associated with the gas and fuel delivery members, the flange assembly adapted for rotational movement to releasably secure the gas and fuel delivery members with respect to each other to provide a flame footprint at a select location in the combustion chamber. | 06-24-2010 |
| 20110076630 | Combustion Rotation System for Fuel-Injection Boilers - A combustion rotation system that utilizes the placement, direction, and/or unbalanced fuel injection flow rates to the burners in a fuel-injection power boiler, such as pulverized coal, oil or gas fired boiler, to achieve Inboard/Outboard (I/O) rotation of the combustion mass or other types of mixing of the combustion mass. The over fired air (“OFA”) ports may also be placed, directed, and/or operated to contribute to the rotation of the combustion mass. The fuel-injection combustion rotation system may also be controlled while the boiler is operation, and controlled automatically, through a master control system. The fuel-injection combustion rotation system induces multiple vortex rotation of the combustion mass, which is more efficient and effective than attempting to rotate the entire combustion mass in a single vortex. | 03-31-2011 |
| 20110229836 | BURNER - A burner having an inlet ( | 09-22-2011 |
| 20110256490 | COMBUSTOR ASSEMBLY OF WATER HEATER - A combustor assembly of a water heater, which is provided between an air blower and a burner set to guide air from the air blower to the burner set, includes a first board, a second board and a third board stacked in sequence. Between the first board and the second board there is a first chamber and a first port, and between the second board and the first board there is a second chamber and a second port. The second board and the third board both have apertures. These boards restrict and divide an air flow of the air blower to flow along several paths to increase heat efficiency. | 10-20-2011 |
| 20110294080 | LAMINAR FLOW JETS - A burner head is constructed with adjacent gas delivery tubes of different geometric cross-section shapes which are mechanically held in place radially. The tubes touch in a longitudinal direction at points along their respective inner and outer circumferences so that precise axial alignment whether coaxial or axially offset, is achieved while preserving the necessary laminar gas flow. This configuration greatly speeds the production time which allows economical burners to be produced even when a greater number of faceplate jets is desired. The tube-to-tube contact is also beneficial to the operation of the burner by providing a heat transfer path away from the innermost tube, which prevents overheating. Examples of the simplest geometric tube shapes employed are, for example, a square within a circle, or conversely, a circle within a square. | 12-01-2011 |
| 20130309618 | Laminar Flow Jets - A laminar flow jet for a surface mix gas burner that provides increased stability, adjustability, and control over flame chemistries and characteristics. The present invention utilizes a novel shape, typically created by a tube having a cross-sectional shape and inserting it into a faceplate cutout, or conduit, having another cross-sectional shape. This nesting of one shape inside another promotes laminar gas flow and produces desired effects. Tubes may also be placed under the faceplate provided they maintain fluid communication with the conduits. | 11-21-2013 |
| 20140106285 | Laminar Burner System - A high efficiency laminar flow burner system for proving a stream of heat energy including a supply input module for providing fuel and laminar streams of air to a combustion manifold. The combustion manifold includes an air-fuel mixing system, a stoichiometric unit, and a refractory unit each coupled to one another. A first combustion stream is established at the air-fuel mixing chamber system as fuel exits an injector device at direction perpendicular to the laminar air intake stream. A laminar air intake stream traveling from the supply input module and along the staging passageway passes through a stoichiometric unit body at a plurality of air intakes to meet with the first combustion stream within to define a second combustion stream for introduction from the stoichiometric unit to the refractory unit. The refractory unit thus defines a third combustion stream as the second combustion stream travels across a refractory passageway. | 04-17-2014 |
| 20150086931 | COMBUSTION DEVICE FOR IMPROVING TURNDOWN RATIO - The purpose of the present invention is to provide a combustion device for improving a turndown ratio, which is capable of stably implementing a combusted state in a low-output load region by improving a turndown ratio of a burner. To this end, the present invention provides the combustion device having a premixing chamber ( | 03-26-2015 |
| 431182000 | Duct with air whirling means surrounds disperser | 11 |
| 20080280242 | Coal burner assembly - A burner assembly including a housing having an air inlet, a burner end having an opening, a longitudinal axis extending generally from the air inlet toward the burner end, a motor, an impeller mounted in the housing and being in fluid communication with the air inlet, operatively connected to the motor and adapted to direct air from the air inlet toward the burner end, a coal tube adapted to convey coal toward the burner end, a coal inlet adapted to convey coal to the coal tube, a first bluff body ring, a second bluff body ring and a third bluff body ring mounted at the burner end, a flame bridge disposed between the first bluff body ring and the second bluff body ring, and an igniter mounted in the burner end and being adapted to ignite the air and fuel mixture in the burner end to produce a main flame. | 11-13-2008 |
| 20080299506 | Metallurgical Gas Burner - A steam generator gas burner for burning gases of low calorific value comprises a core air tube, a gas tube arranged coaxially around the core air tube to form a gas flow cross section, at least one further tube element arranged coaxially around the gas tube to form a secondary air flow cross section and first swirlers being arranged in the gas flow cross section. The first swirlers are adjustably arranged to allow for the steam generator gas burner to adjust to varying properties of the combustible gas, in particular a fluctuating calorific value, while taking into consideration the respective ignition intensity. | 12-04-2008 |
| 20090208889 | BURNER - The invention relates to a burner comprising several substantially concentric channels, one (1) of which is arranged outside of all fuel supply conduits and is delimited by two pipes ( | 08-20-2009 |
| 20110136067 | Fuel Insert - A fuel nozzle for imparting swirl to a fuel/fuel-air mixture is provided. The fuel nozzle includes a holding unit and a nozzle insert, wherein the holding unit and the nozzle insert form a flow path and subsequently a swirl chamber, wherein the nozzle insert includes an inlet start and an inlet end. The inlet start and the inlet end are bent in a substantially circular manner such that an unbroken circle is formed, such that a fuel flowing into the swirl chamber has imparted to it a radially inwardly directed circular, in particular spiral movement. A burner and a gas turbine are also provided. | 06-09-2011 |
| 20120115098 | WHIRLWIND-TYPE OXIDATION COMBUSTION APPARATUS FOR PROCESSING SEMICONDUCTOR FABRICATION EXHAUST GAS - A whirlwind-type oxidation combustion apparatus for processing semiconductor fabrication exhaust gas is disclosed. An inlet head is set on the top of an exhaust gas processing tank. An exhaust gas passage is set inside the inlet head and connected to an external exhaust gas supply terminal and the exhaust gas processing tank, for guiding the exhaust gas into the exhaust gas processing tank. An ignition chamber is formed between two partitions outside the exhaust gas passage. The two partitions have multiple inclined holes interconnecting an external combustion gas supply terminal, the ignition chamber, and the exhaust gas processing tank. The inclined holes guide a combustion gas to swirl into the exhaust gas processing tank through the ignition chamber. An igniter in the ignition chamber ignites the combustion gas to form a vortex flame which burns the exhaust gas. The exhaust gas is further caused to swirl onto a water screen. | 05-10-2012 |
| 20130344447 | OIL PREMIX BURNER - An oil premix burner comprising: a combustion element; a burner surface on the outer lateral surface; a distribution chamber below the burner surface; a central oil injection device; a combustion air channel connected to a blower situated upstream as well as an air heat exchanger for the preheating of the combustion air in the area of the burner surface. In each case, the annular space formed between the inner tube and the outer tube of all the double tube elements opens out into an annular-shaped collecting chamber, and the preheated combustion air, starting from the collecting chamber, flows inwards via a swirl-generating device into the area around the oil injection device into the distribution chamber. | 12-26-2013 |
| 431183000 | Row of stationary blades coaxial with disperser whirls air | 5 |
| 20090029302 | System of close coupled rapid mix burner cells - A burner system that utilizes a plurality of single stage rapid mix burner cells which are organized into one or more self-stabilizing matrices. The assemblage combines the advantageous operating characteristics of nozzle mix and premixed type burners and achieves extremely low NO | 01-29-2009 |
| 20140065562 | PREMIX BURNER - This invention relates to a premix burner for operating a heat generator, the burner at least having a swirl generator, a mixing section downstream of the swirl generator and a transition piece for transferring the swirl flow from the swirl generator into the mixing section. The invention further refers to a transition piece for such a premix burner. The transition piece includes an inlet, connected to the swirl generator, an outlet, connected to the mixing tube, and a continuing flow limiting interior contour between said inlet and said outlet, wherein at least in an inlet section said interior contour is curved radially inwards towards the inner diameter of the mixing tube and wherein at the outlet the interior contour is flush with an interior flow limiting contour of the mixing tube. | 03-06-2014 |
| 20150300633 | BURNER TIP AND BURNER - A burner tip having a burner outlet opening includes a burner tip part ( | 10-22-2015 |
| 20150300634 | BURNER TIP AND BURNER - A burner tip ( | 10-22-2015 |
| 431184000 | Pivotally adjustable blades | 1 |
| 20100221673 | SWIRL BLOCK REGISTER DESIGN FOR WALL FIRED BURNERS - A simple, economical and reliable swirl register [ | 09-02-2010 |
| 431185000 | Feed whirling means at wall | 4 |
| 20100279239 | BOILER STRUCTURE - A boiler structure capable of efficiently alleviating or preventing corrosion and slagging on furnace walls in a furnace is provided. A circulating firing boiler structure is configured so that fuel and combustion air supplied into a furnace ( | 11-04-2010 |
| 20130216963 | SWIRLED FUEL INJECTION - A fuel injection duct for a combustion apparatus is provided. The fuel injection duct includes an inlet opening, an outlet opening, and an inner surface, wherein the inner surface exhibits a surface structure imparting a swirl to fuel moving from the inlet opening to the outlet opening, the fuel interacting with the surface structure of the inner surface. The manufacture of the fuel injection duct is easy and cost-effective and imparts a swirl to fuel flowing through the fuel injection duct. | 08-22-2013 |
| 20150140499 | BURNER APPARATUS - The invention provides a burner configured for use with a dryer for drying aggregates, the burner comprising:
| 05-21-2015 |
| 20160252246 | COMBUSTION BURNER FOR BOILER | 09-01-2016 |
| 431186000 | Shiftably mounted disperser; or flame shaper | 1 |
| 20140057217 | Burner - A burner having a secondary air regulator is provided. The secondary air regulator has an end plate having a bored hole penetrating in an axial direction and for forming a cylindrical space with peripheral surface opened in a space with the furnace core side surface of the wind box, a rotary damper having a bored hole penetrating in an axial direction and being capable to open or close the hole on the end plate by rotating in a peripheral direction, a sliding damper for surrounding the cylindrical space and being slidable in an axial direction, air vanes installed at a predetermined distance along circumference of the cylindrical space and for giving swirling to the secondary air, first driving means for rotating the rotary sliding damper, and second driving means for sliding the sliding damper. | 02-27-2014 |
| 431187000 | Feeds discharged coaxially | 8 |
| 20090042154 | BURNER FOR A COMBUSTOR OF A TURBOGROUP - A burner for a combustor of a turbogroup is provided. The burner includes a burner body, an outlet flange, and a plenum which is exposed, or can be exposed, to admission of cooling medium. In order to improve the cooling of the outlet flange, a flow passage and a supply passage are formed. The flow passage and the supply passage are arranged so that the cooling medium from the plenum enters the flow passage, is transferred from the flow passage into the supply passage, and is discharged from the supply passage through holes into a burner interior. | 02-12-2009 |
| 20100009306 | BURNER - A burner capable of producing a low NO | 01-14-2010 |
| 20100323311 | BURNER FOR MANUFACTURING POROUS GLASS BASE MATERIAL - The present invention provides a burner for manufacturing a porous glass base material that has small-diameter gas discharge ports and that achieves uniform linear velocity at the gas discharge ports, a uniform reaction, and a stable flame, and improved deposition efficiency. In the burner for manufacturing a porous glass base material, inner diameters of the pipes forming the gas discharge ports positioned farther inward in a radial direction than the gas discharge ports in which the small-diameter gas discharge port nozzles are arranged contract beginning from a position farther on a burner source side than the prescribed length L position, the contraction being greater closer to a burner tip side, and inner diameters of the pipes forming the gas discharge port in which the small-diameter gas discharge port nozzles are arranged and the gas discharge ports that are positioned farther outward in the radial direction than this gas discharge port contract beginning from a position farther on a burner tip side than the prescribed length L position, the contraction being greater closer to a burner tip side. | 12-23-2010 |
| 20110250553 | Burner nozzle assembly and fuel reformer having the same - A burner nozzle assembly includes: a nozzle plate having an anode off-gas (AOG) nozzle at the center of the nozzle plate and a plurality of oxidation fuel nozzles surrounding the AOG nozzle; and a channel unit coupling the AOG nozzle with an AOG introducer to allow an AOG to flow therebetween and coupling the oxidation fuel nozzles with an oxidation fuel introducer to allow an oxidation fuel to flow therebetween. | 10-13-2011 |
| 20120070788 | ECCENTRIC JET TYPE LOW NOx OXYFUEL BURNER - Disclosed is an eccentric jet type low NO | 03-22-2012 |
| 20140038116 | BURNER AND A FURNACE COMPRISING SUCH A BURNER - Burner for a furnace comprising at least one supply channel for supplying an oxidizing medium and a plurality of peripheral fuel supply channels, wherein the channels have exit openings arranged adjacent each other at a burner end surface for forming during use upon reaction of supplied fuel with supplied oxidizing medium a flame front, wherein the exit openings are asymmetrically arranged with respect to any plane arranged transverse to the end surface of the burner and extending through a burner central axis whereby the distribution of the fuel exit openings and/or the dimension of the fuel exit openings and/or the exit angle of the fuel exit openings and/or the shape of the fuel exit openings are arranged asymmetrically to said any plane, such that during use a flame front is created that is asymmetrical with respect to said any plane. | 02-06-2014 |
| 20150050608 | GAS-AIR MIXING DEVICE FOR COMBUSTOR - Provided is a gas-air mixing device for a combustor which effectively controls the amount of gas and air supplied to a burner provided in a combustor, such as a boiler or a water heater, thus improving the turn-down ratio which leads to increased convenience for using hot water and heat and enhanced durability of the burner. The gas-air mixing device for a combustor comprises: a housing, connected on one side to a turbo fan; a discharge part disposed on one side of the housing and in contact with the turbo fan; first and second air supply parts, provided on the other side of the discharge part and separated by a first partition; first and second gas supply parts, separated by a second partition; and an opening/closing means for controlling the flow of gas and air by opening or blocking the second air supply part and the second gas supply part. | 02-19-2015 |
| 20160076763 | CENTRAL BURNER FOR MULTI-FUEL MULTIPLE LANCE BURNER SYSTEM - The invention relates to a central burner for multi-fuel multiple lance burner systems having a central lance with an inner pipe and an outer pipe. The inner pipe and the outer pipe form an annular clearance duct. A plurality of outer lances are arranged around the central lance. A funnel-like mixing device is provided in the extension of the annular clearance duct in the region of the end of the inner pipe. This funnel-like mixing device has openings in its wall for combustion media to flow through. The outer lances each have a nozzle which has openings along the lateral circumferential area, said openings being arranged asymmetrically. | 03-17-2016 |
