Class 110/205 - Air supply means

Subclass of Class 110 - Furnaces
Definition: Apparatus provided with means for introducing air into the
No. of applications: 20
Last issue date: 11/10/2011

Application No.	Application Title	Issue Date
20110271881	METHODS, COMPOSITIONS, AND BURNER SYSTEMS FOR REDUCING EMISSIONS OF CARBON DIOXIDE GAS INTO THE ATMOSPHERE A method of preparing an oxidant stream comprising: burning a combustion mixture comprising (a) one or more fuel composition and (b) oxidant comprising a first oxygen content of about 10 mole % or more and a first carbon dioxide (CO₂) gas content of about 68 ...	11/10/2011
20110259253	STEPPED FLOOR FOR SOLID FUEL BOILERS A design and method of operation for the floor of solid fuel boilers is described. The combustion region includes a stepped-floor that improves combustion in the lower furnace. In some embodiments, the fuel is moved between the steps of the floor by a gas, rather than b...	10/27/2011
20110232544	Oxycombustion Circulating Fluidized Bed Reactor, Method of Operating Such a Reactor and Method of Upgrading a Circulating Fluidized Bed Reactor An oxycombustion circulating fluidized bed reactor includes a reactor chamber, and a gas distribution arrangement provided in the bottom section of the reactor chamber for introducing gas into the reactor chamber. A windbox chamber having gas introduction nozzles introd...	09/29/2011
20110132243	METHOD AND APPARATUS OF CONTROLLING EXHAUST GAS IN OXYFUEL COMBUSTION BOILER In an apparatus of controlling an exhaust gas in an oxyfuel combustion boiler having the boiler 4 provided with burners 6 and a two-stage combustion port 7, a primary recirculation line 12 through which pulverized coal obtained by a mill 3...	06/09/2011
20110083594	METHOD AND APPARATUS OF CONTROLLING OXYGEN SUPPLY IN OXYFUEL COMBUSTION BOILER Provided are a method and an apparatus of controlling an oxygen supply in an oxyfuel combustion boiler capable of attaining stable oxyfuel combustion even when properties of coal are changed. A boiler-brought-in oxygen density is obtained when coal with a fuel ratio mea...	04/14/2011
20110073020	Oxyfuel Combustion Boiler Plant An oxyfuel combustion boiler plant comprising: an air separation unit for manufacturing oxygen by separating nitrogen from air, a boiler having a burner for burning the oxygen supplied from the air separation unit and pulverized coal, and a primary system pipe for suppl...	03/31/2011
20110073022	PRIMARY OXIDANT FEED TO OXY-FIRED CIRCULATING FLUIDIZED BED (CFB) A system for feeding a primary oxidant to an oxy-fired circulating fluidized bed (CFB) boiler. The system includes a plurality of bubble cap assemblies each comprising a stem and a bubble cap with at least one exit hole, each bubble cap connected via a stem to at least ...	03/31/2011
20110011315	Oxyfuel Boiler and Control Method for Oxyfuel Boiler An oxyfuel boiler structured so as to mix oxygen separated from air with a part of exhaust gas branched from exhaust gas discharged from the boiler for generating vapor and supplying to a vapor demand facility by burning coal fuel, and supply the mixed gas to the boiler...	01/20/2011
20110000406	Oxycombustion Circulating Fluidized Bed Reactor and Method of Operating Such a Reactor An oxycombustion circulating fluidized bed reactor includes a reactor chamber and a gas distribution arrangement provided in a bottom section of the reactor chamber for introducing gas into the reactor chamber. The gas distributor arrangement includes a first gas feedin...	01/06/2011
20100107940	Oxyfuel Boiler System and Method of Controlling the Same The oxyfuel boiler system comprises: an oxygen generator; a coal mill; a burner to burn pulverized coal; an after-gas port to which oxygen generated at the oxygen generator is supplied; a boiler provided with the burner and the after-gas port on its wall; a flue introdu...	05/06/2010
20100101462	Oxyfuel Boiler and a Method of Controlling the Same An oxyfuel boiler 1 is equipped with an oxygen separation apparatus 23 to produce oxygen by separating oxygen from the air, a recirculation fan 26 to supply a portion of combustion flue gas branched from the combustion flue gas discharged from the b...	04/29/2010
20100077944	COMBUSTION SYSTEM WITH PRECOMBUSTOR A precombustor having a chamber having a first end and a second end, and an inlet configured to deliver a substantially parallel flow of solid fuel surrounded by oxygen at the first end. The first end further includes a recirculation step and the second end fluidly comm...	04/01/2010
20100077942	OXY/FUEL COMBUSTION SYSTEM WITH LITTLE OR NO EXCESS OXYGEN The disclosure includes a combustion system including a primary reactor arranged and disposed to receive a solid fuel and a first oxygen stream and deliver a first substantially gaseous product and a substantially solid or molten product, a secondary reactor in fluid co...	04/01/2010
20100077941	OXY/FUEL COMBUSTION SYSTEM WITH MINIMIZED FLUE GAS RECIRCULATION This disclosure includes a system and method of controlling fuel combustion including providing a system, measuring a property, and providing oxygen and fuel in response to the property. The system includes a furnace arranged and disposed to receive fuel and oxygen and ...	04/01/2010
20100031859	Combustion Installation A combustion installation comprising a combustion device for combustion of a fuel and an oxygen-containing gas to a combustion gas and a method for such combustion is described. A nozzle means is arranged for injection of the fuel into the combustion device and a membra...	02/11/2010
20090293782	METHOD OF AND SYSTEM FOR GENERATING POWER BY OXYFUEL COMBUSTION A method of generating power by oxyfuel combustion. Carbonaceous fuel and oxidant gas are fed into a furnace. In a first operating mode, the oxidant gas includes a stream of substantially pure oxygen conveyed from an oxygen supply for combusting the fuel with the oxygen...	12/03/2009
20090277363	Oxyfuel Boiler System and Method of Retrofit of Air Fired Boiler to Oxyfuel Boiler An oxyfuel boiler system, comprising: an oxygen generator to separate oxygen from air; a coal supply unit to dry and pulverize coal; a burner having a fuel feed path for feeding pulverized coal supplied from the coal supply unit and an oxidizer feed path for feeding oxi...	11/12/2009
20090272300	METHOD AND APPARATUS FOR CONTROLLING COMBUSTION IN OXYGEN FIRED BOILER Provided are a method and an apparatus for controlling combustion in an oxygen fired boiler which are easily applicable to an existing air fired boiler for easy and stable control of the combustion. Oxygen with a setting amount in accordanc...	11/05/2009
20090120338	Process and Apparatus for Low-NOx Combustion The invention relates to a process and an apparatus for low-NOx combustion with at least one burner (5) using fuel and oxidizing agent and/or furnace off-gases and/or carbon dioxide and/or steam. The low-NOx combustion according to the invention can be used in co...	05/14/2009
20080223266	Wood fired boiler A bio-mass fueled boiler operating at delivered efficiencies in excess of 90%. Pre-heated, pressurized primary combustion air is supplied to a primary burn chamber via horizontal and vertical orifice containing conduits. Exhaust gases are directed past a reflective seco...	09/18/2008

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Class 110/205 - Air supply means