SEARCH:      Monitor Keywords |  Custom RSS

Furnaces April category listing, related patent applications 04/10

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 boiler to the oxyfuel boiler 1, a temperature... Agent: Crowell & Moring LLP Intellectual Property Group

20100101463 - Combustion air system for recovery boilers, burning spent liquors from pulping processes: An arrangement is disclosed for supplying an air jet form to the furnace of a recovery boiler, where the furnace has a front wall, a rear wall and side walls. Black liquor spraying devices are disposed on the furnace walls on one or several levels of the furnace. A plurality... Agent: Nixon & Vanderhye, PC

20100101464 - Methods for operating a fluidized-bed reactor: A method for operating a fluidized-bed reactor includes introducing an alkali-containing material into a fluidized-bed reactor and introducing hydrous clay into the fluidized-bed reactor, the hydrous clay having a moisture content of at least about 5% by weight. The method further includes heating at least a portion of the alkali-containing... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20100101465 - Method for injecting ballast into an oxycombustion boiler: A method for injecting fuel, oxidant, and ballast into an oxycombustoin boiler is presented.... Agent: Air Liquide Intellectual Property

20100095876 - Coal combustion flue gas filters: A filter assembly comprising a frame and a fabric mounted on said frame, wherein said fabric comprises fibers (F) comprising at least one polymer material (P) selected from the group consisting of a poly(biphenyl ether sulfone), a poly(imide sulfone) and blends thereof, and, passing through said filter assembly, a coal... Agent: Solvay C/o B. Ortego - Iam-nafta

20100089295 - Continuously-fed non-densified biomass combustion system: A combustion system for extracting thermal energy from biomass or other formable fuels that does not require densification or other processing of the biomass prior to combustion. This system continuously feeds the biomass fuel from an auger or other conveyance system while simultaneously causing the biomass fuel to be formed... Agent: Mel Moench

20100083882 - Gasifier and cyclone separator for coal combustion: A direct-fired coal combustion system includes a swirl chamber having an input configured to receive a coal-water slurry and causing the coal-water slurry to mix with discharge air from a compressor to gasify the coal-water slurry and create a synthesis gas. The system also includes a cyclone separator directly coupled... Agent: Cantor Colburn, LLP

20100083883 - Solid fuel boiler assembly: A boiler assembly including primary and secondary combustion chambers includes primary and secondary air controls for controlling combustion air to the chambers respectively. The air controls are operable between open positions to allow combustion in the chambers and a closed position in which the combustion air passages are fully sealed... Agent: Ade & Company Inc.

20100083884 - Method and burner for burning solid fuels: The present invention relates to a burner and to a method for burning solid fuels, which comprises a tube for the supply of a flow of solid fuel; a first chamber that has an inlet and an outlet, the inlet of said chamber being connected to said tube for receiving... Agent: Shlesinger, Arkwright & Garvey LLP

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 combust the fuel and the oxygen to form... Agent: Air Products And Chemicals, Inc. Patent Department

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 communication with the primary reactor, and a furnace... Agent: Air Products And Chemicals, Inc. Patent Department

20100077943 - Combustion system with steam or water injection: A combustion system having a furnace arranged and disposed to receive solid fuel and oxygen and combust the solid fuel and oxygen to form a flue gas. The system includes a heat exchanger arrangement arranged and disposed to receive heat from the flue gas, where the heat exchanger arrangement has... Agent: Air Products And Chemicals, Inc. Patent Department

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 communicates with a furnace.... Agent: Air Products And Chemicals, Inc. Patent Department

20100077945 - Convective section combustion: An oxy/coal combustion system and method include a furnace arranged and disposed to receive and combust a first solid fuel to form a combustion fluid, a convective section having one or more inlet devices, the convective section arranged and disposed to receive and combust a second fuel in the presence... Agent: Air Products And Chemicals, Inc. Patent Department

20100077947 - Method of combusting sulfur-containing fuel: A method of combusting sulfur-containing fuel in a circulating fluidized bed boiler includes the steps of (a) feeding sulfur-containing fuel into a furnace of the circulating fluidized bed boiler, (b) combusting the fuel with oxidant gas consisting essentially of pure oxygen and circulated exhaust gas, so as to form exhaust... Agent: Fitzpatrick Cella Harper & Scinto

20100077946 - Process temperature control in oxy/fuel combustion system: An oxy/fuel combustion system having a furnace arranged and disposed to combust a fuel to form a combustion fluid. The system further includes a convective section having at least one heat exchanger arranged and disposed to exchange heat between the combustion fluid and steam for use in a steam turbine.... Agent: Air Products And Chemicals, Inc. Patent Department