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| Number | Title | Issue Date |
| 7399458 | Fired equipment with catalytic converter and method of operating same A fired equipment system and process for operating same is provided that combines stationary industrial burner technology and a catalyst bed that converts pollutants formed during combustion of fuel and air in the burner to yield stack gases that need no further tre... | 07/15/2008 |
| 7343866 | Waste-throughput limiting control Waste-throughput limiting control device (MBR) comprising at least one averaging unit (ME), a waste-throughput limiting controller (MBr) and a minimum unit (MIN). Starting from a waste weight (MG) applied to a charging system of the waste incineration plant and a pr... | 03/18/2008 |
| 7341007 | Balancing damper An apparatus for use in a furnace system to facilitate efficient and complete combustion of coal streams in a carrier gas. The apparatus, capable of being positioned horizontally or vertically in the coal pipes between the grinding mills and the furnace burner, cont... | 03/11/2008 |
| 7318381 | Methods and systems for determining and controlling the percent stoichiometric oxidant in an incinerator Methods and systems for measuring and controlling the percent stoichiometric oxidant in the pyrolyzing section of incinerators are provided. The methods and systems rely on measurements of the oxygen concentration and temperature of the gases within the pyrolysis se... | 01/15/2008 |
| 7273510 | Arrangement and method for tapping a molten phase from a smelting furnace The invention relates to an arrangement (1, 12, 16) for continuously tapping a molten phase, such as matte, from a smelting furnace, such as a flash smelting furnace, said arrangement comprising a matte tapping hole (5) provided in the furnace wall for... | 09/25/2007 |
| 7237574 | Controlled dispersion multi-phase nozzle and method of making the same A nozzle design and method for designing such a nozzle being adapted for three phase slurry flow from the choke into the flash tank during pressure let-down in autoclave mining operations that uses a selection of the expansion ratio in the choke to select a nozzle d... | 07/03/2007 |
| 7161678 | Systems and methods for determining the existence of a visible plume from the chimney of a facility burning carbon-based fuels Excess oxygen in the combustion process of a facility that bums carbon-based fuels may cause a visible plume in the atmosphere at the stack of the facility. Traditional optical based opacity monitors may be unable to detect this plume or the plume may form at a loca... | 01/09/2007 |
| 7063027 | Air curtain incinerator A self-contained, transportable air curtain incinerator for combustion of low calorific value waste comprises a transportable frame supporting a firebox, a fuel supply tank, a fuel-burning electric power generator in communication with the fuel supply tank, at least... | 06/20/2006 |
| 6959654 | Gasifier system and method A solid fuel fed combustor method having a first chamber portion with an inlet feeding a metered amount of a solid fuel to a first burner stage having a first traveling conveyor firebelt. A metered amount of air is introduced in progressively increasing proportions ... | 11/01/2005 |
| 6945179 | Ammonia removal from fly ash An apparatus for the application of heat to remove ammonia compounds from fly ash is disclosed. The apparatus includes a source of fly ash comprising particulates having ammonia compounds affixed to the fly ash particulates, a heating chamber including a treatment b... | 09/20/2005 |
| 6915750 | Plasma reactor-separator The invention relates to arc-heating plasma reactors for simultaneous making of refractory, metal and non-metal material melt and sublimates having a high degree of a melt viscosity and can be used in cement, chemical industries and metallurgy. The aim of the presen... | 07/12/2005 |
| 6909495 | Emissivity probe An emissivity probe for measuring reflected energy from interior wall surfaces of large scale boilers. The emissivity probe uses a pair of light guides which respectively receive light energy from the interior of the boiler and that reflected off a wall surface. Usi... | 06/21/2005 |
| 6909816 | Sensing system for detection and control of deposition on pendant tubes in recovery and power boilers A system for detection and control of deposition on pendant tubes in recovery and power boilers includes one or more deposit monitoring sensors operating in infrared regions and about 4 or 8.7 microns and directly producing images of the interior of the boiler. An i... | 06/21/2005 |
| 6886476 | Vertical refuse incinerator for incinerating wastes and method for controlling the same In a vertical refuse incinerator for incinerating wastes according to the present invention, an incinerator body 1 is made up of an upper cylindrical part CP and a lower funnel part FP covered by a cooling case, and an exhaust gas mixing device 4 promo... | 05/03/2005 |
| 6859285 | Optical observation device and method for observing articles at elevated temperatures An optical system for viewing hot objects is disclosed. The system projects electromagnetic radiation to the part surface and detects the reflected portion. Based on wavelength and/or modulation of the applied illumination, the surface characteristics of the part ca... | 02/22/2005 |
| 6848375 | Method and device for combustion of solid fuel This invention relates to a method and device for converting energy by combustion of solid fuel, especially incineration of bio-organic fuels and municipal solid waste to produce heat energy and which operates with very low levels of NOx, CO and fly ash, ... | 02/01/2005 |
| 6848373 | Method of monitoring heat flux and controlling corrosion of furnace wall tubes In a method of measuring heat flux and corrosion in a furnace, pairs of thermocouples are attached to the back side of the furnace wall. One thermocouple of each pair is attached to a tube and the second thermocouple is attached to a web connected to that tube. A te... | 02/01/2005 |
| 6807913 | System and method for decongesting a waste converting apparatus A plurality of fluxing agent inlets are provided at the lower part of a waste processing chamber to enable the direct application of fluxing agents to deposited “unprocessed solids” and/or to liquid products of high viscosity therein. Means are provided for sens... | 10/26/2004 |
| 6752093 | Method for operating a refuse incineration plant A method for operating a refuse incineration plant and to a regulating system, in which, after the fire has been fanned, the generation of heat is made more uniform by regulating at least one of the following operating parameters: refuse metering; residence time on ... | 06/22/2004 |
| 6712012 | Control system for an incineration plant, such as for instance a refuse incineration plant A control system for an incineration plant, comprising an incineration furnace with a combustion path along which the material to be burned is transported, air supply means, a steam generator, and control means with a steam controller and an oxygen controller which,... | 03/30/2004 |
| 6713437 | Pressure heat treatment apparatus employed for preparing oxide superconducting wire The method of preparing an oxide superconducting wire comprises steps of preparing a wire by coating raw material powder for a Bi—Pb—Sr—Ca—Cu—O based oxide superconductor including a 2223 phase with a metal and heat treating the wire in a pressurized atmos... | 03/30/2004 |
| 6675726 | System for determining process parameters relating to thermal processes such as, for instance, waste incineration The invention relates to a system for thermal combustion processes of matter such as, for instance, waste incineration. The system comprises a computer for measuring parameters of the combustion of the matter, wherein use, matter, such as for instance was... | 01/13/2004 |
| 6644222 | System for continuous thermal combustion of matter, such as waste The system for continuous thermal combustion of matter, such as waste, comprises an incinerator, air supply means for supplying heated air to the incinerator, and a steam generator for generating steam on the basis of heat generated in the incinerator. Th... | 11/11/2003 |
| 6553924 | Co-combustion of waste sludge in municipal waste combustors and other furnaces A system and method for treating, injecting and co-combusting sludge in a municipal waste or other solid fuel combustor. The system includes a sludge receiving and treatment module and a sludge injection and combustion module. The sludge is received and s... | 04/29/2003 |
| 6532768 | Process for the vitrification of a pulverulent material and apparatus for implementing the process The present invention relates to a vitrification process for a pulverulent material and an apparatus for implementing said process. The process consists in introducing the pulverulent material into the fusion area of a furnace via injection means, where i... | 03/18/2003 |
| 6499412 | Method of firebox temperature control for achieving carbon monoxide emission compliance in industrial furnaces with minimal energy consumption The present invention provides a novel method of controlling the incineration temperature of industrial waste incineration processes such that the incineration emissions products comply with governmental regulations and operating and capital costs are min... | 12/31/2002 |
| 6435113 | Incineration apparatus and method which suppress generation of dioxins A method for decreasing the concentration of a chlorinated aromatic compound in the exhaust gas from a combustion furnace. The exhaust gas from the combustion furnace is passed through a bag filter. The concentration of the chlorinated aromatic compound i... | 08/20/2002 |
| 6401633 | Closed cycle waste combustion An apparatus for treating organic waste material characterized by high ash content is disclosed. The apparatus includes a slagging combustor for burning the organic waste material to produce a slag of molten inorganic ash and exhaust gases, a cooler for r... | 06/11/2002 |
| 6360680 | Method of operating a furnace based upon electrostatic precipitator operation A method is provided for controlling the operation of a furnace. A furnace generally includes a boiler having a combustion zone, a plurality of burners burning a mixture of fuel and air in the combustion zone producing a gaseous by-product, and an electro... | 03/26/2002 |
| 6346220 | Waste plastic dechlorination apparatus A waste plastic dechlorination system comprises a dechlorination furnace 1 for heating and thermally decomposing waste plastics, and a rotating cutter 4 provided in the dechlorination furnace 1. A pressure gauge 9, a flow meter 10 and an exhaust pump 12 a... | 02/12/2002 |
| 6338306 | Ash handling system An apparatus and method is provided for discharging ash from a plurality of fossil-fuel boiler hoppers through actuator opened gate valves by opening only selected gate valves during a given discharge cycle and bypassing other hoppers. The time required t... | 01/15/2002 |
| 6338305 | On-line remediation of high sulfur coal and control of coal-fired power plant feedstock The present invention makes possible the economic and environmental use of high sulfur coal by removing the sulfur at the power generating plant. This process reduces the risk of fire, explosion, and freezing in storing and transporting reclaimed, ground ... | 01/15/2002 |
| 6332408 | Pressure feedback signal to optimise combustion air control A novel method of combustion air control for multiple burner furnaces, whereas a pressure transducer is located in the air piping downstream of each zone air flow control device. The pressure transducer sends a feedback signal to a pressure control loop t... | 12/25/2001 |
| 6295937 | Intake/exhaust type combustion equipment An intake/exhaust type combustion equipment capable of permitting oxygen in a proper amount required for stable combustion to be constantly fed to the combustion equipment, irrespective of outdoor air conditions. An intake air temperature detection sensor... | 10/02/2001 |
| 6279493 | Co-combustion of waste sludge in municipal waste combustors and other furnaces A system and method for treating, injecting and co-combusting sludge in a municipal waste or other combustor is disclosed. The system includes a sludge receiving and treatment module and a sludge injection and combustion module. The sludge is received and... | 08/28/2001 |
| 6279494 | Method and apparatus for operation control of melting furnace An operation control method and apparatus are provided for a melting furnace 1 having a supply opening 2 for incineration ash 6, a discharge opening 3 for molten slag 7, and a heat source 9 for applying an amount of heat to the supplied incineration ash. ... | 08/28/2001 |
| 6276286 | Compression device for feeding a waste material to a reactor A compression device for feeding a waste material to a reactor includes a waste material feed assembly having a hopper, a supply tube and a compression tube. Each of the supply and compression tubes includes feed-inlet and feed-outlet ends. A feed-dischar... | 08/21/2001 |
| 6273009 | Method for automatized combustion and combustion apparatus A method for automatized combustion of solid fuel in a combustion apparatus which comprises a burner with a device, which is rotatable about the center axis of the burner for stirring the fuel in the burner which is connected to a boiler and has a feeding... | 08/14/2001 |
| 6234091 | Feed chute apparatus for gravity feeding tires and other materials in to a rotating kiln A feed chute apparatus for injecting fuel into a rotating cement kiln by gravity. The apparatus, which is positioned adjacent to a cement kiln and supported at an angle of inclination sufficient to allow tires or other combustible materials to be gravity ... | 05/22/2001 |
| 6220190 | Water-cooled oscillating grate system An integral water-cooled, air permeated, vibrating grate system for combusting biomass and other fuels in a boiler includes a grate top surface having air-flow apertures extending therethrough. The grate top surface is supported by a plurality of water-co... | 04/24/2001 |
