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7756591 System for optimizing oxygen in a boiler  
A method and apparatus for optimizing air flow to a boiler of a power generating unit using advanced optimization, modeling, and control techniques. Air flow is optimized to maintain flame...
7752983 Method and apparatus for plasma gasification of waste materials  
A method and apparatus for plasma gasification of waste materials consisting of organic and inorganic portions is provided which includes a refractory-lined reactor vessel, a feeder mechanism, and...
7753678 Method and apparatus for producing charcoal  
Apparatus for batch processing source material into charcoal in a battery of kilns, each of which use forced convection of process gases through the source material to shorten the process cycle...
7743717 Apparatus for conveying solid waste to a furnace  
An apparatus for conveying solid waste to a furnace includes an opening to an elongated channel into which waste material is received and an outlet open to the furnace. A reciprocating ram with a...
7739966 Device and method for the combustion of granular, solid fuel  
This invention relates to a device (3) for the combustion of granular, solid fuel, for example pellets and the like, comprising; a combustion chamber (16), an air inlet (24) for feeding air to the...
7739968 System, apparatus and method for combustion of metals and other fuels  
A system, apparatus and method for the combustion of metals and other fuels are provided. The system can include: a fuel combustion apparatus including a combustor having a combustion chamber for...
7739967 Pulverized solid fuel nozzle assembly  
A pulverized solid fuel nozzle assembly 34 includes a fuel feed pipe 38 and a nozzle tip 36 pivotally secured relative to the fuel feed pipe 38. The fuel feed pipe 38 includes a generally...
7740026 Thermal storage type gas treating apparatus  
A thermal storage type gas treating apparatus has a high sealing performance while achieving a simple apparatus construction. The thermal storage type gas treating apparatus includes a valve...
7735434 Multiple-hearth furnace  
The inventive multi-level furnace comprises a furnace wall delimiting a cylindrical space having a vertical axis, a plurality of beds defining the levels inside said cylindrical space and at least...
7735435 Apparatus for cleaning a smelt spout of a combustion device  
A cleaning apparatus for cleaning a smelt spout of a boiler is provided. The boiler includes a boiler wall defining an outlet port for discharging molten smelt and the smelt spout is positioned...
7736603 Thermal waste recycling method and system  
A system for thermally recycling waste, for example whole used tyres (P) and fractionated waste; includes a first thermal pyrolysis column, having a first thermal base from which combustible gases...
7731780 Apparatus and process for preparing sorbents for mercury control at the point of use  
A system for treating a contaminated gas stream is provided that includes a comminution device 204 operable to effect size reduction of a plurality of sorbent particles and form a plurality of...
7731912 Evaporator/calciner  
Disclosed herein is provided an evaporator/calciner in which hazardous materials, such as radioactive liquids, are converted into chemically stable, solid forms by evaporating, drying and...
7731781 Method and apparatus for the enhanced removal of aerosols and vapor phase contaminants from a gas stream  
The invention provides methods and apparatuses for removing aerosols and, in some cases, vapor phase contaminants, such as mercury, from a gas stream. One method is directed to the removal of...
7727307 Method for removing mercury from flue gas after combustion  
A method of removing mercury from flue gases from combustion plants, such as for example power plants or waste incineration plants, is achieved in which mercury-containing flue gases are brought...
7726249 Apparatus and method for isolating zones of an industrial furnace  
This invention relates to an apparatus and a method for at least partially isolating a zone of an industrial furnace. The apparatus includes a hanger block and a hanger clamp. The method includes...
7721661 Apparatus for combustion of biofuels  
A heating apparatus for the combustion of highly variable biofuel feed stocks is generally provided. The apparatus generally includes a combustion chamber or burn box adapted to receive a...
7717701 Pulverized solid fuel burner  
A burner includes a first oxidant conduit to transmit a first stream of an oxidant; a solid fuel conduit having an outtake and surrounding the first oxidant conduit, thereby forming a first...
7717046 High pressure dry coal slurry extrusion pump  
A system for providing highly pressurized raw fuel to a pressure reactor. The system includes an inlet for receiving the raw fuel and a roller system communicating with the inlet. The roller...
7717702 Direct sidewall vent system  
A direct sidewall vent system between a fuel-burning appliance in a first space and an external atmosphere, through a wall between the first space and external atmosphere. The direct sidewall vent...
7717704 Wire mesh burner plate for a gas oven burner  
A wire mesh burner plate for use in large, gas burners for large ovens is comprised of spaced-apart wire mesh plates. The spacing between the wire mesh plates defines an air/fuel mixture space....
7713503 Sorbents and sorbent composition for mercury removal  
A system for removing mercury from combustion gas. The system includes a combustion device, a stack, and a duct system that couples the combustion device to the stack. The system further comprises...
7708964 Oil shale derived pollutant control materials and methods and apparatuses for producing and utilizing the same  
Pollution control substances may be formed from the combustion of oil shale, which may produce a kerogen-based pyrolysis gas and shale sorbent, each of which may be used to reduce, absorb, or...
7708007 Door assembly for home appliance, electric oven using the same, and method for operating electric oven  
A door assembly for a home appliance includes a door that opens and closes a heating chamber. The door may include a first plate and a second plate, the first and second plates forming a first air...
7708556 Bulk-material cooler for cooling hot material to be cooled  
The aim of the invention is to design a bulk-material cooler, particularly one for cooling cement clinker, which operates according to the walking floor principle, so that its cooling grate can be...
7703403 System and method for recomposing ammonia from fly ash  
A system and method for decomposing ammonia from fly ash contaminated with ammonia is provided which includes maintaining the temperature of a bed of ammonia-contaminated fly ash at a...
7700047 System and method for treatment of hazardous materials, e.g., unexploded chemical warfare ordinance  
Systems and methods for treating hazardous materials are disclosed. One exemplary implementation provides a system for rendering chemical weapons materiel less hazardous. This system includes a...
7700898 Heat treatment equipment and method of driving the same  
Heat treatment equipment and a method of driving the same are provided. The heat treatment equipment includes: a process tube having an aperture at one side thereof; a sealing unit for opening or...
7694432 Method for dehumidification  
The present invention concerns a method and apparatus for dehumidifying, drying or the like of different materials. The invention is developed primarily for dehumidification of sewage sludge (7),...
7695669 Method of reutilization and method of shaping of waste plastic  
The present invention provides a method of reutilization and method of shaping of waste plastic which reduces the amount of volatile ingredients and oil cake* to extents preferable as materials...
7694636 Furnace  
A furnace includes: a furnace housing; a perforated tray mounted in the furnace housing; and a stirring rod disposed rotatably on the perforated tray. The stirring rod has top and bottom ends, two...
7694637 Method and apparatus for a simplified primary air system for improving fluid flow and gas mixing in recovery boilers  
This invention improves gas mixing and combustion, gaseous fluid flow and control of the char bed in recovery boilers burning black liquor or soda liquor, requires fewer primary air ports than...
7695276 Furnace, its method of operating and control  
The present invention relates to a furnace (10), its method of operation and control. The invention overcomes problems associated with existing furnaces by improving the recovery rate of waste...
7691344 Oil reconversion device for waste plastics  
An oil reconversion devices 1a and 1b for waste plastics which thermally crack a waste plastic Ro by heating it and converts a generated cracker gas Gr into oil by cooling it, equipped with a...
7686011 Compact window heating unit utilizing pelletized fuel  
The invention relates to heating units mounted on a window of an existing building. Flue gases are expelled outside of the building without the need for wall modifications or an extra chimney. The...
7685949 Feeding door of heat treatment furnace  
A feeding door of a heat treatment furnace comprises a box, at least a starter, and a door plank. The door plank is pivotally coupled with the front side of the box. The door plank is consisted of...
7681508 After-air nozzle for two-stage combustion boiler, and a two-stage combustion boiler, boiler and combustion method using the same  
An after-air nozzle capable of reducing NOx and CO and a boiler equipped with such a nozzle are provided The after-air nozzle has a vena contracta such that an outside diameter of a flow passage...
7682231 Exhaust fan assembly  
An exhaust fan assembly is provided for expelling contaminated air from a building. The assembly includes a plenum, a fan assembly attached to the plenum, and a windband mounted on top of the fan...
7677882 Smokeless liquid dual-phase burner system  
The smokeless liquid two-phase burner system of the present invention relates to a method and apparatus for burning a wide variety of flammable liquids using an integrated burner system. The...
7677185 Method and system for treating chemical waste  
The invention is a system and method for neutralizing fluid chemical waste products that result from a chemical production process and are collected from the production line. The invention...
7677007 Interlocking insulating firebrick  
A structural configuration for rapidly assembling walls and linings of insulating firebricks and prefabricated insulating modules that aligns the bricks or modules during assembly with grooves and...
7669535 Boiler gas flow distribution fin apparatus and method  
A boiler gas flow distribution fin includes an elongated flow distribution fin protruding from a back wall of a flow distribution channel into a hot gas flow path from a boiler combustion chamber....
7670575 Method and device for treating anode slime  
The method and furnace according to the invention enable a continuous processing of anode slime and are particularly suited to be connected to a process where anode slime is treated by...
7669348 Apparatus, method and system for treating sewage sludge  
An apparatus, method and system is provided for treating sewage sludge by heating the same in a container to drive off pathogens and/or pasteurize the sewage sludge while the material is tumbled...
7665407 Cyclonic plasma pyrolysis/vitrification system  
The present invention relates to a cyclonic plasma pyrolysis/vitrification system pyrolyzing and vitrifying waste materials into exhaust gas and slag using a plasma torch. The plasma torch...
7665458 Overfire air tube damper for boiler and method for regulating overfire air  
A damper and overfire air duct in a combustion system having a combustion structure defining a flue gas passage, the damper and overfire air duct including: an inlet to the overfire air duct and...
7665406 Apparatus and method for combustion  
To enable a burnpot for a corn burning stove to be continuously operated, the burnpot has an openable bottom with at least a first and second position, one of said at least fist and second...
7665408 Solid fuel burner, burning method using the same, combustion apparatus and method of operating the combustion apparatus  
A solid fuel burner using a low oxygen concentration gas as a transporting gas of a low grade solid fuel such as brown coal or the like and a combustion method using the solid fuel burner are...
7661376 System for producing energy at a pulp mill  
A spent liquor recovery boiler system including a boiler having a water/steam circulation system with superheaters and a furnace for recovering energy and chemicals from spent liquor combusted...
7658167 Fluidized-bed device with oxygen-enriched oxidizer  
The invention relates to a fluidized-bed device (F1, F2) provided with a hearth (1, 23) equipped with gas mixture feeds called primary feeds, said gas mixture being enriched with oxygen, and said...