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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...
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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 regulated...
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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 system...
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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...
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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 annulus...
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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. The...
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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...
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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...
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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...
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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...
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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 decomposition...
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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...
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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...
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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),...
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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...
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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...
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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 for...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 system...
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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....
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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...
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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 in...
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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...
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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 an...
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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...
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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...
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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...
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7658155 |
Waste treatment process and apparatus
A process for the treatment of waste, the process comprising: (i) either (a) a gasification step comprising treating the waste in a gasification unit in the presence of oxygen and steam to produce...
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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...
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7654259 |
Keystone-shaped fireplace door apparatus
A fireplace comprised of a burning chamber having an opening to a room and a vertically lifting door having a top edge, a bottom edge and opposing side edges. The door narrows in width from the top...
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7651565 |
Device for drying and/or calcining gypsum
A gypsum dryer/calciner (1) includes a calcining space (2), a first pipe (4) exhibiting an inlet connected to a source of hot gases (3) and an outlet emerging in the calcining space (2); a second...
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7648615 |
Method of smoking/burning type volume reduction treatment and apparatus therefor
In the operation of smoking/burning type volume reduction treatment apparatus (1), referring to view (A), charcoal carbonized layer (T2) is spread over powdery ceramic layer (T1) in the state of...
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7647874 |
Energy and steel recovery system
An energy and steel recovery system has a suspension column and a plurality of suspension burners operably disposed therein wherein the burners are laterally spaced from one another along the...
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7644668 |
Feeding system for plasma melting-furnace
The present invention provides a feeding system which operates under an environment of negative pressure on feeding waste materials to prevent contaminant of a plasma furnace from leakage and so...
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7644669 |
Coal fired process heaters
An embodiment of the invention consists of a process heater with a radiant section and an overhead convection section, the radiant section having a vertical cylindrical, contiguous, helical,...
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7647204 |
Method for estimating the impact of fuel distribution and furnace configuration on fossil fuel-fired furnace emissions and corrosion responses
Provided is a method for estimating the impact of fuel distribution on emissions and corrosion responses of a fossil fuel-fired furnace. A variable is determined, termed herein separation number,...
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7640872 |
Process for influencing the properties of combustion residue
Combustion residue can be partially melted and/or sintered in the combustion bed of a grate furnace system. By returning the unmelted and/or unsintered combustion residue, completely sintered inert...
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7641770 |
System for recovery of hydrocarbons from tar sands
A system for recovering hydrocarbons from tar sands includes a heated enclosure 66, one or more input conveyors 60, 67 move tar sands through the heated enclosure, provide a flow line with a...
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7638039 |
In-situ catalyst replacement
The present invention relates generally to catalysts and, in particular, relates to in-situ replacement of catalyst within a reactor. In an embodiment, the present invention comprises a method for...
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7636992 |
Starting and stopping continuous-feed thermomolding machine
In a continuous-feed thermomolding machine a foil is advanced in a transport direction at a constant travel speed through a heat station where it is exposed to a heat source such that each piece of...
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7632092 |
Regulating device for the cooling air flows of a bulk material grate cooler
In order to provide an automatically operating cooling air regulating device for a grate cooler for cooling hot bulk material such as cement clinker, for example, which can be constructed easily...
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7632471 |
Reaction furnace utilizing high-temp steam and recirculated heat source to separate mercury and crack dioxin and organic substances contained in waste
A reaction furnace utilizing high-temp steam and recirculated heat source to separate mercury and crack dioxin and organic substances contained in waste includes a first combustion chamber having a...
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7628610 |
Conical cyclonic oxidizing burner
A method and device for improved efficiency in thermal oxidation is presented which uses a cyclonic flame to combust a stream of hydrocarbons drawn to the flame source by a pressure differential....
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