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6814571 |
Arrangement and method for reducing build-up on a roasting furnace grate
The present invention relates to an arrangement and method that help to reduce the build-up formed on the grate of a fluidized-bed furnace in the roasting of fine-grained material such as...
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6814013 |
Process for treating incineration residues from an incineration plant
In the process for treating incineration residues from waste incineration plants, the incineration material is incinerated on a furnace grate. The incineration residues produced are quenched in a...
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6814012 |
Furnace binding and adjustment systems
A furnace binding and adjustment system for maintaining a refractory furnace hearth under compression utilizes a plurality of buckstays connected at their upper and lower ends by tie members. A...
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6814011 |
Plant for the hot treatment of waste gases from municipal waste incinerators
Plant for the hot treatment of waste gases from municipal waste incinerators or the like, comprising a first line of taking up hot waste gases for treating in an exit section of a municipal waste...
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6810821 |
Hazardous waste treatment method and apparatus
An apparatus and method for treating the off-gas byproduct of a waste treatment system using a plasma torch. The off-gas of a graphite electrode plasma arc furnace includes carbon black or soot...
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6808390 |
Process for carbonizing wood residues and producing activated carbon
An apparatus and process for preparing activated carbon from a wood or wood residue feedstock using fluidized bed technology. The fluidized bed apparatus has a number of wood residue inlets that...
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6807916 |
Integrated pyrolysis systems and methods
Systems and methods for pyrolyzing waste materials are described. The method utilizes waste heat from a cement kiln and the pyrolysis system includes at least a feed inerting section and a...
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6807915 |
Method of carbonization of organic waste and apparatus therefor
The method of carbonization of organic waste according to the present invention comprises the steps of supplying organic waste to a dryer, reducing an amount of water in the organic waste by...
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6807914 |
Shutoff device for burners of a pulverized coal furnace
A shutoff device is provided for pulverized coal burners of a pulverized coal furnace. Each burner has a primary tube that conveys a pulverized coal/air mixture and is connected with a feed line...
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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...
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6805554 |
Plant and method for the production of cement clinker
The invention relates to the production of cement clinker from cement raw material, wherein preheated raw material is calcined in a calcination zone, then finally burnt to cement clinker in a...
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6802269 |
Alumina refractories and methods of treatment
Methods for improving the strength of alumina refractory materials are disclosed. The method involves exposing the alumina material to a halogen gas. The treated materials can be used in furnaces...
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6802268 |
Device for discharging dust from a dry dust collector of a blast furnace
A device for discharging dust from a dry dust collector of a blast furnace includes a dust discharge vent located downstream of a dust discharge opening of the dry dust collector. A fully enclosed...
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6799526 |
Methods of improving productivity of black liquor recovery boilers
Methods of increasing the throughput of recovery boilers equipped with at least three levels of injection of air with oxygen enrichment of the air in at least one air level. In one method, a black...
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6799525 |
Automatic coal damper
Apparatus for controlling primary air flow and pulverized coal flow to a plurality of burners in a coal-fired boiler includes a plurality of coal dampers arranged to supply a mixture of air and...
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6796251 |
Process for treating incineration residues from an incineration plant
Incineration is controlled in such a way that a sintering and/or fusing of the slag takes place as early as in the incineration bed of the main incineration zone. The incineration residues produced...
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6796250 |
Waste water recovery and utilization system
A waste water recovery and utilization system that converts waste water including gray water, liquid sewerage waste and solid macerated sewerage waste to steam and to electricity comprises a gray...
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6794618 |
Method for electrical heating of furnaces for heat treatment of metallic workpieces
In order to refine a method for electric heating of furnaces for heat treating metallic workpieces, especially vacuum furnaces usable for plasma carburizing or nitriding, in which the heater...
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6792881 |
Method for cleaning salt impregnated hog fuel and other bio-mass, and for recovery of waste energy
A method according to the present invention for reducing the creation of dioxins during the burning of a biomass containing a contaminant, wherein the contaminant is solvated or neutralized in the...
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6790032 |
Straight path carbon powder combustion machine
A straight path carbon powder combustion machine uses carbon powders as fuel of the combustion machine. The carbon powders enter into the interior of an igniter from carbon powders inlets. Then the...
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6790031 |
Fuel staging methods for low NOx tangential fired boiler operation
A tangential fired boiler has a circumferential wall defining a combustion zone and a plurality of fuel inlets disposed along the circumferential wall. The plurality of fuel inlets inject fuel at...
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6789537 |
Foot operated grill cover lift
A device for foot operation of the cover of a cooking instrument, such as a barbecue grill, includes a lever located so as to be operated by a foot, a lift support attached to the cover of the...
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6789488 |
Adjustable flow control elements for balancing pulverized coal flow at coal pipe splitter junctions
An adjustable device installed at the inlet of conventional junctions/splitters ( 116 ) for on-line control of the distribution of coal among the outlet pipes is herein disclosed. The device...
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6789487 |
Fluidized bed incinerator and combustion method in which generation of NOx, CO and dioxine are suppressed
A fluidized bed incinerator having a combustion furnace includes first to fourth combustion sections. Fuel is supplied to the first combustion section and an combustion exhaust gas is exhausted...
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6786335 |
Pyrolysis plant for refuse and method for screening solid residues
A pyrolysis plant for refuse and a method for screening solid residues provide a sure and trouble-free sieving of a solid material using a sieving device having a configuration which is as simple...
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6782669 |
Furnace lining
A lining ( 10 ) for a furnace the lining ( 10 ) having insulating material ( 12 ) attached to an inside wall ( 11 ) of the furnace, the insulating material ( 12 ) in use having a hot face ( 20 )...
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6776606 |
Method for oxidizing mixtures
A catalyst composition and method for oxidizing fuels is disclosed. The catalyst composition comprises at least one compound having one of a group III, group IIA or Lanthanide element such as, for...
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6773471 |
Low sulfur coal additive for improved furnace operation
The present invention is directed to additives for coal-fired furnaces, particularly furnaces using a layer of slag to capture coal particles for combustion. The additive(s) include iron,...
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6772701 |
Rotative incinerator
An incinerator having incinerator chambers ( 3 ) of cylinder inner shape set at equal distance from rotary axle (t 1 ) in an outer casing ( 1 ) provided with thermal insulation ( 2 ) rotated around...
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6769370 |
Incinerator with a bowl-shaped grate
An incinerator includes a peripheral wall having a top end and formed with an inlet at the top end and an outlet below the inlet, a bowl-shaped grate disposed between the inlet and the outlet, a...
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6767163 |
Plasma process and appropriate equipment for the removal of hydrocarbons contained in the sludge from petroleum storage tanks and/or the treatment of residues containing hydrocarbons
A plasma process and equipment for eliminating toxic or hazardous organic compounds from different materials, particularly petroleum and oil contaminated soils. The process and equipment can also...
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6766751 |
Integrated waste containment and processing system
Disclosed is an integrated and streamlined system and method for collecting, containing and processing different types of wastes which provides an economically efficient solution of treating wastes...
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6766750 |
Trailer-mounted trench burner
A trailer-mounted trench burner apparatus comprises a blower source, a carrier pipe supported by roller assemblies on the trailer for movement between a rearward extended position in flow...
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6764642 |
Shredder dust feeding device, reverberatory furnace provided with this feeding device, and furnace for burning shredder dust
The present invention relates to a device for feeding shredder dust to a furnace such as a reverberatory furnace. This device comprises a feeding chute that passes to the inside of the...
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6764304 |
Furnace having increased energy efficiency and reduced pollutant formation
A furnace design that combines the benefits of oxygen enriched combustion, intense flame radiation, highly preheated combustion air, exhaust gas recirculation, buoyancy driven flows and NO x ...
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6763772 |
Apparatus for processing waste
A liquid waste feeding system having a liquid inlet to a plasma torch based waste processing chamber, disposed intermediate the primary plasma torch arrangement at the bottom end of the chamber and...
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6761559 |
Gas-exhausting module structure suited for a continuous type oven
A gas-exhausting module structure includes a casing having a first open end and a second open end. An air-exhausting channel is defined within the casing. The air-exhausting channel has an upper...
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6758151 |
Remotely activated armored incinerator with gas emission control
An incinerator, capable of withstanding internal shocks from projectiles resulting from the combustion of energetic materials, is made of a primary combustion chamber where the material is burned,...
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6758150 |
System and method for thermally reducing solid and liquid waste and for recovering waste heat
A system and method are set for pyrolysis of waste feed material including a first retort segment disposed through a combustion chamber and a second retort segment disposed outside of the...
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6758149 |
Refuse incinerator
This invention provides a refuse incinerator capable of extinguishing smoke and odor of exhaust gas emitted from, combustion of the refuse just after incineration of the refuse is started. Exhaust...
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6755138 |
Ventilation system and method
A balanced building ventilation system that employs a fireplace as an element of the ventilation system. The fireplace includes a firebox, and an exhaust gas flue is connected to the firebox for...
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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...
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6749373 |
Installation for feeding a plurality of loads/cells of aluminum melting furnaces with bulk material such as aluminum oxide
The present invention is directed to an Installation for feeding a plurality of loads, e.g. cells of aluminum melting furnaces, with a bulk material such as pulverized aluminum oxide. The...
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6748883 |
Control system for controlling the feeding and burning of a pulverized fuel in a glass melting furnace
A control system for controlling the storing, feeding and burning of a pulverized fuel in a glass melting furnace, wherein a series of burners are arranged one in front of the other to carry out...
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6748882 |
Process for influencing the properties of incineration residues from an incineration plant
In a process for influencing the properties of incineration residues from an incineration plant, in particular a waste incineration plant, the incineration is controlled sot that a sintering and/or...
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6748881 |
Continuous pyrolysis furnace
A pyrolysis furnace is described enabling removal of solid and liquid organic contaminants from various metal parts in a continuous manner. A novel furnace contruction employing a rotating retort...
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6748880 |
Boiler internal flue gas by-pass damper for flue gas temperature control
A flue gas passage arrangement for a steam generator which permits adjustment of the heat transfer effectiveness of a final bank of heat exchanger surface to control a temperature of the flue gas...
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6745708 |
Method and apparatus for improving the efficiency of a combustion device
A method and/or apparatus for efficiently operating a combustion device including at least one control zone, with each control zone including at least one burner assembly, is disclosed and includes...
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6745707 |
Method of disposing of combustible materials
A method of disposing of combustible materials. The method includes the steps of: providing a heating space; providing a first source to generate heat to a first predetermined level at a first...
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6745706 |
Process and apparatus for disposing of municipal solid waste
A system for disposing of municipal solid waste 10 ) provides commercially-available equipment that is modified to initially remove identifiable unwanted components from the waste ( 12 ), and then...
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