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| Number | Title | Issue Date |
| 7302897 | MSW disposal process and apparatus using gasification A system for disposing of municipal solid waste provides commercially-available equipment that is modified to initially remove identifiable unwanted components from the waste, and then chop the waste into small pieces of a size suitable for handling, separation and ... | 12/04/2007 |
| 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 chop the waste into small pieces (16) of a size sui... | 06/08/2004 |
| 6401635 | Liquid carton waste material recycling process and apparatus for recycling liquid carton waste material Process for recycling of liquid carton waste material or other similar waste material having fibrous, metal and plastics materials. The process includes introducing the waste material and a slushing liquid into a slushing apparatus and slushing of the was... | 06/11/2002 |
| 6230634 | Method of blowing synthetic resin into a furnace A method of blowing a synthetic resin material into a furnace comprising preparing a synthetic resin material having an average specific surface area of at least 50 m2 /kg; and blowing the synthetic resin material from tuyeres of a shaft furnac... | 05/15/2001 |
| 6202577 | Method and apparatus for treating refuse A municipal or like refuse, from which large articles of metals have been removed, is mixed with an alkaline substance like limestone preferably in a triple screw mixer, and then advanced along the pyrolysis path in which the refuse mixture is subjected t... | 03/20/2001 |
| 6186081 | Process and apparatus for treating waste and sewage sludge Waste (such as domestic garbage, industrial waste, and bulky refuse) or sewage sludge is pretreated by pyrolysis under an oxygen-poor atmosphere to provide solid pyrolysis residues and a pyrolysis gas. The solid pyrolysis residues are mechanically treated... | 02/13/2001 |
| 6152306 | Solid waste reduction Dumped solid waste is mixed with sand and fed through a shredder. Sorters sort aluminum glass and ferrous materials from the shredded waste, and an indirect fired dryer heats the remaining shredded waste. Dust in gases from the dryer is removed in a bag h... | 11/28/2000 |
| 6085672 | Apparatus for blowing synthetic resin into furnace An apparatus for blowing synthetic resin into a furnace including a first processing line for processing film-shaped synthetic resins into a granular synthetic resin material; a second processing line for processing non-film-shaped synthetic resins into a... | 07/11/2000 |
| 6055915 | Wood residue disposal system A method of wood waste disposal which regulates factors such as the amount of wood residue being fed to an incinerator at any given time so that wood residue from a mill is processed promptly and efficiently without compromising the efficient operation of... | 05/02/2000 |
| 6032591 | System for recycling refuse A refuse recycling system which recycles municipal waste as energy, includes a shredder for shredding the waste and removing rejects via a feed pipe to a circulating fluidized bed reactor, the reactor producing flue gases. The reactor includes a side dens... | 03/07/2000 |
| 5996512 | System for recycling refuse An apparatus for recycling municipal waste as energy includes a shredder for shredding the waste, and removing rejects, the rejects from the shredder being sorted into a first stream of inert matter that is substantially unpolluted with organic matter and... | 12/07/1999 |
| 5884776 | Dynamic classifier with hollow shaft drive motor A dynamic classifier for a coal pulverizer has an improved drive mechanism which is mounted on top of a pulverizer and concentric with the classifier axis of rotation and is directly controllable. The drive mechanism is a variable-speed DC or AC electric ... | 03/23/1999 |
| 5873313 | Magnetic separator and pulverized coal combustion apparatus using the same In a vacuum housing (1), an inner duct (17) is disposed. Quadrupole magnets (superconducting coils) (4) is placed around the inner duct (17) is excited by a DC power supply (10). Quadrupole magnets (4) are cooled by liquid helium contained in a helium hou... | 02/23/1999 |
| 5862762 | Method and facility for refuse incineration using a fire-grate-type incinerator and with separation of non-combustibles Combustible is comminuted and dried, and metal and noncombustible are removed from the coarsely comminuted combustible. Then, the combustible is secondarily comminuted and separated into coarse combustible and fluff which is fine combustible. The coarse c... | 01/26/1999 |
| 5806441 | Automatic carbon black discharging device in waste tire decomposing apparatus An automatic carbon black discharging device for a waste tire decomposing apparatus including a collecting hopper connected to a carbon black discharging portion of the waste tire decomposing apparatus. The automatic carbon black discharging device also i... | 09/15/1998 |
| 5603268 | Coal pulverizer associated with a rotary classifier and method for operating the same A control system of coal pulverizer associated with a rotary classifier, applicable to a pulverized coal burning boiler or the like, includes a function generating section, a computing section, and a rotational speed controlling section. The function gene... | 02/18/1997 |
| 5197398 | Separation of pyrite from coal in a fluidized bed Processes and arrangements that provide for the separation of pyrite from coal in a fluidized bed. The processes provide for more efficient and complete stratification of the bed materials in a vertical direction, so that the very top layer of the fluidiz... | 03/30/1993 |
| 5148758 | Floating recycling and transfer station A system for processing sold municipal waste and nonhazardous commercial waste comprises a multi-level floating marine vessel tied up alongside a dock. The vessel has a processing deck for processing incoming solid waste materials into multiple lines of m... | 09/22/1992 |
| 4977837 | Process and apparatus for reducing heavy metal toxicity in fly ash from solid waste incineration A process and apparatus for the vitrification of fly ash produced from an incineration system for solid waste materials, including the combining of fly ash extracted from the pollution control device in the incineration system with fusible material, parti... | 12/18/1990 |
| 4957434 | Method and apparatus for treating asphaltic concrete paving materials A method of heating reclaimed asphalt paving is shown and described. An air sorter removes fine materials from the reclaimed asphalt paving, and an air circulating dryer which utilizes high velocity air impingement, removes the moisture from the material.... | 09/18/1990 |
| 4938155 | Fluidized bed combustion apparatus for generating environmentally-innocent ash A method for disposing by incineration of waste material containing sludge and garbage of various kinds which when combined results in a composite waste material prepared by performing multiple steps in its handling wherein the composite material is first... | 07/03/1990 |
| 4882903 | Combined cycle waste-to-energy plant A combined cycle waste-to-energy plant is utilized to thermally convert municipal and industrial solid wastes into essentially complete products of combustion and use the combustion heat to produce steam and/or electrical power. The plant includes a build... | 11/28/1989 |
| 4797091 | Method and apparatus for utilizing the heat energy of domestic and commercial refuse The invention relates to a method for utilizing the heat energy of domestic and commercial refuse in a rotary kiln installation. The prepared crude refuse is degassed in a pyrolysis reactor and the pyrolysis gas produced is delivered to the main burner of... | 01/10/1989 |
| 4787323 | Treating sludges and soil materials contaminated with hydrocarbons Oily sludges containing volatile hydrocarbons are mixed with diatomaceous earth or perlite in a system which includes an indirect dryer for vaporizing liquids have a boiling point of less than about 700° F. Dried solids are discharged from the dryer and ... | 11/29/1988 |
| 4762073 | Metering feeder A metering feeder for delivering solid fuels, such as municipal or industrial refuse, for combustion includes a pair of generally vertically arranged hoppers. An upper hopper containing relatively compacted or intertangled fuel discharges metered amounts ... | 08/09/1988 |
| 4750437 | Method for disposal of waste materials by incineration A method for disposing of waste materials including wastes generated by residential neighborhoods and business districts of a municipal area, by collecting waste materials centrally, sorting out and removing non-combustible materials from the collected wa... | 06/14/1988 |
| 4602572 | Metering feeder A metering feeder for delivering solid fuels, such as municipal or industrial refuse, for combustion includes a pair of generally vertically arranged hoppers. An upper hopper containing relatively compacted or intertangled fuel discharges metered amounts ... | 07/29/1986 |
| 4534302 | Apparatus for burning bales of trash Bales of combustible trash made to specific specifications are burned in a furnace having two parallel upright sidewalls between which the bales pass during burning. A horizontal grate extends between the sidewalls. The bales, if remotely made from the fu... | 08/13/1985 |
| 4489665 | Mobile, sorbent-pad disposal system A movable incineration system for the disposal of used sorbent pads utilized in the cleanup of oil or hydrocarbon spills in marine environments. The portable incineration system of the present invention comprises an incinerator, a wringer, an auxiliary po... | 12/25/1984 |
| 4485747 | Reducing pollutant emissions by fines removal A method and apparatus for reducing pollutant emissions, and in particular, for reducing NOx and particulate emissions, from a spreader-stoker-fired furnace and from a fluidized bed combustor. A combustible material of various sized particles i... | 12/04/1984 |
| 4476790 | Method of feeding particulate material to a fluidized bed A centrifugal spreader type feeder that supplies a mixture of particulate limestone and coal to the top of a fluidized bed reactor having a flow of air upward therethrough. Large particles of particulate matter are distributed over the upper surface of th... | 10/16/1984 |
| 4474119 | Fine particulate feed system for fluidized bed furnace An apparatus for feeding solids into the bed of a fluidized bed furnace (18). The feed solids are separated into a fine fraction and a coarse fraction. The coarse fraction is supplied to fluidized bed (16) in an in-bed pneumatic transport feed system or i... | 10/02/1984 |
| 4437419 | Incinerator Apparatus and process for incinerating waste and reclaiming resources, particularly ferrous metals, galss, and aluminum, in separate output streams. The incinerator itself can use combustion draft air as a medium for separating lighter and heavier fractio... | 03/20/1984 |
| 4421038 | Method and apparatus for removing foreign objects from fluid bed systems A foreign object removal system is disclosed including a removal chamber projecting laterally from the combustion chamber of a fluid bed reactor and connected via a downwardly directed pipe to a material flow control plenum chamber which includes means fo... | 12/20/1983 |
| 4387019 | Aluminum can reclamation method A method for reclaiming aluminum cans from municipal refuse is disclosed. The method includes a first screening operation to remove materials substantially larger than the cans, a second screening operation to remove material substantially smaller than th... | 06/07/1983 |
| 4326470 | Individual bagasse drier The invention objective a Individual Bagasse Drier that realizes a system of utilization of the chimney gases, to decrease the moisture of the bagasse left from the mill in 10 or 15 points, increasing the steam production between 13.5% to 15.45% respectiv... | 04/27/1982 |
| 4235174 | Heat recovery from wet wood waste Overall heat recovery from wet wood waste, particularly sawmill-generated hog fuel, is improved by a process for predrying the fuel. A wet oversize fraction of the fuel is combusted in a fluid bed reactor providing heat for drying the remaining smaller si... | 11/25/1980 |
| 4184456 | Coal feed system for a fluidized bed combustor A coal feed system for use in a fluidized bed in which a grate is supported in a housing and is adapted to receive, on its upper surface, a bed of particulate material including a combustible fuel. Air is passed through the grate and into the bed to fluid... | 01/22/1980 |
| 4155313 | Utilization of solid material containing combustible matter Solid particles comprising combustible matter (e.g. coal) associated with or contaminated by inert matter (e.g. ash, rock) is segregated in a segregation zone into low density/small size and high density/large size fractions. The low density/small size fr... | 05/22/1979 |
| 4121524 | Method of and apparatus for treating refuse Any bundles in household refuse are broken up and this refuse is then coarsely comminuted with the broken up bundles, only the hard components of the refuse being comminuted with the light components merely being temporarily deformed between a pair of rol... | 10/24/1978 |
