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| Number | Title | Issue Date |
| 7267698 | Method for producing hydrogen The invention is a method for producing hydrogen using a generator, heating the vessel that is part of the generator, loading waste comprising steel into the heated vessel, melting the loaded waste to a molten state using a non-transferred torch to cut and melt the ... | 09/11/2007 |
| 7241323 | Pyrolysis process for producing fuel gas Solid waste resource recovery in space is effected by pyrolysis processing, to produce light gases as the main products (CH4, H2, CO2, CO, H2O, NH3) and a reactive carbon-rich char as the main byproduct. Signifi... | 07/10/2007 |
| 7241322 | Pyrolyzing gasification system and method of use The gasifier includes a furnace bed segmented into individual cells, each cell is independently monitored using a ramp temperature probe, and provided with controlled air injection to provide individually controlled burn regions within the gasifier. Gasifier air inj... | 07/10/2007 |
| 7232476 | Apparatus for scum removal An apparatus for scum removal is disclosed wherein toothed paddle induces turbulent effect on the fluids present in the reactor by means of its rotary motion. This results in both breaking and radial displacement of the scum, accumulated on the fluid during the cour... | 06/19/2007 |
| 7208530 | Production of synthetic transportation fuels from carbonaceous material using self-sustained hydro-gasification A process and apparatus for producing a synthesis gas for use as a gaseous fuel or as feed into a Fischer-Tropsch reactor to produce a liquid fuel in a substantially self-sustaining process. A slurry of particles of carbonaceous material in water, and hydrogen from ... | 04/24/2007 |
| 7182028 | System and method for the pyrolization of waste A system for the pyrolization of waste has a combustion chamber with a fuel inlet and a hot gas outlet, a pyrolization chamber separated from the combustion chamber, and a conveyor means positioned within the pyrolization chamber for moving waste from the waste inle... | 02/27/2007 |
| 7169197 | Pyrolysis processing for solid waste resource recovery Solid waste resource recovery in space is effected by pyrolysis processing, to produce light gases as the main products (CH4, H2, CO2, CO, H2O, NH3) and a reactive carbon-rich char as the main byproduct. Signifi... | 01/30/2007 |
| 7101481 | System for the production of biogas and compost from organic materials and method of operating an organic treatment facility A system and method for continuous decomposition of organic material to produce biogas and compost in which successive reactor zones in a primary reactor are used in turn to receive organic material which is decomposed in situ anaerobically followed by aerobic decom... | 09/05/2006 |
| 7094264 | Apparatus for obtaining combustion gases of high calorific value The present invention relates to a method for obtaining combustion gases of high calorific value, wherein carbonaceous materials are allothermically gasified in a fluidized layer containing solid particles, using a gaseous gasifying agent and by supply of heat, and ... | 08/22/2006 |
| 7078229 | Method and apparatus for solids processing This invention provides a waste-processing system capable of processing high-solids wastes such as manure. This invention provides a compact U-shaped digester that allows for recycling of activated sludge to improve the efficiency of the process. Efficiency is also ... | 07/18/2006 |
| 7040240 | Ash fusing system, method of operating the system, and gasification fusing system for waste An ash melting system of the present invention includes a slagging combustion furnace (10) for melting ash into molten slag; and a slag separating apparatus (50) for bringing the molten slag (121) discharged from the slagging combustion furnace ... | 05/09/2006 |
| 7001512 | Closed loop processing system for waste and crops A process for treating waste products discharged in a waste water from an animal operation, such as a swine confinement facility includes a holding tank for receiving waste water from the flushing of the facility in which solids to accumulate at the bottom thereof; ... | 02/21/2006 |
| 6962681 | Methods and systems for reducing or eliminating the production of pollutants during combustion of carbon-containing fuels Systems and apparatus for increasing combustion efficiency during combustion of a carbon-containing fuel such as a fossil fuel. The systems and apparatus utilize catalytically reactive particles within a reaction chamber, typically silica or alumina, that interact w... | 11/08/2005 |
| 6955757 | Apparatus for processing fluids A treatment system for a process fluid, comprising a plurality of chambers interconnected with one another in sequence such that a process fluid can pass through them, means for determining the process conditions in at least some of the chambers by varying at least ... | 10/18/2005 |
| 6948436 | Method and apparatus for the gasification and combustion of animal waste, human waste, and/or biomass using a moving grate over a stationary perforated plate in a configured chamber An apparatus for the combustion of organic waste such as poultry litter/manure, cow manure and swine manure, and/or human waste, and/or biomass using a moving grate over a stationary perforated plate to convert organic waste into usable energy. The unprocessed fuel ... | 09/27/2005 |
| 6827751 | Thermodynamic accelerator/gasifier An apparatus which is capable of supporting a process for gasifying a variety of hydrocarbon-containing materials. The resulting hydrogen-containing gas is suitable for use in various combustion processes and for petrochemical processes. A hydrocarbon-containing mat... | 12/07/2004 |
| 6814940 | Process for pyrolyzing carbonaceous feedstocks The present invention concerns a process and an apparatus for thermal conversion of biomass and organic wastes. According to the invention, the feedstock is fed into a fluidized-bed reactor, wherein the feed is converted at an elevated temperature under the influenc... | 11/09/2004 |
| 6767375 | Biomass reactor for producing gas Apparatus for producing synthesis gas from a biomass feed in a closed, helical coil reactor fired by at least a natural gas fed burner. The reactor includes the helical coil disposed concentrically in the reactor vessel with a burner positioned at the bottom of the ... | 07/27/2004 |
| 6746497 | Waste incineration disposal method A waste is dry-distilled in a gasification furnace and generated combustible gas is combusted in a combustion furnace. A temperature in the combustion furnace is set to be substantially constant at a first preset temperature or more. When the temperature in the comb... | 06/08/2004 |
| 6648932 | Gasification reactor apparatus A gasification reactor apparatus (10) comprising a gasification vessel (12), a gas-fired combustion chamber (70) and a combination fan and cyclone unit (20) in an upper part (12') of the vessel (12) with two functions: first, the fan (62, 64) impels incom... | 11/18/2003 |
| 6206941 | Apparatus and process for carbonization and activation of carbonaceous materials An apparatus for converting carbonaceous raw materials into a carbonized product and activating the product, includes a device for heating the carbonaceous raw materials to form a carbonized product, and equipment for activating the carbonized product and... | 03/27/2001 |
| 6149773 | Generation of electricity from waste material Apparatus (1) for producing gaseous energy which may be used as fuel for driving electricity generating means comprises an oven (2), a ram (11) for feeding gas-producing waste material to the oven (2), gas burners (5) for heating the waste material while ... | 11/21/2000 |
| 6035791 | Process for the recycling of treated wood and the installation for the application of the process Apparatus for processing and recycling CCA (copper, chrome, arsenic) treated wood chips that includes a vertical reaction chamber into which a continuous stream of wood chips is poured. Hot gases at about 400° C. are introduced into the bottom of the col... | 03/14/2000 |
| 5849050 | Process for generating burnable gas A process is disclosed for generating burnable gas by gasifying water- and ballast-containing organic materials, be it coal or garbage. The drying, low temperature carbonization and gasification steps are carried out separately. The heat taken form cooled... | 12/15/1998 |
| 5787822 | Oblate spheroid shaped gasification apparatus and method of gasifying a feedstock Apparatus and method for gasification of feedstock materials are disclosed. The apparatus includes an oblate spheroid (egg-shaped) gasification chamber having inlets for feedstock material and gaseous oxidizer. A combustion gas outlet permits removal of c... | 08/04/1998 |
| 5762657 | Air lock valve in a carbon extraction portion of a pyrolysis gasifier A pyrolysis gasifier includes a first auger (26) which moves carbon from a carbon collection tank (24) through an air lock valve (30) to a carbon holding tank (28) The gasifier includes an inner cylindrical sleeve (80) which is configured such that there ... | 06/09/1998 |
| 5752994 | Black liquor gasifier A system and method for producing product gas using residual waste liquor is described with a gasifier reactor having a fluidized bed located therein. The gasifier reactor is heated to a predetermined temperature range with either an external heater or a ... | 05/19/1998 |
| 5725614 | Apparatus for fluidized-bed gasification and melt combustion A combustion apparatus in which combustible matter, e.g., waste matter, coal, etc., is gasified to produce a combustible gas containing a sufficiently large amount of combustible component to melt ash by its own heat. A fluidized-bed furnace has an approx... | 03/10/1998 |
| 5634950 | Black liquor gasifier A system and method for producing product gas using residual waste liquor is described with a gasifier reactor having a fluidized bed located therein. The gasifier reactor is heated to a predetermined temperature range with either an external heater or a ... | 06/03/1997 |
| 5607487 | Bottom feed - updraft gasification system A gasification system for solid wastes having a thermal reactor and a mechanical gas cleaner, an indirect heat exchange cooler, and an electrostatic precipitator for cleaning and cooling the produced gas. Feed material is continuously fed to he central se... | 03/04/1997 |
| 5551958 | Process for charcoal production from woody and herbaceous plant material An improved batch process for the pyrolytic conversion of woody and herbaceous plant material is provided which yields charcoal, on a dry weight basis, in yields ranging from about 35% to about 50%, having volatile matter content of about 25% or less, and... | 09/03/1996 |
| 5543117 | System and method for heating and gasification of residual waste liquor A system for providing heated fluidized bed gasification of a residual waste liquor provides a bed of granular material and a source of liquor provided to the material bed. An injector is situated in the material bed and communicates with an air source, a... | 08/06/1996 |
| 5512255 | Apparatus for producing methanol A graded temperature methanol reactor includes an inclined container containing a liquid heat transfer medium, such as water, having a varying temperature along the container. Conduits, extending through the container and in contact with heat transfer med... | 04/30/1996 |
| 5507846 | Apparatus for producing methane-rich gas using a fixed kiln with rotor steam gasifier A gasifier for producing methane-rich fuel gas from a biomass material feed includes at least one cylindrical vessel, and an axially extending rotor mounted within the vessel. A feeding system is mounted to the vessel at the input end for introducing feed... | 04/16/1996 |
| 5497712 | Low-temperature carbonization/combustion process and low-temperature carbonization/combustion plant with pressure control A low-temperature carbonization/combustion process is carried out in a low-temperature carbonization/combustion plant with pressure control that includes a pyrolysis drum to which waste is delivered. Low-temperature carbonization gas generated there is pa... | 03/12/1996 |
| 5486269 | Gasification of carbonaceous material in a reactor having a gasification zone and a combustion zone A method and reactor for thermally decomposing a carbonaceous raw material (6) to recover gas and, if applicable, solid or liquid chemicals, the raw material being fed into a chamber (2) for gasification under under-stoichiometric conditions, the gasifica... | 01/23/1996 |
| 5484465 | Apparatus for municipal waste gasification Apparatus and method for gasification of waste are disclosed. Waste material is fed to the top of a first combustion chamber, and a burning, rotating annular column of waste is supported in the combustion chamber. Combustion air is introduced to the first... | 01/16/1996 |
| 5455011 | System and method for heating and gasification of residual waste liquor A system for providing heated fluidized bed gasification of a residual waste liquor provides a bed of granular material and a source of liquor provided to the material bed. An injector is situated in the material bed and communicates with an air source, a... | 10/03/1995 |
| 5435814 | Molten metal decomposition apparatus In an improved molten metal hydrogen generation bath, baffles form a draft tube or chimney-effect near the center of the bath. Flow through the chimney is aided by maintaining a temperature differential favoring convection and, optionally, a differential ... | 07/25/1995 |
| 5435890 | Apparatus for producing a rubber extender/plasticizing agent from used automobile rubber tires A preferred embodiment of the apparatus 10 for recycling used automobile rubber tires is described in which small pieces of rubber tires are progressively fed into a vertical reactor 14 of the counter-flow type in which the material progressively descends... | 07/25/1995 |
