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| Number | Title | Issue Date |
| 7264763 | Method and apparatus for the manufacture of compacts A method for the manufacture of compacts from comminuted material (12) such as lignocellulose material and/or other combustible material for burning in hearths, wherein the material (12) is placed into openings (11) of a mold (4) and then... | 09/04/2007 |
| 7241321 | Organically clean biomass fuel An organically clean biomass fuel formed of mixture of a powder, which may be either dried, cellulosic product, wood charcoal powder, and/or a combination of the two, and a fluid, which may be vegetable oil, vegetable alcohol or a combination of the two. A centrifug... | 07/10/2007 |
| 5879421 | Apparatus and method for forming an aggregate product from particulate material This invention is directed to a method and apparatus for forming an aggregate product from particulate material, and in particular for making an aggregate coal product from coal particles. The method involves the steps of 1) loading the coal particles int... | 03/09/1999 |
| 5067968 | Briquette product, and process for its production The briquetting of bituminous coals without the use of extraneous binders is effected by a system of high temperature, high pressure mold forming of the coal fines material in an apparatus incorporating a high pressure roll-type briquetting press, to prov... | 11/26/1991 |
| 5049333 | Briquet forming apparatus and method Apparatus and method for preparing briquets of charcoal or the like with various shapes, preferably half pillow or "D" shape, in which briquets are molded between roll type press for compressing particulate material wherein mold cavities are circumferenti... | 09/17/1991 |
| 4985049 | Manufacturing solid fuel An apparatus for manufacturing solid fuel from industrial waste includes a means for providing a first combustible material derived from a main material in the form of a sludge having a high water content, which includes means for reducing the water conte... | 01/15/1991 |
| 4834777 | Fuel pelletizing apparatus and method Fuel pellets are produced by reciprocating punches and complementary stationary dies across which waste solid or particulate organic materials are continuously passed. The reciprocating punches force the material into a reduced cross-sectional bore within... | 05/30/1989 |
| 4702746 | System for producing fuel pellets A system for converting selected commercially or industrially derived waste materials in a generally dry and friable form, into a pelleted fuel product, comprising an input conveyor (10), a primary breaker (11) for breaking and reducing the incoming mater... | 10/27/1987 |
| 4692167 | Apparatus for processing solid wastes to produce a fuel An apparatus for processing of residential or industrial solid wastes, including first grinding means, magnetic separation means, first screening means, whose screenings are directed to second grinding means, drying means comprising a hot air generator, g... | 09/08/1987 |
| 4606876 | Method of continuously producing compression molded coal The present invention relates to a method of producing compression molded coal to be used for the block charging for the coke oven operation wherein the raw material coal are initially compression molded, a part of said already compression molded coal is ... | 08/19/1986 |
| 4601728 | Method and apparatus for preparing a material for hot briquetting The invention relates to a method of preparing material for hot briquetting by pyrolytic decomposition of bituminous coal in mixture with thermally widely stable substances at a temperature of 450° to 530° C., and to a suitable apparatus for carrying ou... | 07/22/1986 |
| 4552567 | Pressure roller apparatus for briquetting cut material of biological origin such as green crops, wood flakes or peat The rear end of a rotary drying drum (1) is provided with a peripheral channel (10) in which dried material to be briquetted, such as green crops, wood flakes or peat, is accumulated and carried along. The bottom of the channel (10) is formed by the inner... | 11/12/1985 |
| 4519808 | Straw fuel briquette press A straw briquette press in form of a towable machine can in the field pick up straw or receive it from another traversing machine and press said straw to briquettes having a stable shape and density of about 1 g/cm3. The machine employs a high-... | 05/28/1985 |
| 4477257 | Apparatus and process for thermal treatment of organic carbonaceous materials An improved apparatus and method for the continuous processing of organic carbonaceous materials containing appreciable amounts of water to produce thermally upgraded products suitable for use as fuels, carbon-containing chemical intermediates, and the li... | 10/16/1984 |
| 4415336 | Method and apparatus for continuous pumping of compressible solids against high pressures A method and apparatus is disclosed for feeding solid materials against high pressures wherein a compressible solid is continuously conveyed through a screw extruder having a design compression ratio of from about 50 to about 100 percent of the compressio... | 11/15/1983 |
| 4371376 | Consolidation of slurries of solid particulate materials An apparatus for removing liquid from a slurry of solid particulate material and for consolidating the solid material into a shape-retaining slug is disclosed which comprises (a) a cylindrical consolidation chamber having a cylindrical piston movable axia... | 02/01/1983 |
| 4303412 | Method and apparatus for compressively separating waste material An apparatus for processing waste material comprises a piston arrangement acting upon a mass of refuse in a receptacle formed by a cylindrical wall and a counter-piston constituting the bottom. The counter-piston can rise in such a way as to block sludge ... | 12/01/1981 |
| 4257848 | Apparatus for producing blast furnace coke by coal compaction The method of producing blast furnace coke by (1) compacting a finely divided coal wherein at least about 60% by weight of the coal has a diameter of less than about 1/8 inch to form a coal compact, which compact immediately after removal from the compact... | 03/24/1981 |
| 4255161 | Apparatus for introducing solid fuels into a pressure gasification reactor Apparatus for introducing solid fuels into a pressure gasification reactor comprising at least one conveyor worm turnable in a housing for conveying finely divided fuel, optionally mixed with a binder, and compacting the fuel into a gas-tight plug which i... | 03/10/1981 |
| 4218222 | Method of charging solids into coal gasification reactor An extruder for feeding finely divided solids. And, in combination therewith, means for using gas in various ways to repulverize the finely divided solids. It lends itself to a procedure for continuously charging finely divided solids with water into a hi... | 08/19/1980 |
| 4208188 | Consolidation of coal slurry A process for producing substantially clean water and consolidated slugs of fuel from coal slurry having less than about 30 percent by volume of ash and other impurities on a dry basis is disclosed which comprises (a) placing a quantity of the coal slurry... | 06/17/1980 |
| 4191535 | Coal extrusion apparatus and process An improved extrusion apparatus and process are described for the preparation of a rod-like body from a coal-containing particulate mixture. Improvements are disclosed for depositing lubricant directly onto the outer surface of the forming body as it is p... | 03/04/1980 |
| 4183731 | Process and apparatus for producing shaped lumps from coke fines or charcoal fines The coke fines or charcoal fines are mixed with a liquid binding agent at an elevated temperature in a mixing chamber sealed from an attached mold and are then abruptly rushed into the mold after opening the disclosure to the mixing chamber and causing a ... | 01/15/1980 |
| 4158550 | Apparatus for producing blast furnace coal A method of producing blast furnace coke from bituminous coals, particularly coals having poor coking capacities in which the coal to be carbonized is ground, predried or preheated, mixed with binders, compressed or formed into briquets having small mecha... | 06/19/1979 |
| 4156595 | Formcoke process and apparatus A process for producing formcoke composed of char and selected binders comprising process steps in which non-oxidative thermal carbonization is employed.... | 05/29/1979 |
| 4147518 | Extrusion apparatus for making fire kindling device A fire kindling device, extrusion method for making such devices, and extrusion apparatus for making same. The device is a composition of wood particles or chips of predetermined size and flammable paraffin wax in a ratio of about two parts wax to one par... | 04/03/1979 |
| 4146459 | Treatment of coal liquefaction effluent A solvent extraction coal conversion process is provided wherein the effluent slurry product is subjected to vacuum distillation to yield distillate and extrudable still bottoms. The latter are removed from the vacuum still by means of an extrusion screw ... | 03/27/1979 |
| 4128402 | Apparatus for compacting coal An apparatus for compacting coal in a pounding box to convert it into a cake usable in coke ovens has one or more punners which are each composed of an upright the lower end of which carries a pounding foot. At opposite sides of the respective upright are... | 12/05/1978 |
| 4126519 | Apparatus and method for thermal treatment of organic carbonaceous material An apparatus and method for performing a continuous thermal treatment of organic carbonaceous materials under controlled pressure in which the feed material is introduced into the system in the form of a slurry, and the level of liquid is maintained at a ... | 11/21/1978 |
| 4120666 | Hollow core synthetic fireplace log and method and apparatus for producing same This invention is directed to a synthetic fireplace log with a hollow core, said log being composed of shredded paper and wax. The logs are produced by continuously compacting shredded paper into one end of a compaction chamber, injecting hot molten wax i... | 10/17/1978 |
| 4111665 | Apparatus for the gasification under pressure of bituminous coal, especially of fine coal in a generator Apparatus for the gasification under pressure of bituminous coal, especially fine coal, comprising a generator which has a container to receive the coal to be gasified and a feed device which supplies the coal to the container, while keeping the container... | 09/05/1978 |
| 4108610 | Method of and apparatus for compacting coking coal Coking coal is pounded into a compacted cake of substantially uniform density in a pounding box by means of a plurality of punners mounted on carriages which can move to-and-fro lengthwise of the box. The punners are alternately raised and then allowed to... | 08/22/1978 |
| 4049392 | Method for extrusion of coal containing body Improved extrusion apparatus is shown for the preparation of a rod-like body from a coal-containing particulate mixture. Control means are disclosed for manually or automatically infinitely adjusting the length, within a preselected range, of the consolid... | 09/20/1977 |
| 4049390 | Method for extrusion of coal containing body Improved extrusion apparatus is shown for the preparation of a rod-like body from a coal-containing particulate mixture. Control mechanisms are disclosed for automatically controlling the throughput resistance experienced by the rod-like (or a developing ... | 09/20/1977 |
| 4043764 | Process for manufacturing combustible bricks from plant materials Combustible bricks are manufactured from plant materials by agglomeration under pressure of these materials after pulverization and drying. Prior to this, the plant materials are subjected to a fermentation and, in the course of fermentation, to a pulveri... | 08/23/1977 |
| 4042343 | Fire log process and apparatus A process and apparatus for producing fire logs from a granular combustible starting ingredient and a hot binder includes a continuous cooler so that the entire process may be continuous from starting ingredients to final product. A combustible starting i... | 08/16/1977 |
| 4036603 | Apparatus for removing solid matter from coal tar Process and apparatus for removing solid matter from coal tar recovered f coal distillation comprising the steps of centrifuging the tar in order to produce a liquid phase consisting of tar which is substantially free of residual solids and a solid phase... | 07/19/1977 |
| 4008054 | Process for making low-sulfur and low-ash fuels Low-sulfur and low-ash gaseous, liquid and solid fuels are made from coal by a process which first subjects the coal to solvent extraction and hydrotreatment under hydrodesulfurizing conditions in a coal liquefaction zone to reduce the organic sulfur cont... | 02/15/1977 |
| 4004893 | Methods for molding coal and like material Method for molding coal and like material, wherein the material is converted solely by heat to plastic-like condition and then molded.... | 01/25/1977 |
| 4003717 | Method and apparatus for recovering by-product silt fines from a slurry thereof The present invention relates to a method and apparatus of recovering by-product fines, such as coal fines, by-product fines created in the manufacture and processing of metals or any very finely divided substance which may be of value when recovered to a... | 01/18/1977 |
