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| Number | Title | Issue Date |
| 7275453 | Analyzing apparatus and fine particle collecting apparatus A simple and convenient analyzing apparatus is provided which easily, conveniently, and efficiently collects a material in the state of fine particles adhered to a target object, extracts the object to be analyzed, and analyzes the extracted object. An apparatus for... | 10/02/2007 |
| 7122099 | Method and device for evacuating hot raw gases from coke ovens The invention relates to a method and a device for evacuating hot raw gases which occur in the oven chambers of a coke oven battery during coking. The oven gases are lead from the oven chambers into a hot gas collector. The pressure in the oven chambers is controlle... | 10/17/2006 |
| 7077934 | Method for filling a horizontal flue coking oven The invention relates to a method for filling a horizontal flue coking oven. According to the invention, spinning cells are introduced into the furnace chamber for filling, which comprise a discharge element rotating about a vertical axis. The bulk material is charg... | 07/18/2006 |
| 6964236 | Leveling device with an adjustable width The device relates to a device for leveling the coal filled in the retort of a coke oven, comprising a leveler bar (2) connected with a leveler bar drive (1) that can be moved into and out of the retort (4) through a leveling opening (3),... | 11/15/2005 |
| 6929719 | Leveller bar for coking ovens The invention relates to a levelling bar for coking ovens, for levelling the cones of discharged coal which form under the filling holes of the oven chamber during the filling process. The levelling bar consists of two cheeks, such as plates (1), which extend... | 08/16/2005 |
| 6921028 | Dispersing apparatus Disclosed is a dispersing apparatus comprising a container body; a sealable lid detachable from the container body; a mixing shaft supported by and extending from the lid and having a mixing member; an enclosing member supported by the lid or the mixing shaft and su... | 07/26/2005 |
| 6918999 | Device and method for sealing levelling door aperture of a coke oven chamber The invention relates to a device for sealing a leveling door aperture of a coke oven chamber when loading bulk coking coal. The device includes a housing and a leveling door aperture, a leveling arm, composed of at least side panels and cross spacers connecting the... | 07/19/2005 |
| 6059932 | Coal bed vibration compactor for non-recovery coke oven A coal compaction system and method for a non-recovery coke oven having refractory roof, floor, side walls and end doors for coal charging and coke discharge provides an improved coal charging machine carrying a coal conveyor supported intermediate the en... | 05/09/2000 |
| 5964985 | Method and apparatus for converting coal to liquid hydrocarbons A method of forming liquid hydrocarbons from solid coal. The coal is pulverized to provide a particulate coal feed, which is then extruded to provide a hollow tube of compressed coal supported inside of a support tube. A clay feed is extruded to provide a... | 10/12/1999 |
| 5639353 | Apparatus for carbonizing material An apparatus for the carbonization of materials, such as coal, comprising an elongated coking retort defined by an annulus which constitutes the coking chamber within which the coal is carbonized indirectly by conduction. In order to provide an efficient ... | 06/17/1997 |
| 5607556 | Method for coking coal This invention discloses a new method for the production of coke from coals. In the present invention, coke is continuously produced by heating a moving charge of coal inside the annular space between two tubes. The coking chamber, which includes a large ... | 03/04/1997 |
| 5460699 | Variable injection process and apparatus for energy recovery A process and apparatus for recovering energy values of waste tar sludge comprises dewatering the waste tar sludge, transporting the dewatered tar sludge in enclosed containers vented through activated carbon to remove volatile hydrocarbons before vapors ... | 10/24/1995 |
| 5447606 | Method of and apparatus for capturing coke oven charging emissions Individual coke ovens in a nonrecovery coke oven battery are charged through an open door at the pushing end of the ovens, and emissions escaping through the open door of the respective ovens during charging are captured by a hood mounted on the pushing a... | 09/05/1995 |
| 5084140 | Destruction of macromolecular waste The macromolecular waste (which is not itself susceptible to microwave heating and may be, for example, plastics or polychlorinated biphenyl) is mixed (B) with pulverulent carbonaceous material, which comprises elemental carbon or is degradable by microwa... | 01/28/1992 |
| 4555209 | Semi-automatic pusher machine leveler bar control and method A leveler bar for a coke oven is controlled in its travel toward and away from the coke side of the oven by semi-automatic means to move the leveler bar during a "cycle" mode through half strokes and during the "finish" mode it performs four "full" stroke... | 11/26/1985 |
| 4491505 | Apparatus for leveling coal in a coke oven chamber A coal-leveling apparatus includes a leveling rod supported by a pressing machine for movement through a leveling opening into a mushroom-shaped gas-collecting space to level the coal charged in the coking chamber of a coke oven. The leveling rod includes... | 01/01/1985 |
| 4462869 | Pipeline charging entry into coke ovens A method and apparatus for conveying preheated coal particles to a coking chamber through an enclosed pipeline by means of a pressurized inert carrier gas, wherein the coal particles are charged into the top of the coking chamber through a portion of the ... | 07/31/1984 |
| 4381989 | Method of and apparatus for the mixing and processing of fragile material and fragmented solids Fragile agglomerates with crushed rock fragments, such as fines which are subsequently agglomerated and which result in the crushing of rock fragments, such as oil shale prepared for retorting are mixed and delivered onto conveying means, such as a travel... | 05/03/1983 |
| 4360403 | Method of charging coke ovens with coal A method of charging coke ovens with coal through charging holes and simultaneously withdrawing gases evolving from the coal charge through the middle charging holes thereof, holding the coal charge over a period of time sufficient for a coal-charging mac... | 11/23/1982 |
| 4276120 | Purification of coke A process and apparatus are disclosed for purification of petroleum coke to produce an economical low sulfur product suitable for electrode production. Finely ground green coke is treated on an enclosed circular grate apparatus and subjected to sequential... | 06/30/1981 |
| 4265709 | Method and apparatus for separating gases and solids during the carbonization of coal A device for separating gases and solids, particularly coal dust, during the carbonization of coal, particularly predried and preheated fine coal in coke ovens arranged in a battery which includes a standpipe extending upwardly from the top of the battery... | 05/05/1981 |
| 4264414 | Method for reducing coke oven carbonization pressure A method of reducing the carbonization pressure in the coking of coal is provided which comprises randomly dispersing flakes through the coal, said flakes formed of a material that does not pass through a plastic phase such as pressed sawdust wherein the ... | 04/28/1981 |
| 4243510 | Shale retorting process and apparatus Crushed oil shale is segregated into a major portion of relatively large particles and a minor portion of "fines," such as will pass through 1/8-inch screen openings. The large particles are subjected to retorting in an upflowing bed in countercurrent con... | 01/06/1981 |
| 4225391 | Method of preparing coals for coking A method of preparing coals for coking in a conventional coke oven includes agglomerating the loose coal, in combination with a binder, into flakes, mixing the flakes with non-agglomerated coal, and charging the mixture into the coke oven in the conventio... | 09/30/1980 |
| 4203803 | Charging of coke ovens with preheated coal Method for charging a coke oven chamber. Where the chamber is charged through a single charging hole with a stream of flowable preheated particulate coal at a flow rate of between substantially 8-20 tons per minute. The coal flows sufficiently in the cham... | 05/20/1980 |
| 4196051 | Method for producing coke from fine and coarse coal Adjacent alternating rows of relatively coarse and fine coal are deposited onto a horizontal moving grate running through a coking furnace.... | 04/01/1980 |
| 4176011 | Method for operating coke oven chambers in connection with a predrying plant for the coal Method of operating a coke oven battery arranged in a battery in connection with a predrying or preheating plant for the coal to be coked comprises predrying and preheating coke oven charge moist coal by bringing it into contact with a circulated current ... | 11/27/1979 |
| 4165260 | Pipeline charging of coal into coke oven Coal mixed with steam is carried through a pipeline to a coke oven where the mixture is introduced through an opening in the oven top directly downwardly into the oven at a location remote from the exhaust outlet in the top of the coke oven.... | 08/21/1979 |
| 4162960 | Shale retorting process and apparatus Crushed oil shale is segregated into a major portion of relatively large particles and a minor portion of "fines" which will pass through screen openings up to about 1/4 inch in size. The large particles are subjected to retorting as an upflowing moving b... | 07/31/1979 |
| 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 |
| 4152243 | Treatment of bituminous schists A process for treating bituminous schists including the steps of crushing the bituminous schist, feeding said schist to the top of a retort, pyrolyzing the crushed schist in said retort as it is moved downwardly therein through a combustion zone into whic... | 05/01/1979 |
| 4151047 | Feed installation for apparatus for extracting hydrocarbons from bituminous schists Apparatus for feeding bituminous schist to a series of retorts each equipped with a rotary distribution spout and a central feed channel, the retorts radiating from a central schist distributing tower. At least one hopper communicates with a central feed ... | 04/24/1979 |
| 4149939 | Method and apparatus for feeding an oxidant within a furnace enclosure Method and apparatus for feeding an oxidant such as air and/or a fuel rich gas within the confines of a substantially air tight enclosure employed in the heat treatment of volatile containing materials which are deposited on the floor of a rotary hearth m... | 04/17/1979 |
| 4139419 | Arrangement for dosing a coal charge to a coking battery Coal not normally used for coking is, prior to feeding to coking batteries, processed in a vertical suspension preheater heated by combustion gases from the coking batteries; the coal particles are separated from these combustion gases in two alternately ... | 02/13/1979 |
| 4133719 | Process and apparatus for charging inclined chamber coke oven An inclined chamber of a coke oven is defined by a heating side wall, a coke removal side, a horizontal chamber ceiling and a chamber floor inclined downwardly from the heating side wall to the coke removal side. Briquettes are charged into the chamber, t... | 01/09/1979 |
| 4123331 | Method of keeping the circulating sprinkling water for the uptakes of coke ovens clean Method of keeping sprinkling water used for sprinkling in the uptakes of coke ovens in a clean condition, comprises directing the sprinkling water condensate which is collected after circulation in the uptakes, and which includes tar, tar oils, hydrocarbo... | 10/31/1978 |
| 4110168 | Process for the separation of tarry dusts from coke oven gas A process for the facile isolation of distillation by-products of coking operations, which include dusts and tars, comprising cooling said distillation by-products with ammoniacal waters and adjusting the dust:tar ratio between 1.3 and 1.6, thereby allowi... | 08/29/1978 |
| 4106996 | Method of improving the mechanical resistance of coke A method of improving the mechanical resistance of coke comprises forming a liquor of fine grained coal and oil with the oil being of from 5% to 30% of the total weight, forming coal pellets of the liquor at an increased temperature of from approximately ... | 08/15/1978 |
| 4105503 | Method and apparatus for emission control of by-product coke ovens Control of emission from coke ovens during charging. A bank of coke ovens is provided with two gas mains. The first of the gas mains is connected to each of the individual ovens in turn during charging. The second of the gas mains is connected to the bank... | 08/08/1978 |
| 4100031 | Process for preparing blast furnace cokes A process for preparing blast furnace cokes which contain large amounts of low-grade coal which comprises the steps of adding a binder to a coal for making briquettes which comprises a substantially low-grade coal such as non- and/or poorly-coking coal; e... | 07/11/1978 |
