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| Number | Title | Issue Date |
| 7399384 | Coke drum bottom throttling valve and system A coke drum bottom de-heading system having an internal shroud enclosure and a shroud end cap opened by a flange to a coke bottom de-heading valve capable of accepting the end of a gate valve upon actuation. Acting in coordination with the shroud enclosure to preven... | 07/15/2008 |
| 7341647 | Coke carbonization furnace cover for promoting increase in temperature of coal particles near the cover A coke oven door prevents the generation of poor-qualitycoke and yielding and adhesion of tar by promoting the temperature rise of coal particles charged near the coke oven door of a coke oven. The coke oven door comprises a heat-insulating box provided on the coke ... | 03/11/2008 |
| 7264694 | Retort heating apparatus and methods A retort heating apparatus for processing a feed material includes a heating chamber bounded at least in part by a side wall. A plurality of baffles are at least partially disposed within the heating chamber. Each baffle includes an elongated body having a top surfa... | 09/04/2007 |
| 7166197 | Coke oven door with wraparound gas channel and membrane A coke-oven door has an annular periphery normally juxtaposed with an annular door frame. A seal assembly for the door has at least two flexible, relatively displaceable, metallic, and annular membranes each having an annular inner periphery and an annular outer per... | 01/23/2007 |
| 7108767 | Pyrolysis machine Useful byproducts are recovered through the pyrolytic processing of biomass material such as vegetation, paper, or worn tires. The process is conducted in a sealed enclosure under vacuum or other controlled atmosphere. The biomass material is ablated and burned by c... | 09/19/2006 |
| 7097743 | Method for operating a coke-oven battery A method is provided for operating a coke oven battery including many identical coking chambers, a raw gas receiver, and throttle devices arranged in the receiver for individually controlling the gas pressure in the chambers. Each throttle device includes an immersi... | 08/29/2006 |
| 7094321 | Device for controlling the gas pressure in a coke oven chamber A device for controlling the gas pressure in a coke oven chamber, has an immersion cup, to which water is supplied, and with an immersion pipe which is connected to the gas space of the coke oven chamber and terminates in the, immersion cup. The immersion cup has an... | 08/22/2006 |
| 7077618 | Device for lifting and removing oven doors of a cooking oven The invention relates to a device for lilting and removing oven doors of a coking oven that is comprised of a door removing head (1), which can be coupled to vertically extending oven doors of a horizontal chamber coking oven, of a drive device (3) for... | 07/18/2006 |
| 7037408 | Safe and automatic method for preparation of coke for removal from a coke vessel A safe, efficient and repetitively operable coke vessel decoking system is disclosed. In a preferred embodiment the closed system comprises a coker vessel pressure-tightly sealed to a top head system, which includes a closure housing with a laterally moveable horizo... | 05/02/2006 |
| 7037409 | Method of hot-repairing the heating flues of a coke-oven battery and device for carrying out said method A method and a device for the hot-repairing of the heating flues of a coke-oven battery according to which the completed sections of a heating flue still under construction are heated by means of a heated gas. The heated gas comprises the air usually provided for co... | 05/02/2006 |
| 7033460 | Coke drum bottom throttling valve and system A coke drum bottom de-heading system having an internal shroud enclosure and a shroud end cap opened by a flange to a coke bottom de-heading valve capable of accepting the end of a gate valve upon actuation. Acting in coordination with the shroud enclosure to preven... | 04/25/2006 |
| 6958111 | Dividing wall column In a dividing wall column comprising as segments a) an upper column region (6), b) an inflow section (7), c) an offtake section (8) and d) a lower column regio... | 10/25/2005 |
| 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 |
| 6926807 | Insulated transition spool apparatus An insulated transition spool apparatus for mounting unheading devices to pressure vessels, such as coker vessels, and enabling repetitive operation thereof is disclosed. The apparatus comprises an outer housing, an inner housing that encloses an insulating space be... | 08/09/2005 |
| 6916406 | Coke oven door A coke oven door comprises a generally rectangular outer frame, a generally rectangular inner frame positioned within the outer frame and a seal operably mounted to the inner frame and adapted for effecting sealing against a jamb of a coke oven. The outer frame is a... | 07/12/2005 |
| 6770173 | Column partition Partitions for columns for the separation of components or chemical reactions are assembled from plates or wall elements provided with plug and clamp connectors along respective edges and formed by strips so that the partitions can be easily and safely assembled and... | 08/03/2004 |
| 6733635 | Method of repairing a coke oven buckstay and a moving device for use in such method A coke oven buckstay moving device and method which can be used to quickly, reliably, and smoothly repair buckstays compared to conventional methods and devices. The coke oven buckstay moving means includes a main car, a subcar, a frame, and securing means. The main... | 05/11/2004 |
| 6629687 | Vapor-liquid contact tray manway A vapor-liquid contact tray is provided with a quick opening manway. The manway includes an opening formed in the tray and an overlying cover formed by a pair of panels joined together by a center hinged connection. The cover panels of the manway have upt... | 10/07/2003 |
| 6589395 | Distillation plant with a column and a heat pump The distillation plant comprises a column (1) and a heat pump (4, 5) which operates between a sump vaporizer (3) and an exhaust vapor compressor (2) of the column. The heat pump is substitutable by devices (6, 7) which can be switched to the sump vaporize... | 07/08/2003 |
| 6395139 | Feed distributor for a liquid distributor of a distillation column There is provided a feed distributor for feeding liquid to a liquid distributor. The feed distributor has an elongated body sized to extend across the liquid distributor and an inlet defined in the one of the ends thereof. One or more passageways are prov... | 05/28/2002 |
| 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 |
| 5925222 | Leveler bar for coke ovens The invention concerns a leveler bar for coke ovens for levelling the coke debris cone forming below the filling holes in the furnace chamber during the filling process. The leveler bar comprises interconnected support elements which extend over the entir... | 07/20/1999 |
| 5882484 | Continuous process for charging and discharging a carbonization furnace moving in a circle and apparatus for embodying said process The object of the invention is a continuous method for charging and discharging carbonization furnaces (15) moving in a circle, in which method the charging and the discharging are effected in a closed process mainly simultaneously at the opposite ends of... | 03/16/1999 |
| 5876568 | Safe and semi-automatic removal of heavy drum closures In a coke drum an outlet arrangement is provided which allows removal of the coke from the drum without endangering the health or safety of workers heading or unheading the coke drum. Instead of using a manually removable bottom flange for the drum, a sem... | 03/02/1999 |
| 5804038 | Reduction of metal stresses in delayed coking drums The metal stresses in a delayed coke drum are reduced by externally cooling the coke drum near the junction of the drum shell and the supporting skirt thereof during the quench step. This reduces the metal stresses at the area around the welds of the drum... | 09/08/1998 |
| 5609731 | Process for gas pressure regulation in the retort of a coke oven A process is disclosed for regulating the gas pressure in the retort of a coke oven. Pivotable cup valves arranged in the elbows of the ascending pipe are actuated as throttling members according to the pressure curve resulting from gas formation from the... | 03/11/1997 |
| 5500094 | Coke drum deheading device A vessel unheading device and method especially suited to handle shot coke produced in a delayed coker unit of a petroleum refining process. The device includes a car having mounted thereon one or more bottom head retracting support members which can be l... | 03/19/1996 |
| 5496448 | Evaporation means and method An evaporator, which includes a water chamber for receiving water to be evaporated. A plurality of evaporator tubes which when heated, and when water is on an inner wall of a tube, evaporates at least a portion of that water. A plurality of distributors s... | 03/05/1996 |
| 5282979 | Desalination system having rechargeable syphon conduit A desalination system includes a transfer conduit between a pool of salt water and a pool of desalinated water. The conduit is initially filled with water and is then elevated so that a portion of the conduit is above the syphon height of water at atmosph... | 02/01/1994 |
| 5220873 | Apparatus for retorting organic matter Apparatus for retorting organic matter including a conveyor for advancing organic matter through a chamber in the absence of oxygen, temperature sensors for sensing the temperature in the chamber at a plurality of locations along the length of the chamber... | 06/22/1993 |
| 5139619 | Cover lifting device An apparatus and method for raising, moving and lowering a massive coker chute cover are provided. One embodiment of the invention comprises engaging the cover with a lift plate, raising the lift plate, and, moving the lift plate, the course of the moveme... | 08/18/1992 |
| 5034104 | Servicing and emptying apparatus for coke-oven battery A coking installation has a longitudinal succession of coking chambers having respective coke sides opening transversely above a bench level above ground level and an outer rail extending longitudinally along and adjacent the coke sides of the chambers. A... | 07/23/1991 |
| 5024730 | Control system for delayed coker A system controls a delayed coker in which a heavy liquid hydrocarbon feedstock is thermally decomposed to a solid coke product in a cyclical process. When the coking portion of the cycle is completed, the coke in the drum is cooled by quench water, and t... | 06/18/1991 |
| 4943353 | Control for modular water distiller A modular water distillation apparatus includes a distillation unit which may be manually operated by adding water manually to the steam generator. The apparatus further includes an add-on holding tank and an add-on control unit which mounts to the holdin... | 07/24/1990 |
| 4921579 | Method of pre-heating a coke oven A method of heat conditioning a coke oven in a battery circulates hot gas through the oven from a non-radiant burner.... | 05/01/1990 |
| 4917771 | Distilling apparatus A column construction or boiling space in a distilling apparatus, having a pure vapor input connector, an input connector for water to be distilled, numerous heat exchange tubes within the column construction, a pure vapor removal connector, a condensate ... | 04/17/1990 |
| 4917770 | Distillation apparatus A vertically extending distillation cylinder has a closed top and an open bottom having an electric heating element disposed therein to form a closure. Adjacent to the top of the distillation cylinder is connected a condensing tube. The condensing tube ex... | 04/17/1990 |
| 4732652 | Clamping system for coke oven heating walls A clamping system for preventing detrimental tensile and shearing stresses in heating walls used for example as partitions in industrial furnaces, comprises clamping plates adjoining opposite end faces of a heating wall plate, yoke-shape beams facing each... | 03/22/1988 |
| 4706581 | Fossil fuel furnace reactor A fossil fuel furnace reactor is provided for simulating a continuous processing plant with a batch reactor. An internal reaction vessel contains a batch of shale oil, with the vessel having a relatively thin wall thickness for a heat transfer rate effect... | 11/17/1987 |
| 4689120 | Apparatus for the recovery of oil from shale An apparatus for the recovery of oil from shale is disclosed in which the shale travels through processing zones on a moving grate. Among the processing zones are a destructive distillation zone and a carbon combustion zone. A conduit is provided for reci... | 08/25/1987 |
