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| Number | Title | Issue Date |
| 7846302 | Fractional destructive distillation array A system and apparatus for pyrolyzing solid wastes to recover there-from useful hydrocarbon distillates, carbon black, and other potentially commercially valuable by-products. Pyrolysis and distillation may be performed substantially continuously, rather than by bat... | 12/07/2010 |
| 7736471 | Material treatment systems for waste destruction, energy generation, or the production of useful chemicals A system for treating a feedstock for the purposes of waste destruction, energy generation, or the production of useful chemicals is disclosed and includes a reactor vessel. A heating lance is configured to outflow the products of a partial oxidation reaction into a... | 06/15/2010 |
| 7563345 | Transverse-flow pyrocatalytic reactor for conversion of waste plastic material and scrap rubber A system for pyrocatalytic conversion of non-halogenated synthetic resinous material is reacted in a molten lead bath in an oxygen free environment, wherein the non-halogenated resinous material is mixed with a particulate catalyst in the lead bath which is at a tem... | 07/21/2009 |
| 7476295 | Separation apparatus for removal of particulate material from flash zone gas oil A separation apparatus for removing particulate material from a flash zone gas oil stream produced in a delayed coking unit. The apparatus of the invention employs cyclonic separation to remove particulate material from the flash zone gas oil stream. The stream can ... | 01/13/2009 |
| 7438785 | Method and device for thermal ablative pyrolysis of biomass A method for the pyrolosis of biomass with the aid of a heating element and a feed for guiding the biomass. During pyrolysis, the heating element and the biomass are pressed against each other at a pressure of 5 bars-80 bars. A device for pyrolysing biomasses, compr... | 10/21/2008 |
| 7357848 | Deheader valve installation system and method The present invention features an installation system for facilitating the installation and removal of a closure onto and from a pressure vessel, respectively. The installation system comprises a fixed support structure constructed proximate a pressure vessel; a car... | 04/15/2008 |
| 7316762 | Dynamic flange seal and sealing system The present invention features a flange to flange dynamic seal and sealing system, particularly suited for use within high temperature, high pressure environments, such as a delayed coking process. The dynamic flange seal and sealing system comprises two primary ele... | 01/08/2008 |
| 7247220 | Coke drum discharge system An apparatus including a coke drum for coking hydrocarbon substances, a valve disposed near the bottom of the coke drum, and a discharge conduit for removing coke from the coke drum, wherein the discharge conduit is connected to the valve such that when the valve is... | 07/24/2007 |
| 7169266 | Low headroom coke drum unheading device A coke drum head is hinged to a coke drum body using a compound joint such as a trammel pivot, and the head is moved between open and closed positions using an actuator. In moving between open and closed positions, the head traces out a non-circular path which reduc... | 01/30/2007 |
| 7108768 | Safety lock boltless closures An apparatus comprises a movable lock ring and a lock arm that prevents inadvertent movement of the lock ring. Contemplated configurations are especially useful in delayed coking vessels to prevent opening of the vessel while the vessel is in operation. ... | 09/19/2006 |
| 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 |
| 7037410 | Process and apparatus for destructive distillation of rubber An improved process and apparatus for the destructive distillation or pyrolysis of rubber, such as used rubber tires, to produce liquid and gaseous hydrocarbons and a solid carbonaceous char. A heat transfer gas circulating in a circulation loop is used to cool the ... | 05/02/2006 |
| 6964727 | Coke drum bottom de-heading system The present invention features a coke drum de-heading system comprising (a) at least one coke drum having an orifice therein; (b) a de-header valve removably coupled to the coke drum designed to de-head the coke drum; and (c) an exchange system, including an upper a... | 11/15/2005 |
| 6797122 | Coke oven and method of operating the same A coke oven and a method of operating the same, capable not only of achieving a uniform combustion temperature heightwise within a combustion chamber when a rich gas or a lean gas is burnt, but also of reducing NOx content in the waste gas, while eliminat... | 09/28/2004 |
| 6764592 | Drum warming in petroleum cokers A method of producing petroleum coke in a petroleum coking system comprising the steps of (a) adding a fluid to a live coking drum while warming a second drum so that additional vapor is provided in the live drum and (b) reducing pressure loss in the live drum by re... | 07/20/2004 |
| 6666955 | Method and apparatus for reclaiming volatile products and non-volatile residue An improved method and apparatus is disclosed for reclaiming volatile products and non-volatile residue through the pyrolysis of a polymeric material comprising placing the polymeric material in a reactor and establishing an oxygen deficient atmosphere in... | 12/23/2003 |
| 6623602 | Method for reclaiming volatile products and non-volatile residue An improved method is disclosed for reclaiming volatile products and non-volatile residue through the pyrolysis of a polymeric material comprising placing the polymeric material in a reactor and establishing an oxygen deficient atmosphere in a reactor. Th... | 09/23/2003 |
| 6596128 | Coke oven flue gas sharing The invention provides a method and apparatus for decreasing gas flow rates in a sole flue gas system for a coke oven during at least an initial coking operation after charging a coking oven with coal. The method includes providing a duct system between a... | 07/22/2003 |
| 6168688 | Method and plant for treating solid waste products by thermolysis A method and apparatus is provided for the thermolysis of solid waste within an enclosed thermolysis chamber in the absence of free oxygen which produces a thermolysis off-gas. The thermolysis off-gas is removed from the thermolysis chamber and injected i... | 01/02/2001 |
| 6117308 | Foam reduction in petroleum cokers A method and apparatus for at least reducing foam formation and expansion in a coking drum and for preventing foamovers. In the invention, a fluid is injected into the upper portion of the coking drum during the coking drum fill cycle in a manner effectiv... | 09/12/2000 |
| 5865956 | Process and apparatus for the conversion of sludges A process for the conversion of organic sludges, the process comprising the steps of: (a) feeding dried sludge through a first reactor (16); (b) heating the dried sludge in the first reactor (16) in the absence of oxygen for the volatilization of oil producing... | 02/02/1999 |
| 5824193 | Method of thermally treating plastics material A method of thermally treating plastics material includes the steps of heating a treatment chamber at least to the melting point of at least a fraction of the plastic material, maintaining an oxygen level in the treatment chamber below combustion level of... | 10/20/1998 |
| 5753086 | Process for waste plastic recycling An apparatus for recycling or decompstiong waste plastic is decomposed in a diluent such as hot oil through actions involving free readical precursors, such as polyvinyl chloride or polyurethane is achieved at low temperatures. The thermal decompostion (o... | 05/19/1998 |
| 5597451 | Apparatus for thermally decomposing plastics and process for converting plastics into oil by thermal decomposition A thermal decomposition apparatus for plastics wherein plastics are melted and thermally decomposed, and the resulting decomposition gas is cooled for condensation and recovered in the form of a thermal decomposition oil. The apparatus comprises a thermal... | 01/28/1997 |
| 5584969 | Apparatus for thermally decomposing plastics and process for converting plastics into oil by thermal decomposition A thermal decomposition apparatus for plastics wherein plastics are melted and thermally decomposed, and the resulting decomposition gas is cooled for condensation and recovered in the form of a thermal decomposition oil. The apparatus comprises a thermal... | 12/17/1996 |
| 5400724 | Petroleum polymer product treatment apparatus The present invention provides a petroleum polymer product treatment apparatus capable of reducing the thermal energy, which is required to heat the material to be treated, to the smallest possible quantity, effectively utilizing the residue obtained, kee... | 03/28/1995 |
| 5336375 | Delayed coker drumhead handling apparatus A delayed coker drumhead handling apparatus, which includes remotely operable trammel pivot apparatus to open and close the coke drum by moving the drumhead downwardly and laterally, such that the apparatus is especially suitable for use in areas of restr... | 08/09/1994 |
| 5098524 | Coke drum unheading device A coke drum unheading device having an actuator system operable from a location remote from a drum outlet. The actuator is adapted to move a drumhead between closed and open positions and to retain the drumhead in a closed position under load.... | 03/24/1992 |
| 4994169 | Oil recovery process and apparatus for oil refinery waste A process and apparatus for the recovery of oil from aqueous oil refinery waste involves mixing the waste with a fluidizing oil and evaporating the water from the mixture in a plurality of stages. The dewatered mixture is fed to a delayed coking system in... | 02/19/1991 |
| 4994174 | Process and system for low-temperature carbonization of oil shale, oil sands or similar oil-bearing solids A process and system for low-temperature carbonization of oil shale, oil sands and similar oil-bearing solids includes low-temperature carbonization of oil-bearing solids in a high-pressure fluidized bed reactor in the presence of a substance selected fro... | 02/19/1991 |
| 4849057 | Apparatus for the pyrolysis of waste material A plant for the pyrolysis of waste material containing hydrocarbons has a cooling stage. In this cooling stage, the hot pyrolysis gas coming from the pyrolysis reactor is cooled by direct heat exchange with low-boiling pyrolysis oil which is obtained in a... | 07/18/1989 |
| 4842728 | Chemical reformer A method and system of continually reforming sewage and other organic materials into liquid oils and gases by pyrolysis using the contained and entrained water in the inorganic and organic constituents of the sewage.... | 06/27/1989 |
