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...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 7935227 | Method and a mobile unit for collecting biomass A method for collecting biomass, such as straw, and for producing a pyrolysis liquid, such as oil or tar, from the biomass, includes the step of collecting the biomass from a growth site, e.g. a field, by means of a mobile unit. The biomass is continuously fed into ... | 05/03/2011 |
| 7931783 | Pyrolysis methods and apparatus A fast pyrolysis apparatus (200) for producing pyrolysis liquid, such as oil or tar, char and pyrolysis gas from biomass, such as straw, comprises a centrifuge chamber (204) and a rotor (210) arranged to impart rotation on the biomass in the cen... | 04/26/2011 |
| 7922870 | Method and system for the pyrolysis of whole tires A method and apparatus for waste tyres pyrolysis wherein whole tyres are directly heated in a tunnel type furnace with flue gases from the combustion of pyrolysis gases. The process produces thermal energy, carbon black and mineral oil. The cooled flue gases are pur... | 04/12/2011 |
| 7632381 | Systems for providing continuous containment of delayed coker unit operations The present invention relates to a safety system during the entire delayed coker operation. The present invention preferably comprises a coke drum; a first coke drum de-header system coupled to the bottom of the coke drum; a second coke drum de-header system coupled... | 12/15/2009 |
| 7534326 | Coke drum bottom unheading system Clamping system and method for clamping the bottom head cover of a coke drum to the bottom flange thereof are disclosed. The system and method include determining the flange stiffness or resistance to deflection resulting from the spring-like force exerted on the bo... | 05/19/2009 |
| 7459063 | Systems and methods for deheading a coke drum 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... | 12/02/2008 |
| 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 |
| 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 |
| 7168459 | Feed bags and methods of use A feed bag includes a body bounding a compartment, the compartment being adapted to hold a feed material. The body has a first end with an outlet formed thereat and an opposing second end. A vent port is formed on the body so as to communicate with the compartment. ... | 01/30/2007 |
| 7144558 | Wood gasification apparatus A wood gasification apparatus in which cellulosic material is transported by an auger through a housing and heated to vaporize at least a portion of the cellulosic material by frictional heating. The auger and housing define a spiral void through which the cellulosi... | 12/05/2006 |
| 6953517 | Plant for the treatment of residue In order to make it possible for an inhomogeneous residue generated in a pyrolysis plant to be separated continuously and in as fully graded a way as possible, specially selected components are combined with one anther in an advantageous configuration. An essential ... | 10/11/2005 |
| 6736940 | Process for pyrolyzing tire shreds and tire pyrolysis systems Tire pyrolysis systems and processes are provided which include feeding tire shreds to a pyrolysis reactor, pyrolyzing the shreds in a pyrolysis reactor to produce a hydrocarbon-containing gas stream and carbon-containing solid, removing the carbon-containing solid ... | 05/18/2004 |
| 6344361 | Method of detecting the presence of impurities, unit and method for vaporizing liquid, and double air-distillation column A film-type vaporizer in a vaporization enclosure, for example the upper column of a double air-distillation column, is associated with a measurement and analysis box where a polished surface and a spillway reconstruct the flow of liquid in the vaporizer ... | 02/05/2002 |
| 5846385 | Process and apparatus for energy recovering through waste classification and calcination The invention provide a process for energy recovering through waste classification and calcination and an apparatus therefor, comprises crushing and sorting various types of wastes and by means of a series of classification, calcination and recovering tre... | 12/08/1998 |
| 5720854 | Purge feeding means and method A purge chamber for purging oxygen from interlocking, solid material, such as shredded tire pieces, prior to further processing of the material in a liquefaction apparatus. The purge chamber includes a chamber for holding interlocking, solid material An e... | 02/24/1998 |
| 5705035 | Tire liquefying process reactor discharge system and method A discharge system is used with a tire liquefaction process using a reactor. The system includes a receiver receiving unreacted components, including oil coated metal from the reactor. The unreacted components are moved through a pyrolysis reactor where t... | 01/06/1998 |
| 5693188 | Hydrocarbon thermal processing apparatus Apparatus for the thermal conversion of solids containing hydrocarbons. In one embodiment for solids which can be converted entirely to vapour, pieces of the solids are continually fed into a molten lead bath in an oxygen free atmosphere in an elongated c... | 12/02/1997 |
| 5632863 | Battery pyrolysis process Used batteries and other material for reclamation and recovery or environmentally safe disposal are transferred from a feed bin by an auger into a crusher and then into a pyrolysis chamber. The feed system excludes air or oxygen from passing through the a... | 05/27/1997 |
| 5628877 | Method and device for producing a solid fuel from combustible waste A method for producing a solid fuel from combustible waste includes sorting and grinding the waste, treating the waste by heating in the absence of oxygen in a first pyrolysis reactor and then collecting the waste so treated. Polluting elements in the gas... | 05/13/1997 |
| 5464503 | Tire liquefying process reactor discharge system and method A discharge system is used with a tire liquefaction process using a reactor. The system includes a receiver receiving unreacted components, including oil coated metal, from the reactor. The unreacted components are moved through a pyrolysis reactor where ... | 11/07/1995 |
| 5464876 | Process for the recovery of valuable materials during the work-up of polyvinyl chloride Heating of polyvinyl chloride, in particular plasticizer-containing polyvinyl chloride, to a temperature of from 250° to 500° C. in the absence of oxygen gives a low-chlorine, carbon-containing residue, plasticizer and hydrogen chloride.... | 11/07/1995 |
| 5423950 | Method and reactor for producing tire oil The reactor forms a chamber which contains the reaction process. There are accesses to the chamber for receiving shredded tires and oil. There are egresses from the chamber for discharging the tire oil and for discharging unreacted elements. Apparatus is ... | 06/13/1995 |
| 5085738 | Method and apparatus for thermal conversion of organic matter An apparatus for the thermal conversion and recovery of organic waste materials includes an oxygen-free chamber filled with molten lead and a method of use of the apparatus. The chamber is elongate and inclined so that organic material introduced in a low... | 02/04/1992 |
| 4839151 | Recovery process A process for economically recovering char, oil and fuel gas from vehicle tires is disclosed, for either whole tires or physically fragmented tires. The tires may be washed to remove dirt and road film. The tires are dried and preheated with super-heat st... | 06/13/1989 |
| 4792382 | Process for removing dust from dry cooled coke The invention concerns a process for removing dust from coke cooled by a dry method after the coke has left the cooling zone of a cooling chamber, and a device for carrying out the process. A dust-free flushing gas is injected below the cooling zone, pref... | 12/20/1988 |
| 4701243 | Method for cooling and dedusting dry cooled coke A method of cooling and dedusting coke after leaving the coke dry cooling system comprises directing the coke at a temperature of approximately 150° to 200° C. into an immersion tank which has a liquid temperature of approximately 100° C., thereafter c... | 10/20/1987 |
| 4686007 | Method of thermally decomposing polymeric material A polymeric material containing solids in the form of metal and/or cord lumps is partially thermally decomposed to produce a suspension of the polymeric material containing solids in the form of metal and/or cord lumps. Then, the suspension with the solid... | 08/11/1987 |
| 4663145 | Device for an method of working up pickling and etching liquids A device for and method of working up etching and pickling liquids consisting of a vertical furnace having one or more vertical reaction spaces through which balls move at a maximum packing density. The furnace has a temperature gradient from the bottom (high)... | 05/05/1987 |
| 4303494 | Continuous reaction/separation method for nucleated growth reactions A solid product resulting from the nucleated growth of the product on solid material of either the same or different composition and having a density higher than the reaction medium is formed from one or more liquid phase reactants by a method which compr... | 12/01/1981 |
| 4145189 | Process for preparing a clean-burning, low sulphur liquid fuel from coal Coal is subjected to a pyrolysis process which produces an oil fraction, a char, a water fraction, and a gas by-product. The oil fraction may be desulphurized, and the ash and sulphur removed from the char by micronizing the char and using known methods t... | 03/20/1979 |
| 4118309 | Separation and recovery of heat carriers in an oil shale retorting process In an oil shale retorting process, hot heat-carrying spherically-shaped solids are cycled to a retort zone to mix with and retort crushed oil shale, thereby producing gas and oil products and a mixture of irregularly-shaped, laminar spent shale and spheri... | 10/03/1978 |
| 4101413 | Extraction of coal Coal can be extracted with high boiling aromatic oils produced by extracting the aromatic constituents of a heavy petroleum material, e.g. a bitumen residue, using a selective solvent, mixing the extract with a low-boiling aromatic solvent, adding water a... | 07/18/1978 |
| 4077847 | Solid waste disposal system There is provided a system for segregating through comminution and classification solid waste into ferrous metal, inorganic, and organic fractions. The inorganic fraction is further classified into aluminum and glass fractions. The organic fraction is fur... | 03/07/1978 |
| 3966584 | Improvements in and relating to the production of coke A process for the production of coke which process comprises extracting coal at an elevated temperature with a suitable solvent, filtering undissolved material from the extract, concentrating the extract and thereafter coking the concentrated extract whil... | 06/29/1976 |
| 3953928 | Cooling of hot particulate material particularly calcined petroleum coke A method of cooling a hot particulate material, such as calcined petroleum coke, is described. The stream of hot particulate material is split as it leaves the device or calciner in which it has been heated. A major portion of it, such as about 80-90%, is... | 05/04/1976 |
