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| Number | Title | Issue Date |
| 7399408 | Device for supercritical water oxidation of materials A method and device for oxidization of materials in supercritical water. The method involves a) introducing a fluid containing water and an oxidizing agent in a ring-shaped area and through a first end of a substantially tube-shaped reactor comprising an external wa... | 07/15/2008 |
| 7316718 | Differential pressure-driven borohydride based generator An arrangement for generating hydrogen gas utilizes differential pressure to transport fuel and spent fuel components without requiring an electrically powered fuel delivery pump. ... | 01/08/2008 |
| 7230037 | Method for mixing a polyol component and an isocyanate component The present invention relates to a method for the continuous mixing of at least one polyol component and at least one isocyanate component and optionally additives to form a polyurethane reaction mixture in a stirrer mixer with an axially conveying stirrer. ... | 06/12/2007 |
| 7186385 | Apparatus for providing gas to a processing chamber An apparatus for generating gas for a processing system is provided. In one embodiment, an apparatus for generating gas for a processing system includes a canister having at least one baffle disposed between two ports and containing a precursor material. The precurs... | 03/06/2007 |
| 7169960 | Dehydrogenation process A process for the dehydrogenation of a C2 or C3 alkyl aromatic compound to a corresponding vinyl aromatic compound in a tubular reactor incorporating a spiral flow path. Preferred embodiments of the invention provide processes for the productio... | 01/30/2007 |
| 7169292 | Pyrolysis tube and pyrolysis method for using the same The present invention provides a pyrolysis tube for enhancing the yield of olefins and reducing a coking tendency in steam cracking of hydrocarbons. According to the present invention, the pyrolysis tube is characterized in that a plurality of mixing blades made by ... | 01/30/2007 |
| 7153480 | Apparatus for and method of producing aromatic carboxylic acids A reactor for the oxidation of a precursor to an aromatic carboxylic acid or ester thereof in a liquid phase reaction mixture is disclosed. The reactor comprises an elongate vessel, substantially vertical in use, having an upper mixing element and a lower mixing ele... | 12/26/2006 |
| 7122161 | Taylor reactor for materials conversion in the course of which a change in viscosity of the reaction medium occurs A Taylor reactor for conducting material conversions, having an external reactor wall (1) located within which there is a concentrically or eccentrically disposed rotor (2), a reactor floor (3) and a reactor lid (4), which together define... | 10/17/2006 |
| 7083657 | System for hydrogen generation The present invention relates to an improvement in a system for the generation of hydrogen by contacting an aqueous solution of a metal hydride salt with a hydrogen generation catalyst. In particular, the present invention relates to the incorporation within the sys... | 08/01/2006 |
| 7081233 | Method and apparatus for degassing liquid sulfur A vessel is mounted external to a liquid sulfur storage pit for degassing liquid sulfur at atmospheric pressure. Liquid sulfur is re-circulated from the pit to a static mixing device extending from a head space to the liquid sulfur which provides intimate contact of... | 07/25/2006 |
| 7018436 | Catalytic reactor with tangential flow distribution A reactor with a catalyst bed having a central longitudinal axis, which catalyst bed has an upstream surface perpendicular to the central longitudinal axis, and a distribution chamber for directing a gaseous mixture of reactants to the upstream surface of the cataly... | 03/28/2006 |
| 6929783 | Method and apparatus for producing and treating novel elastomer composites Elastomer masterbatch is processed in a continuous compounder having multiple parallel elongate rotors axially oriented in an elongate processing chamber. Optionally, additional materials are compounded into the masterbatch, e.g., additives, other elastomeric compos... | 08/16/2005 |
| 6830597 | Process and device for pyrolysis of feedstock The subject invention pertains to unique and advantageous systems for gasifying and/or liquefying biomass. The systems of the subject invention utilize a unique design whereby heat from a combustion chamber is used to directly gasify or liquefy biomass. In a preferr... | 12/14/2004 |
| 6783743 | Apparatus and method for absorbing and recycling material in a blender An apparatus and method for blending a solute and a solvent to form a solution product which substantially eliminates starting material and product operational loss while improving environmental safety both in the workplace and the ambient atmosphere. The apparatus ... | 08/31/2004 |
| 6605261 | Method and apparatus for continuously transforming plutonium oxalate into plutonium oxide The present invention relates to a method of transforming plutonium oxalate into plutonium oxide by drying and then calcining. In said method, in a characteristic manner, the operations of drying and calcining are implemented continuously, in the presence... | 08/12/2003 |
| 6503466 | Apparatus and method for chemically loading fibers in a fiber suspension An apparatus for continuously loading fibers in a fiber suspension with a chemical compound includes a deflocculating vessel having an interior chamber, a fluid inlet connected with the interior chamber, a fluid outlet connected with the interior chamber,... | 01/07/2003 |
| 6392007 | Multi-pixel liquid streams, especially fiber-forming polymeric streams, and methods and apparatus for forming same At least two different liquid streams are sub-divided into a dense plurality of individually separated parallel pixels oriented in respective misregistered arrays. Therefore, an individual pixel of one of the liquid stream arrays will be surrounded by pix... | 05/21/2002 |
| 6380449 | Dehydrogenation process Process for the catalytic dehydrogenation of ethylbenzene in which a feedstock containing ethylbenzene and steam is supplied into the inlet of a tubular reactor containing a dehydrogehation catalyst. Within the reactor, the feedstock flows through at leas... | 04/30/2002 |
| 6358480 | Apparatus for decomposing waste plastics There is provided a plastic waste decomposing apparatus which is capable of quickly and efficiently separating from a liquid phase polymer a vapor component produced from the liquid phase polymer so as to suppress generation of carbon following a decompos... | 03/19/2002 |
| 6337058 | Process for producing calcium sulfide A process and apparatus for producing calcium sulfide is provided comprising a container housing one or more drums, each drum having a substantially horizontal longitudinal center axis and containing one or more screw conveyors therein. Multiple drums are... | 01/08/2002 |
| 6226889 | Continuous rotary vacuum retort apparatus and method of use The present invention relates to a method and apparatus for use in removing at least one volatile contaminant from contaminated material by using a rotary vacuum retort during high temperature and vacuum processing. The loading and unloading are performed... | 05/08/2001 |
| 6105275 | Continuous rotary vacuum retort apparatus and method of use The present invention relates to a method and apparatus for use in continuously loading material to be treated into a rotary vacuum retort and continuously unloading one or more vapors or similar volatile substances and treated material out of the rotary ... | 08/22/2000 |
| 6054103 | Mixing system for processes using supercritical fluids A mixing vessel for a process using supercritical process media, the vessel including an agitator for mixing a batch of materials and a process media in a supercritical state in the vessel to produce a reaction mixture based on a selectable reaction proce... | 04/25/2000 |
| 6010667 | Shaft reactor for treating bulk material A shaft reactor for treating bulk material, including granular bulk material, in particular for the continuous post-condensation of PET, PEN or PA in the solid phase. A uniform product flow without significant decrease of the usable contents of the reacto... | 01/04/2000 |
| 5918976 | Mixing method Disclosed is a process for forming a compound by mixing at least two components, which comprises the steps of: circulating a specific component along a circulation route; and mixing the specific component with a second component different from the specific com... | 07/06/1999 |
| 5900219 | Generator and process for generating a product gas In order to improve a generator for generating a product gas by means of a chemical reaction between an educt gas and a liquid, comprising a closed reaction chamber with a liquid supply, a liquid discharge, an educt gas supply, a product gas discharge, a ... | 05/04/1999 |
| 5863389 | Pulp bleaching reactor for dispersing high consistency pulp into a gaseous bleaching agent containing ozone An apparatus for delignifying and bleaching a lignocellulosic pulp without the use of elemental chlorine. The bleaching reactor is a horizontal vessel having a central rotatable shaft which preferably contains paddles, cut and folded screw flights or a ri... | 01/26/1999 |
| 5846498 | Reactor system A shell and tube heat exchanger reactor with forced circulation is used to improve heat and mass transfer for exothermic liquid-liquid, gas-liquid and gas-liquid-solid reactions. Enhanced productivity and selectivity are obtained.... | 12/08/1998 |
| 5811259 | Biochemical reactor A biochemical reactor utilizing an immobilized carrier which is useful in applications such as denitrification of waste water and includes a circulation conduit within the interior of the biochemical reactor. A feed conduit feeds recirculating fluid throu... | 09/22/1998 |
| 5651944 | Apparatus for degassing thermoplastic synthetic plastics material An apparatus for degassing thermoplastic synthetic plastics material has a first screw section (11) for the intake of the material to be treated. The plasticized synthetic plastics material flows from the housing (10) of this screw section (11) through a ... | 07/29/1997 |
| 5641397 | Device for separating inorganic material polluted by organic material from a fluid A device for separating inorganic material polluted by organic material from a fluid, especially of sand polluted by organic material in sewage devices, is provided with a circular shaped container (1), which in its upper region has a feed device (19) for... | 06/24/1997 |
| 5609831 | Machine for producing a cross-linked extruded product A machine for producing extruded products of polymers that are cross-linked by adding at least one additive in a polymerization reaction. A feed hopper for plastic granules is coupled to a mixing container which is formed with side ports to admit the desi... | 03/11/1997 |
| 5607648 | Rotary kilns A rotary kiln, particularly for producing uranium dioxide from uranium hexafluoride, has an inlet arrangement and a heated rotatable barrel. Uranium hexafluoride and steam react together in the inlet arrangement to form uranyl fluoride which is fed into t... | 03/04/1997 |
| 5587298 | Bioreactor A bioreactor which and be used with substrates which are difficult to attain sufficient dispersion is made up of a reaction vessel 1 having a reaction chamber 2 surrounded by a water jacket 3 for maintaining a predetermined constant temperature. The react... | 12/24/1996 |
| 5556765 | Reactor using tubular spiroids for gas/liquid propulsion A reactor includes a reaction vessel that defines a reaction chamber. Completely or partially within the reaction chamber is at least one spiroid. The spiroid is operably associated with the reaction vessel so that rotation of the reaction vessel causes t... | 09/17/1996 |
| 5540900 | Reactors and apparatus for the physico-chemical treatments of substances in the solid, liquid or gaseous state An apparatus for the physiochemical treatment and reaction of material which includes a pair of conveying screws which convey the material from an inlet to an outlet and wherein the portion of the material is recycled through spaced openings between the s... | 07/30/1996 |
| 5520783 | Apparatus for bleaching high consistency pulp with ozone An apparatus and method for bleaching high consistency lignocellulosic pulp using ozone supplied in an ozone containing gas. The bleaching reactor apparatus according to the invention is a generally cylindrical vessel itself being rotatable or with a rota... | 05/28/1996 |
| 5472572 | Reactor for bleaching high consistency pulp with ozone An apparatus and method for bleaching high consistency lignocellulosic pulp using ozone supplied in an ozone containing gas. The bleaching reactor apparatus according to the invention is a generally cylindrical vessel with a rotatable shaft having radiall... | 12/05/1995 |
| 5451296 | Two stage pulp bleaching reactor A two stage ozone-pulp bleaching method and apparatus are disclosed. In the first stage, high consistency pulp particles are turbulently mixed and contacted with a gaseous mixture containing ozone to mix and contact substantially all of the pulp particles... | 09/19/1995 |
| 5413765 | Method and apparatus for effecting gas-liquid contact Components, usually but not exclusively gaseous components, are removed in a liquid medium from gas streams and chemically converted into an insoluble phase or physically removed. Specifically, hydrogen sulfide may be removed from gas streams by oxidation... | 05/09/1995 |
