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| Number | Title | Issue Date |
| 8182772 | Radial flow continuous reaction/regeneration apparatus This specification discloses a radial flow continuous reaction/regeneration apparatus. Through employing a rotary device to individually and annularly distributing process fluid and regeneration fluid into a stationary segmented reaction/regeneration box and receivi... | 05/22/2012 |
| 8158074 | Wall system for catalytic beds of synthesis reactors Described here is a system (8; 9; 50) of walls for catalytic beds of reactors (1) for the heterogeneous synthesis of chemical compounds characterized in that it comprises a wall (14) of predetermined thickness in direct contact with a catalytic ... | 04/17/2012 |
| 8101133 | Radial flow reactor A radial flow reactor is disclosed for use in gas purification, separation or reaction processes and most suitably used in prepurification processes. The reactor has two concentric internal baskets which are rigidly supported at both the top and bottom ends of the r... | 01/24/2012 |
| 8043578 | Flexible pressure containing shaped coverplate configuration A flexible pressure containment coverplate has been invented for radial flow reactors. The coverplate is for a fixed bed reactor wherein the reactor undergoes significant thermal cycles. The coverplate provides flexibility for axial and radial thermal growth, while ... | 10/25/2011 |
| 8043577 | Method and device for nozzle-jetting oxygen into a synthesis reactor With the help of a method and device for nozzle-jetting oxygen into a synthesis reactor, e.g. for oxy-dehydration, with largely axial flow of the gas mixture through a catalyst bed, it is intended to vastly improve the mixing-in and mixing-through of oxygen above th... | 10/25/2011 |
| 7981377 | Dehydrogenation of alkyl aromatics Dehydrogenation of a reactor system of one or more vertically oriented flow reactors equipped with a system for introducing a catalyst extender into the inlet of the reactor. A vertically oriented radial flow reactor comprises inner and outer reactor tubes having pe... | 07/19/2011 |
| 7906081 | Internal grids for adsorbent chambers and reactors A milled plate is presented that is provided for use in a radial flow reactor. The milled plate has narrow slots milled in the plate on the solid particle side and slots of slightly greater width milled on the fluid side of the plate. The plates provide strength to ... | 03/15/2011 |
| 7771677 | Catalytic reactor An axial/radial—or radial/flow catalytic reactor has inlet and outlet ports and a bed of particulate catalyst disposed as e.g. a cylinder or cone round a central region communicating with one of the ports. For at least part of the height of the catalyst bed, the e... | 08/10/2010 |
| 7749467 | Optimizer hydraulic enhancement using milled plate A radial flow reactor fluid duct distribution apparatus is presented. The apparatus includes a plate of sufficient thickness to impart strength to the fluid flow duct and is milled to have narrow slots allowing fluid to flow through the plate, while preventing the p... | 07/06/2010 |
| 7682579 | Method and device for nozzle-jetting of oxygen with radial catalyst flow The invention relates to a method and device for the injection of oxygen in a reformer reactor, for example, for oxydehydrogenation, with an essentially radial throughflow of the gas mixture through a catalytic packing, whereby the incorporation and mixing of the ox... | 03/23/2010 |
| 7588740 | Method for in-situ modernization of a heterogeneous synthesis reactor A method for in-situ modernization of a heterogeneous synthesis reactor, comprises the steps of providing an unperforated cylindrical wall (15) coaxial to the gas outlet wall (8) in a catalytic bed (6) of the radial or axial-radial type, the unp... | 09/15/2009 |
| 7544335 | Floating top cover plate assembly for radial flow reactors A radial flow reactor comprising a floating top cover plate assembly. A method of operating a radial flow reactor comprising floating a top cover plate assembly within the reactor. ... | 06/09/2009 |
| 7393510 | Decontamination of process streams A method for removing contaminants from a process stream that includes the use of reticulated material to filter the process stream in a vessel located upstream of a process unit. The reticulated material can be used with other conventional filter media within the v... | 07/01/2008 |
| 7341872 | Multiautoclave with set of vessels for combinatorial synthesis of zeolites and other materials A vessel arrangement having a base and multiple vessels suited for simultaneously conducting a plurality of isolated experimental reactions or treatments at atmospheric process conditions or elevated temperatures and pressure condition has been developed. A componen... | 03/11/2008 |
| 7323152 | Catalyst or sorbent beds A fixed bed containing a particulate catalyst or sorbent material (10) subject to operation at high temperature having a shaped boundary member (16) inclined to the direction of fluid flow through the bed that maintains the depth of said catalyst or so... | 01/29/2008 |
| 7288411 | Process for simultaneously evaluating a plurality of catalysts A process for simultaneously testing a plurality of catalysts using combinatorial chemistry has been developed. The process involves containing the plurality of catalysts in an array of parallel reactors with each reactor containing a bed of catalyst. Each bed of ca... | 10/30/2007 |
| 7279145 | Multiphase reactor design incorporating filtration system for fixed--bed catalyst A unique reactor configuration especially suitable for interphase mass transfer and mixing of multiple phases, i.e. gas(es), liquid(s), and solid(s) where reaction is catalyzed by a solid catalyst comprises a draught tube reactor wherein the solid catalyst particles... | 10/09/2007 |
| 7252809 | Radial-flow and segmented honeycomb body A honeycomb body for the chemical conversion of at least one component of a gas stream, in particular an exhaust-gas stream from an internal combustion engine, includes an inflow passage having an axis, and sheet-metal layers. At least some of the sheet-metal layers... | 08/07/2007 |
| 7226568 | Plural conduit replaceable outer support structure for radial flow system Replaceable outer support structure 38 for a particulate material bed 70 in a radial flow system comprises a plurality of hollow conduits 50, 250, 260, at least some of which have a generally trapezoidal cross-section. The conduits are arranged ... | 06/05/2007 |
| 7214351 | Catalytic combustion reactor with a heat exchanger tube bundle housed therein, catalytic structure and method for carrying out catalytic combustion-reaction using the reactor and the catalytic structure A catalytic combustion reactor system comprises a heat exchange unit that comprises a bundle of open-ended tubes, the bundle having first and second collective ends, the first collective end adjoining a catalytic reactor that comprises a plurality of catalyst contai... | 05/08/2007 |
| 7214352 | Increased capacity reactor and its use A cylindrical reactor containing a radial particle bed suitable for hydrocarbon reforming comprises: a reactor inlet (1) having a means of feeding a charge, numerous perforated, internal conduits (5) arranged around the periphery of the reactor and par... | 05/08/2007 |
| 7214721 | Pre-converter for methanol synthesis A reactor system, plant and a process for the production of methanol from synthesis gas is described in which the reactor system comprises: (a) a first reactor adapted to be maintained under methanol synthesis conditions having inlet means for supply of... | 05/08/2007 |
| 7192562 | Hydrogen-oxygen mixer-sparger An apparatus is disclosed for the generation of hydrogen peroxide. The apparatus provides for the production of a large scale volume of hydrogen peroxide by the generation of a liquid bearing bubble cloud. The bubbles are generated with a tiny volume before flowing ... | 03/20/2007 |
| 7128775 | Radial bed flow distributor for radial pressure adsorber vessel The present invention is a pressure adsorber vessel that employs a radial adsorbent bed with a variable perforated flow distributor to provide an effective uniform fluid flow though the adsorbent bed. ... | 10/31/2006 |
| 7125529 | Apparatus and process for reacting over two catalyst beds Disclosed is a process for reacting feed in and an apparatus comprising a radial flow reactor including a first catalyst bed disposed between an outer wall and a centerpipe of the vessel and a second catalyst bed disposed within a centerpipe. Also disclosed is a met... | 10/24/2006 |
| 7115148 | Compact methanol steam reformer with integrated hydrogen separation Hydrogen is produced in a compact methanol-steam reformer, which integrates an inner cylindrical heating chamber; and a reactant vaporizer and heating zone, and an outer Cu/ZnO/Al2O3 catalyst bed in concentric annuli around the heating chamber.... | 10/03/2006 |
| 7033552 | Upgrading Fischer-Tropsch and petroleum-derived naphthas and distillates A process for upgrading at least one of a Fischer-Tropsch naphtha and a Fischer-Tropsch distillate to produce at least one of a gasoline component, a distillate fuel or a lube base feedstock component. The process includes reforming a Fischer-Tropsch naphtha to prod... | 04/25/2006 |
| 6991770 | Hydrogen storage tank A hydrogen storage tank has an outer cylinder and a cylindrical hydrogen storage module within the outer cylinder spaced apart from an inner peripheral surface of the outer cylinder to provide a hydrogen passage therebetween. The cylindrical hydrogen storage module ... | 01/31/2006 |
| 6982067 | Catalytic reactor An axial/radial—or radial/flow catalytic reactor has inlet and outlet ports and a bed of particulate catalyst disposed as e.g. a cylinder or cone round a central region communicating with one of the ports. For at least part of the height of the catalyst bed, the e... | 01/03/2006 |
| 6972119 | Apparatus for forming hydrogen A hydrogen producing apparatus comprising: a reforming section having a reforming catalyst which causes a reaction between a carbon-containing organic compound as a feedstock and water; a feedstock supply section for supplying the feedstock to the reforming section;... | 12/06/2005 |
| 6955792 | Pseudo isothermal catalytic reactor for exothermic or endothermic heterogeneous chemical reactions Heat exchange unit for pseudo-isothermal reactors including a substantially cylindrical shell (2) closed at its opposite ends by respective bottoms (3, 4), at least one thereof is provided with at least one manhole opening (5) of predetermined d... | 10/18/2005 |
| 6916453 | Reactor for exothermic or endothermic heterogeneous reactions A reactor (1) for carrying out exothermic or endothermic heterogeneous reactions comprising an outer shell (2) of substantially cylindrical shape and at least a heat exchanger (9) embedded in a catalytic layer (10) supported in said shell... | 07/12/2005 |
| 6814944 | Modifying device Shift conversion of hydrogen-rich reformed gas produced by reaction including partial oxidation of feed gas in a reforming reaction section (6) is made by its water gas shift reaction with shift conversion catalyst in a shift reaction section (10) in o... | 11/09/2004 |
| 6790415 | Process and reactor for treating a gas by means of a regenerable active packing In this process, during at least one phase of the treatment cycle, the gas outflow is increased or decreased locally in at least one marginal region of the packing. Application to drying/CO2 removal of atmospheric air intended to be distilled, or to the s... | 09/14/2004 |
| 6790417 | Monolith loop reactors An improved recirculating tank reactor incorporating the advantages of a fixed catalyst includes a monolithic honeycomb catalyst positioned within the tank in such a manner so as to provide an adjacent bypass passageway. Internal flow activation means are provided f... | 09/14/2004 |
| 6783742 | Reactor for producing hydrogen from hydrocarbon fuels A reformer for producing a hydrogen-rich gas includes a first zone, a second zone, a third zone, a fourth zone and a product gas collection space. The zones are sequentially adjacent. A flow path is provided for directing flow of a reaction stream in diverging direc... | 08/31/2004 |
| 6762335 | Apparatus for dehydrogenation of ethylbenzene to styrene The present invention discloses a process and apparatus for improving the catalyst life and efficiency in a gas flow catalyst bed reactor assembly. The reactor comprises an outer reaction vessel, an inner displacement cylinder, and an annular catalyst bed surroundin... | 07/13/2004 |
| 6746650 | Compact, light weight methanol fuel gas autothermal reformer assembly A fuel gas-steam reformer assembly, preferably an autothermal reformer assembly, for use in a fuel cell power plant, includes a catalyst bed which is formed from a cylindrical monolithic open cell foam body. The foam body is preferably formed from a high temperature... | 06/08/2004 |
| 6685892 | Process and apparatus for controlling reaction temperatures A process and apparatus for contacting reactants with a particulate catalyst while indirectly contacting the reactants with a heat exchange medium performs heat exchange in a first reaction zone and moves catalyst, at least intermittently, through the sec... | 02/03/2004 |
| 6623707 | Monolithic catalyst dehydrogenation reactor Axial flow dehydrogenation reactors comprising multiple catalyst beds formed of honeycomb monoliths, the beds being separated from each other by heating stages to maintain reactant stream temperature, provide low pressure drop and improved conversion effi... | 09/23/2003 |
