Including Specific Material Of Construction Patents (Class 422/240)
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Patent number: 8512663Abstract: In one aspect, the invention includes a refractory material for a pyrolysis reactor for pyrolyzing a hydrocarbon feedstock, the refractory material comprising an yttria stabilized zirconia, the refractory material comprising at least 21 wt. % yttria based upon the total weight of the refractory material. In another aspect, this invention includes a method for mitigating carbide corrosion while pyrolyzing a hydrocarbon feedstock at high temperature using a pyrolysis reactor system comprising the steps of: (a) providing a pyrolysis reactor system comprising stabilized zirconia in a heated region of the reactor, the stabilized zirconia including at least 21 wt. % yttria and having porosity of from 5 vol. % to 28 vol. %; (b) heating the heated region to a temperature of at least 1500° C.; and (c) pyrolyzing a hydrocarbon feedstock within the heated region.Type: GrantFiled: May 18, 2009Date of Patent: August 20, 2013Assignee: ExxonMobile Chemical Patents Inc.Inventors: ChangMin Chun, Frank Hershkowitz
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Patent number: 8501036Abstract: The invention relates to Group 1 metal/silica gel compositions comprising silica gel and an alkali metal or alloy, wherein Group 1 metals or alloys are absorbed into the silica gel pores. The invention relates to producing hydrogen gas comprising contacting a Group 1 metal/silica gel composition with water, and further relates to an alkali metal reduction of an organic compound, the improvement comprising contacting the organic compound with a Group 1 metal/silica gel composition. In these embodiments, the Group 1 metal/silica gel composition reacts with dry O2. The invention also relates to producing hydrogen gas comprising contacting a Group 1 metal/silica gel composition with water, and further relates to an alkali metal reduction of an organic compound, the improvement comprising contacting the organic compound with a Group 1 metal/silica gel composition. In these embodiments, the Group 1 metal/silica gel composition produced does not react with dry O2.Type: GrantFiled: August 4, 2011Date of Patent: August 6, 2013Assignees: SiGNa Chemistry, Inc., Board of Trustees of Michigan State UniversityInventors: Michael Lefenfeld, James L. Dye
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Publication number: 20130171208Abstract: Disclosed herein are compositions of nanoparticles. In some embodiments, the nanoparticles are Janus particles, where each particle includes a first component and second component that are exposed to the surface of the particle. Also, disclosed are methods and systems for making a composition of nanoparticles. Finally, a method of treating a mammal by administering a composition of nanoparticles is disclosed.Type: ApplicationFiled: February 27, 2013Publication date: July 4, 2013Inventor: Jeffrey W. Smith
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Publication number: 20130142707Abstract: A method for the oxidative coupling of hydrocarbons includes providing an oxidative catalyst inside a reactor and carrying out the oxidative coupling reaction under a set of reaction conditions. The reactor surfaces that contact the reactants and products do not provide a significant detrimental catalyzing effect. In an embodiment the reactor contains an inert lining or a portion of the reactor inner surface is treated to reduce the detrimental catalytic effects. In an embodiment the reactor contains a lining that includes an oxidative catalyst.Type: ApplicationFiled: January 30, 2013Publication date: June 6, 2013Applicant: FINA TECHNOLOGY, INC.Inventor: FINA TECHNOLOGY, INC.
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Patent number: 8450552Abstract: In one aspect, the invention includes a reactor apparatus for pyrolyzing a hydrocarbon feedstock, the apparatus including: a reactor component comprising a refractory material in oxide form, the refractory material having a melting point of at least 2060° C. and which remains in oxide form when exposed to a gas having carbon partial pressure of 10?22 bar, an oxygen partial pressure of 10?10 bar, at a temperature of 1200° C. In some embodiments, the reactor comprises a regenerative pyrolysis reactor apparatus and in other embodiments it includes a reverse flow regenerative reactor apparatus. In other aspects, this invention includes a method for pyrolyzing a hydrocarbon feedstock using a pyrolysis reactor system comprising the step of providing in a heated region of a pyrolysis reactor system for pyrolyzing a hydrocarbon feedstock, apparatus comprising a refractory material in oxide form, the refractory material having a melting point of at least 2060° C.Type: GrantFiled: October 8, 2009Date of Patent: May 28, 2013Assignee: ExxonMobil Chemical Patents Inc.Inventors: Frank Hershkowitz, ChangMin Chun, Paul F. Keusenkothen, Shiun Ling, Gary David Mohr
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Patent number: 8425855Abstract: In an embodiment, a reactor includes a section, wherein at least a portion of the section includes a base layer, wherein the base layer has a first composition that contains a silicide-forming metal element; and a silicide coating layer, wherein the silicide coating layer is formed by a process of exposing, at a first temperature above 600 degrees Celsius and a sufficient low pressure, the base layer having a sufficient amount of the silicide-forming metal element to a sufficient amount of a silicon source gas having a sufficient amount of silicon element, wherein the silicon source gas is capable of decomposing to produce the sufficient amount of silicon element at a second temperature below 1000 degrees Celsius; reacting the sufficient amount of the silicide-forming metal element with the sufficient amount of silicon element, and forming the silicide coating layer.Type: GrantFiled: April 20, 2010Date of Patent: April 23, 2013Inventors: Robert Froehlich, Ben Fieselmann, David Mixon, York Tsuo
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Patent number: 8420267Abstract: Provided herein are methods and systems of producing hydrogen using ammonia borane, which has a high hydrogen density while being stable and easily stored. Ammonia borane may be exothermically reacted with a strong oxidizer, such as a mixture of hydrogen peroxide and water. The reaction between ammonia borane and the strong oxidizer may occur spontaneously and may produce heat. Unreacted ammonia borane may be exposed to and thermally decomposed using the heat produced during the exothermic reaction between ammonia borane and the strong oxidizer. The heat may be retained by performing the reactions in a vessel or reactor including a material capable of retaining the heat. A high gravimetric hydrogen yield is obtained from the reaction of ammonia borane with hydrogen peroxide and the thermal decomposition of unreacted ammonia borane. Hydrogen production using the methods and systems may yield a high gravimetric hydrogen content of at least about 10%.Type: GrantFiled: October 19, 2009Date of Patent: April 16, 2013Assignee: Alliant Techsystems Inc.Inventors: Ighor K. Uzhinsky, Fernando Aguirre, Anthony G. Castrogiovanni
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Publication number: 20130078176Abstract: The invention relates to a method for converting silicon tetrachloride having hydrogen to trichlorosilane in a hydrodechlorination reactor, wherein the hydrodechlorination reactor is operated under pressure and comprises one or more reactor tubes which are made of a ceramic material. The invention further relates to the use of such a hydrodechlorination reactor as an integral component of a system for producing trichlorosilane from metallurgical silicon.Type: ApplicationFiled: December 15, 2010Publication date: March 28, 2013Applicant: Evonik Degussa GmbHInventors: Guido Stochniol, Guenter Latoschinski, Yuecel Oenal, Ingo Pauli, Alfons Bieker
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Publication number: 20130071627Abstract: A process is provided for producing a component. The process comprising the steps of: producing a former corresponding to the internal dimensions of the component to be formed; providing a layer of a second material on at least one surface of the former; locating the former in a containment and filling the containment with a first material; subjecting the containment to hot isostatic pressing such that the second material diffuses into the first material.Type: ApplicationFiled: December 22, 2010Publication date: March 21, 2013Inventor: Geoffrey Frederick Archer
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Patent number: 8399372Abstract: In one aspect, the invention includes a refractory material, said material comprising: (i) at least 20 wt. % of a first grain mode stabilized zirconia based upon the total weight of said material, said first grain mode having a D50 grain size in the range of from 5 to 2000 ?m, said stabilized zirconia including a matrix oxide stabilizer; (ii) at least 1 wt. % of a second grain mode having a D50 grain size in the range of from 0.01 ?m up to not greater than one-fourth the D50 grain size of said first grain mode zirconia, based upon the total weight of said material; and (iii) at least 1 wt. % of a preservative component within at least one of said first grain mode stabilized zirconia, said second grain mode stabilized zirconia, and an optional another grain mode; wherein after sintering, said material has porosity at 20° C. in the range of from 5 to 45 vol %.Type: GrantFiled: May 18, 2009Date of Patent: March 19, 2013Assignee: ExxonMobil Chemical Patents Inc.Inventors: ChangMin Chun, Frank Hershkowitz
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Publication number: 20130043442Abstract: A metal chloride gas generator includes: a tube reactor including a receiving section for receiving a metal on an upstream side, and a growing section in which a growth substrate is placed on a downstream side; a gas inlet pipe arranged to extend from an upstream end with a gas inlet via the receiving section to the growing section, for introducing a gas from the upstream end to supply the gas to the receiving section, and supplying a metal chloride gas produced by a reaction between the gas and the metal in the receiving section to the growing section; and a heat shield plate placed in the reactor to thermally shield the upstream end from the growing section. The gas inlet pipe is bent between the upstream end and the heat shield plate.Type: ApplicationFiled: August 8, 2012Publication date: February 21, 2013Applicant: Hitachi Cable, Ltd.Inventors: Taichiroo KONNO, Hajime FUJIKURA, Michiko MATSUDA
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Patent number: 8361405Abstract: A reactor vessel for subjecting a first gas and a second gas to a chemical reaction to produce a third gas is provided. The reactor vessel includes a catalyst bed, an inlet for receiving the first gas and the second gas, and a first outlet for discharging the third gas. The first outlet includes a selective microporous conduit to separate the third gas from products of incomplete reaction or unreacted first gas and unreacted second gas. A second outlet for discharging one or more of the following: unseparated third gas is also included in this invention. The products of incomplete reaction, unreacted first gas, or unreacted second gas are removed from the system. At least one helical tube is disposed within the reactor vessel and in direct contact with the catalyst bed. The helical tube has an inlet end communicating with a hot gas source, and an outlet end exhausting cooled gas. Indirect heat exchange between the helical tube and the first and second gas, promoted by the catalyst, generates the third gas.Type: GrantFiled: August 5, 2010Date of Patent: January 29, 2013Assignee: Air Liquide Process & Construction, Inc.Inventor: Albertus J. Ekelmans
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Patent number: 8357341Abstract: In operating the carbon monoxide removal reactor or the fuel reforming system, there is provided a technique for removing carbon monoxide in a stable manner for an extended period of time. In a method of removing carbon monoxide including an introducing step of introducing a reactant gas including mixture gas and an oxidizer added thereto to a carbon monoxide removal reactor forming in its casing a catalyst layer comprising a carbon monoxide removal catalyst for removing carbon monoxide contained in the mixture gas and a removing step of removing the carbon monoxide by causing the oxidizer to react with the mixture gas on the carbon monoxide removal catalyst, in said introducing step, the reactant gas of 100° C. or lower is introduced to the carbon monoxide removal reactor.Type: GrantFiled: May 31, 2011Date of Patent: January 22, 2013Assignee: Osaka Gas Co., Ltd.Inventors: Mitsuaki Echigo, Takeshi Tabata, Osamu Yamazaki
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Publication number: 20130011309Abstract: The plate reactor includes a rotatable plate coated with a thin film containing an active photocatalytic nanocomposite. In use, the plate is partially submerged in polluted water so that a portion thereof is exposed to air and light. The exposed areas of the plate gains oxygen from the air, which reacts with the photo-promoted electrons from the coating. This results in the formation of very reactive superoxide radical ions (O2?) and/or the generation of hydroxyl radicals (.OH), either of which can oxidize targeted organic matter and pollutants in wastewater when the exposed area is submerged during rotation of the plate, thus purifying the water. A plurality of paddles radially extend from the edge of the plate to mix the water during rotation.Type: ApplicationFiled: July 5, 2011Publication date: January 10, 2013Applicant: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventor: TAWFIK ABDO SALEH AWADH
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Publication number: 20130004865Abstract: The invention is a hydrogen generator with a liquid reservoir, a reaction area, a byproduct containment area and a hydrogen containment area within a housing. A liquid from the liquid reservoir can react within the reaction area to produce hydrogen gas and byproducts, which flow to the byproduct containment area, and hydrogen gas passes into the hydrogen containment area and is released from the housing through a hydrogen outlet as needed. The liquid reservoir and the reaction area are each within a container made of a liquid impermeable material, the byproduct containment area is within a flexible container made of a hydrogen permeable, liquid impermeable material, and the hydrogen containment area is within a flexible container made of a hydrogen impermeable material. The byproduct containment area is in a volume exchanging relationship with one or both of the liquid reservoir and the reaction area.Type: ApplicationFiled: May 10, 2012Publication date: January 3, 2013Applicant: EVEREADY BATTERY COMPANY, INC.Inventors: Jason L. Stimits, Guanghong Zheng
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Publication number: 20120315200Abstract: Systems and methods for fabricating bodies (e.g., porous bodies) are described. Various aspects provide for reactors and the fabrication of reactors. Some reactors include surfaces that provide for heterogeneous reactions involving a fluid (and/or components thereof). A fluid may be a gas and/or a liquid. A contaminant in the fluid (e.g., a dissolved or suspended substance) may react in a reaction. A contaminant may be filtered from a fluid. Some reactors provide for independent control of heat transfer (between the fluid, the reactor, and the environment) with respect to mass transfer (e.g., fluid flow through the reactor).Type: ApplicationFiled: August 24, 2012Publication date: December 13, 2012Inventors: Charles E. Ramberg, Stephen D. Dynan
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Publication number: 20120301751Abstract: Arrangement for producing hydrogen from an electrolyte solution, in particular an aqueous solution, the arrangement comprising a hydrogen-developing body, in the electrolyte-contacting surface of which regions formed from magnesium, Mg, or zinc, Zn, or the like, or an alloy thereof alternate with regions formed from ferrum, Fe, or a Fe alloy, or the like, and means for accumulating hydrogen which has developed on the surface of the body.Type: ApplicationFiled: May 11, 2012Publication date: November 29, 2012Applicant: NIM Energy Inc.Inventor: Mark Fertman
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Patent number: 8317884Abstract: A gas-generating apparatus (10) includes a reaction chamber (18) containing a solid fuel component (24) and a liquid fuel component (22) that is introduced into the reaction chamber by a fluid path, such as a tube, nozzle, or valve. The flow of the liquid fuel to the solid fuel is self-regulated. Other embodiments of the gas-generating apparatus are also disclosed.Type: GrantFiled: February 2, 2011Date of Patent: November 27, 2012Assignee: Societe BicInventors: Andrew Curello, Floyd Fairbanks, Constance R. Stepan, Anthony Sgroi, Jr., Michael Curello
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Patent number: 8313703Abstract: Reactor for carrying out chemical and physical materials transformations, which comprises a reaction space enclosed by a reactor housing, where the reactor housing has at least two lateral fluid inlets having adjustably mounted nozzles which include an angle of about 20-160 degrees and through which fluid jets which impinge on one another at a common collision point within the reaction space are passed and the reactor has a fluid outlet at the bottom of the reaction space, which is characterized in that—an exchangeable bottom plate•which has a hole as fluid outlet and•on which moveably supported spheres are located so as to block the original path of the individual fluid jets in the unaligned state rests on the bottom of the reaction space and—a half shell standing upright on the bottom of the reaction space is located between each moveably supported sphere and the wall of the reactor space and—bottom plate, half shell and moveably supported spheres comprise one or more hard materials.Type: GrantFiled: March 5, 2009Date of Patent: November 20, 2012Assignee: Evonik Degussa GmbHInventors: Wolfgang Lortz, Karlheinz Filz, Werner Will, Uwe Diener
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Patent number: 8313726Abstract: A gas generator includes a processing vessel defining a processing space and holding a support body therein, an evacuation system evacuating the processing space; a metal oxide film of a perovskite structure containing oxygen defects formed on the support body, a source gas supplying port supplying a source gas containing molecules of a source compound of carbon dioxide or water into the processing space, a gas outlet port for extracting a product gas containing molecules of a product compound in which oxygen atoms are removed from said source compound, and a heating part heating the support body.Type: GrantFiled: November 9, 2011Date of Patent: November 20, 2012Assignee: Fujitsu LimitedInventors: John David Baniecki, Masatoshi Ishii, Kazuaki Kurihara, Kazunori Yamanaka
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Publication number: 20120288417Abstract: A microfluidic device (100) made from glass, ceramic or vitroceramic, comprises an upper layer (122), a lower layer (124) and an intermediate layer (114), the intermediate layer (114) comprising an upper face (114b) and a lower face (114a), the lower face (114a) comprising a first open structured surface defining a first microfluidic channel (126) and the upper face (114b) comprising a second open structured surface defining a second microfluidic channel (112); the lower surface of the intermediate layer (114) cooperating with a first planar layer closing the first microchannel (126); the upper face (114b) of the intermediate layer (114) cooperating with a second planar layer (130), closing the second microfluidic channel (112) in a sealed manner, and the second planar layer constituting an intermediate layer (130) which cooperates, on its face opposite the intermediate layer (114), with another layer (122) comprising on its inner face (122a) a structured surface defining a third microfluidic channel (128).Type: ApplicationFiled: January 28, 2011Publication date: November 15, 2012Inventors: Antoine Gaston Denis Bisson, Thierry Luc Alain Dannoux, Anne Paris
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Publication number: 20120269712Abstract: A polycrystal silicon manufacturing apparatus and a method of manufacturing polycrystal silicon using the same are disclosed. The polycrystal silicon manufacturing apparatus includes a reaction pipe comprising silicon particles provided therein; a flowing-gas supply unit configured to supply flowing gas to the silicon particles provided in the reaction pipe; and a first pressure sensor configured to measure a pressure of a first area in the reaction pipe; a second pressure sensor configured to measure a pressure of a second area in the reaction pipe; and a particle outlet configured to exhaust polycrystal silicon formed in the reaction pipe outside, when a difference between a first pressure measured by the first pressure sensor and a second pressure measured by the second pressure sensor is a reference pressure value or more.Type: ApplicationFiled: September 28, 2011Publication date: October 25, 2012Applicant: SILICONVALUE LLC.Inventors: YUNSUB JUNG, KEUNHO KIM, YEOKYUN YOON, TED KIM
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Publication number: 20120251710Abstract: The present disclosure provides a method of producing high purity SiOx nanoparticles with excellent volatility and an apparatus for producing the same, which enables mass production of SiOx nanoparticles by melting silicon through induction heating and injecting gas to a surface of the molten silicon. The apparatus includes a vacuum chamber, a graphite crucible into which raw silicon is charged, the graphite crucible being mounted inside the vacuum chamber, an induction melting part which forms molten silicon by induction heating of the silicon material received in the graphite crucible, a gas injector which injects a gas into the graphite crucible to be brought into direct contact with a surface of the molten silicon, and a collector disposed above the graphite crucible and collecting SiOx vapor produced by reaction between the molten silicon and the injected gas.Type: ApplicationFiled: October 6, 2011Publication date: October 4, 2012Applicant: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Bo-Yun JANG, Jin-Seok LEE, Joon-Soo KIM
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Publication number: 20120251427Abstract: Reactor for production of silicon, comprising a reactor volume, distinctive in that the reactor comprises or is operatively arranged to at least one means for setting a silicon-containing reaction gas for chemical vapor deposition (CVD) into rotation inside the reactor volume. Method for production of silicon.Type: ApplicationFiled: November 25, 2010Publication date: October 4, 2012Inventors: Josef Filtvedt, Werner O. Filtvedt, Arve Holt
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Publication number: 20120245365Abstract: A method for producing phthalic anhydride by catalytic gas-phase oxidation of o-xylene and/or naphthalene, carried out by means of a catalyst arrangement which has a first catalyst layer at the gas inlet side and at least one second catalyst layer after the first catalyst layer in the gas flow direction with different catalytic activity, wherein when the gas-phase oxidation is being carried out a lower maximum temperature is formed in the first catalyst layer than in the second catalyst layer. Furthermore, a method for producing the catalyst arrangement, as well as the catalyst arrangement itself.Type: ApplicationFiled: September 8, 2010Publication date: September 27, 2012Applicant: SUD-CHEMIE AGInventors: Hans-Jörg Wölk, Gerhard Mestl
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Publication number: 20120228556Abstract: Technologies are generally described for forming graphene and structures including graphene. In an example, a system effective to form graphene may include a source of carbon atoms and a reaction chamber configured in communication with the source of carbon atoms. The reaction chamber may include a first and second layer of a host material. The host material may include a crystalline compound with a layer structure with a layer spacing in a range from about 1.5 ? to about 33 ?. The reaction chamber may be adapted effective to move at least six carbon atoms from the source into the reaction chamber. The reaction chamber may be configured effective to move the at least six carbon atoms in between the first and the second layer. The reaction chamber may be adapted effective to react the carbon atoms under reaction conditions sufficient to form the graphene.Type: ApplicationFiled: March 9, 2011Publication date: September 13, 2012Applicant: EMPIRE TECHNOLOGY DEVELOPMENT LLCInventor: David Max Roundhill
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Patent number: 8241582Abstract: Disclosed is a reactor including: a heater provided on a surface of the reactor; an electrical insulating film which covers the heater and includes a crystalline RFeO3, where R is a rare earth element; and a radiation prevention film provided on the insulating film.Type: GrantFiled: January 29, 2008Date of Patent: August 14, 2012Assignee: Casio Computer Co., Ltd.Inventor: Osamu Nakamura
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Patent number: 8241585Abstract: A refractory wall is provided. The refractory wall includes a plurality of wall bricks coupled together to define an inner surface of the refractory wall, and a sensor port coupled to the plurality of wall bricks. The sensor port includes an outer wall defining a radial cross-sectional shape of the sensor port and defining a top ridge of the sensor port, an inner wall defining an opening extending through the sensor port, and an end wall extending between the outer wall and the inner wall. The end wall is positioned radially inward a distance from the inner surface. A method for fabricating the refractory wall is also provided.Type: GrantFiled: July 31, 2009Date of Patent: August 14, 2012Assignee: General Electric CompanyInventors: Wade Albert Taber, Judeth Helen Brannon Corry
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Patent number: 8236252Abstract: Collecting line for removing hot process gases conducted in process gas tubes from tubular reformers, wherein the collecting line has on the inside at least one insulation layer made of fire-resistant concrete or fire-resistant brick, and on the outside a wall made of a metallic outer tube, comprises a plurality of stubs via which the process gas tubes of the tubular furnace can be connected to the collecting line, wherein in the region of the stubs, the process gas tubes are at least in part conducted in guide tubes, and each gas outlet connected to the respective process gas tube projects into the collecting line, by means of which the process gas is introduced into the collecting line in correct functioning, and at least one gas outlet is constructed as a pipe bend.Type: GrantFiled: October 30, 2007Date of Patent: August 7, 2012Assignee: Uhde GmbHInventors: Oliver Meissner, Silke Wodberg
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Patent number: 8216343Abstract: A radial flow reactor vessel is disclosed for use in gas purification, separation or reaction processes and most suitably used in prepurification processes. The reactor has internal baskets for confining a bed of active material. The baskets are rigidly supported at both the top and bottom ends of the reactor and have walls that are axially flexible and radially rigid. The vessel has multiple movable support columns designed to facilitate pre-stressing of the baskets to offset axial compressive loads induced from thermal cycling.Type: GrantFiled: February 25, 2010Date of Patent: July 10, 2012Assignee: Praxair Technology, Inc.Inventors: Mark William Ackley, Cem E. Celik, Jeffert John Nowobilski, James Stanley Schneider
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Publication number: 20120168680Abstract: A fuel processor for producing a hydrogen-containing product stream from a fuel stream and an oxidant stream incorporates a particulate filter assembly comprising a plurality of filter segments separated by expansion joints to accommodate dimensional changes that result from temperature fluctuations. Other embodiments of a fuel processor incorporate, instead or in addition, one or more of: a flame rod as a temperature sensing device for a reforming reaction; a two-sleeve concentric type heat exchanger; a mixing tube manufactured from an alumina-silica based material; and a wet blanket type of insulation.Type: ApplicationFiled: August 19, 2011Publication date: July 5, 2012Inventor: Jacobus Neels
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Patent number: 8206658Abstract: A metallic tube for heating a medium or subject outside thereof or inside it by transfer of heat energy through walls of the tube, in which heat is absorbed or emitted at least to a substantial degree by radiation on one or both of the inner and outer surfaces of the tube, is of a material forming a layer of essentially Al2O3 on the surfaces thereof when heated to at least approximately 750° C. At least one of the external and the internal surface of the tube is coated by one of a metal, metal alloy and metal compound, which after oxidation forms a layer having an emissivity coefficient exceeding 0.7, or by a layer essentially consisting of a metal oxide which has an emissivity coefficient exceeding 0.7.Type: GrantFiled: November 15, 2006Date of Patent: June 26, 2012Assignee: Sandvik Intellectual Property ABInventors: Claes Öhngren, Bo Jönsson
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Publication number: 20120114533Abstract: The present invention provides a reformer tube apparatus, including: an axially aligned tubular structure including a flange section, a top section, a middle section, and a bottom section; wherein the top section of the axially aligned tubular structure includes a first portion having a first wall thickness; wherein the top section of the axially aligned tubular structure includes a second portion having a second wall thickness; and wherein the top section of the axially aligned tubular structure includes a third portion having a transitioning wall thickness that joins the first portion to the second portion. The flange section includes a concentric flange disposed about a top portion thereof. The bottom section of the tubular structure includes a plurality of concentric wedge structures disposed about the interior thereof. The bottom section of the tubular structure also includes a recess disposed about the exterior thereof.Type: ApplicationFiled: November 5, 2010Publication date: May 10, 2012Inventors: Philip Crouch, Gerald Gapinski, Robert Smickley, Brian W. Voelker, Gilbert Y. Whitten
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Patent number: 8168123Abstract: Methods and apparatus for the production of high purity silicon including a fluidized bed reactor with one or more protective layers deposited on an inside surface of the fluidized bed reactor. The protective layer may be resistant to corrosion by fluidizing gases and silicon-bearing gases.Type: GrantFiled: February 26, 2009Date of Patent: May 1, 2012Assignee: Siliken Chemicals, S.L.Inventors: Javier San Segundo Sanchez, Jose Luis Montesinos Barona, Evaristo Ayuso Conejero, Manuel Vicente Vales Canle, Xavier Benavides Rel, Pedro-Tomas Lujan Garcia, Maria Tomas Martinez
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Patent number: 8158087Abstract: A microstructure for chemical processing and manufacture is disclosed. The microstructure includes a plurality of microchannel walls constructed of glass, ceramic, glass-ceramic or combinations of these materials, which define at least one microchannel for accommodating chemicals to be processed. At least one coating layer including a catalyst support and a catalyst is adhered to the plurality of microchannel walls. A method of manufacturing a microstructure for chemical processing and manufacture is also disclosed.Type: GrantFiled: October 28, 2003Date of Patent: April 17, 2012Assignee: Corning IncorporatedInventors: Philippe Caze, Christophe Remy, Pierre Woehl
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Publication number: 20120077992Abstract: The present invention relates to a device for treatment of material transported through the device comprising at least one porous element consisting of solid, for example metallic, structure which allows cross-flow of the material through the porous element. The invention also relates to various types of uses of the device. A device in accordance with the invention is particularly useful to carry out chemical reactions under homogenous and heterogeneous conditions. Such a device hereinafter also referred as reactor may comprises a tube (1) having a cylindrical wall (2) with one inlet end (3) and one outlet end (4). Arranged in the tube (1) is at least one cylindrical porous element (5) consisting of solid metal structure, wherein said porous element (5) comprises a plurality of hollow spaces that are connected to each other and form an interconnected cavity network and wherein the at least one porous element (5) and the cylindrical wall (2) are made in one piece.Type: ApplicationFiled: June 14, 2010Publication date: March 29, 2012Inventors: Cédric Hutter, Francesco Mascarello, Philipp Von Rohr, David Ruppen
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Publication number: 20120058884Abstract: Techniques for coating a fiber with metal oxide include forming silica in the fiber to fix the metal oxide to the fiber. The coated fiber can be used to facilitate photocatalysis.Type: ApplicationFiled: November 9, 2011Publication date: March 8, 2012Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventor: Kwangyeol Lee
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Patent number: 8128887Abstract: A coating applied to at least a portion of the surfaces of reactors, reactor internals, other reactor components, and/or heater tubes is provided in order to minimize the formation of metal catalyzed coke in hydrocarbon conversion processes operating at temperatures at about 350° C. (662° F.) or greater and in reducing environments. These coatings may comprise Nickel coatings or complexes thereof, such as Ni—Al, Ni—Cr/Cr carbide, as well as aluminum painted coatings that are applied in a reduction cure process (e.g., application temperatures of about 600° C. (1112° F.)). Additionally, where H2S is necessary for the process, such as to minimize thermal cracking, the coatings also reduce corrosion of base metal due to sulfidation attack and eliminate the requirement of continuous replacement of reactor internals and other components.Type: GrantFiled: September 5, 2008Date of Patent: March 6, 2012Assignee: UOP LLCInventors: Steven A. Bradley, Robert B. James, Jr., David W. Alley
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Publication number: 20120052558Abstract: A microfluidic device (10) comprises at least one reactant passage (60) defined within a layer (50) of the microfluidic device (10) and comprising one or more chambers (70, 75) disposed along a central axis (110). Each chamber (100) is divided at a flow-splitting region (150) into two subpassages (140, 145) that diverge from the central axis (110) and then converge together at a flow-joining region (160). The flow-splitting region (150), the flow-joining region (160) or both may comprise at least one flow-directing cape (180, 185) comprising a terminus (190, 195) positioned along the central axis (110). In some embodiments, each subpassage (140) may comprise at least one bend (170). In other embodiments, each subpassage (310) may comprise at least two spaced bends (330, 335).Type: ApplicationFiled: May 27, 2010Publication date: March 1, 2012Applicant: CORNING INCORPORATEDInventors: Mikhail Sergeevich Chivilikhin, Lev Lvovitch Kuandykov
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Publication number: 20120045788Abstract: A pipette tip or tube containing chromatographic media contained and held in place in said tube by using low melting point porous polymer particles. Such pipette tips or tubes can be used for sample preparation, filtration and synthesis of small molecules and biomolecules.Type: ApplicationFiled: August 19, 2011Publication date: February 23, 2012Inventors: Ashok K. Shukla, Mukta M. Shukla
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Publication number: 20120040448Abstract: The present invention deals with microfluidic devices (200) including a microreactor (20) and at least one connector (101) sealed thereon. It also deals with a method for manufacturing such microfluidic devices and to blocks of material suitable as connector.Type: ApplicationFiled: April 28, 2010Publication date: February 16, 2012Inventors: Sylvain Maxime F. Gremetz, Jean-Marc Martin Gerard Jouanno, Olivier Lobet, Stephane Poissy, Ronan Tanguy
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Publication number: 20120027659Abstract: A CO shift catalyst according to the present invention reforms carbon monoxide (CO) contained in gas. The CO shift catalyst is prepared from one or both of molybdenum (Mo) and cobalt (Co) as an active ingredient and an oxide of one of, or a mixture or a compound of, titanium (Ti), silicon (Si), zirconium (Zr), and cerium (Ce) as a carrier for supporting the active ingredient. The CO shift catalyst can be used in a halogen-resistant CO shift reactor (15) that converts CO contained in gasified gas (12) generated in a gasifier (11) into CO2.Type: ApplicationFiled: April 10, 2009Publication date: February 2, 2012Applicant: Mitsubishi Heavy Industries, Ltd.Inventors: Toshinobu Yasutake, Tetsuya Imai, Masanao Yonemura, Susumu Okino, Keiji Fujikawa, Shinya Tachibana
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Patent number: 8105557Abstract: A microreactor assembly [100] is provided comprising a fluidic interconnect backbone [10] and plurality of fluidic microstructures. Interconnect input/output ports [12] of the fluidic interconnect backbone [10] are interfaced with microchannel input/output ports [14] of the fluidic microstructures at a plurality of non-polymeric interconnect seals [50]. Interconnect microchannels [15] are defined entirely by the fluidic interconnect backbone [10] and extend between the non-polymeric interconnect seals [50] without interruption by additional sealed interfaces. At least one of the fluidic microstructures [20, 30, 40] may comprise a mixing microstructure formed by a molding process. Another of the fluidic microstructures [20, 30, 40] may comprise an extruded reactor body. Still another fluidic microstructure [20, 30, 40] may comprise a quench-flow or hydrolysis microreactor formed by a hot-pressing method.Type: GrantFiled: January 28, 2009Date of Patent: January 31, 2012Assignee: Corning IncorporatedInventors: Jean-Pierre Henri Rene Lereboullet, Olivier Lobet, Yann P M Nedelec, Ronan Tanguy
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Patent number: 8101133Abstract: 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 reactor. The reactor has a removable section in the inner basket to accommodate rotating arms to dense load one or more layers of active materials between the concentric baskets.Type: GrantFiled: February 25, 2010Date of Patent: January 24, 2012Assignee: Praxair Technology, Inc.Inventors: Mark William Ackley, Cem E. Celik, Jeffert John Nowobilski, James Stanley Schneider
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Publication number: 20120003128Abstract: A device including a first part having a substrate made of a material based on a silicon compound, a coating made of a coating material having a ceramic oxide, a transition layer having silica extending between the substrate and the coating, the transition layer exhibiting a thickness of less than 10 ?m, and a first shrink ring and/or a layer made of a compliant material having an alloy with at least two materials selected from silver, gold and palladium, the coating defining at least a portion of the interface between the first part, and the first shrink ring and/or the layer made of a compliant material.Type: ApplicationFiled: February 24, 2010Publication date: January 5, 2012Applicant: SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPEENInventors: Christian His, Franceline Villermaux, Guillaume Belly
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Publication number: 20110319690Abstract: A method for converting carbon into a carbon oxide, comprises: contacting carbon with steam in presence of a carnegieite-like material of formula (Na2O)xNa[Al2Si2O8], wherein 0<x?1. Method and apparatus for hydrocarbon cracking are also described herein.Type: ApplicationFiled: May 5, 2011Publication date: December 29, 2011Inventors: Zhigang Deng, Wenqing Peng, Chuan Lin, Shizhong Wang, Qijia Fu, Yanfei Gu, Zhaoping Wu, Yangang Liang, Minggang She
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Publication number: 20110318233Abstract: A chemical reactor, comprising: a) an ionic liquid, supported on a porous solid; and b) a Brønsted acid; wherein the ionic liquid serves as an adsorbent and promoter for the Brønsted acid, and the Brønsted acid is a catalyst for alkylation, oligomerization, or a combination thereof of a hydrocarbon mixture comprising at least one alkylatable hydrocarbon and at least one alkylating agent in the chemical reactor. Also, a chemical reactor, comprising: a) a gaseous HCl, which is a catalyst for oligomerization of olefins; b) a chloroaluminate ionic liquid, supported on a porous solid, wherein the chloroaluminate ionic liquid serves as an adsorbent and promoter for the catalyst; and c) a volatile hydrocarbon, which evaporates to control a heat of reaction in the chemical reactor.Type: ApplicationFiled: June 28, 2010Publication date: December 29, 2011Inventors: Sven Ivar Hommeltoft, Zhen Zhou
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Publication number: 20110301380Abstract: The invention relates to a process for preparing isocyanates by reacting the corresponding amines with phosgene in the gas phase, optionally in the presence of an inert medium, in which the amine is evaporated in an evaporator to give an amine-comprising gas stream, the phosgene is mixed into the amine-comprising gas stream, and the amine and the phosgene are converted to the isocyanate in a reactor, wherein the temperature of surfaces in contact with the gaseous amine is kept above the dew point limit of the amine-comprising gas stream.Type: ApplicationFiled: March 4, 2010Publication date: December 8, 2011Applicant: BASF SEInventors: Carsten Knoesche, Torsten Mattke
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Patent number: 8062606Abstract: The invention relates to coated reactors resistant to acid corrosion, the production method thereof and the use of same in processes in superacid media. More specifically, the invention relates to a reactor comprising an inner metal wall having a fluoropolymer coating anchored thereto using a perforated sheet positioned between the inner metal wall and the fluoropolymer coating. The surface of the sheet that is in contact with the metal wall of the reactor has a sufficient roughness in order to form a free space (for gases) between same and the metal wall of the reactor. In addition, the reactor is provided with a device for maintaining the pressure in the free space below that in the reactor.Type: GrantFiled: November 6, 2007Date of Patent: November 22, 2011Assignee: Arkema FranceInventor: Michel Devic
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Publication number: 20110263912Abstract: Mixed conducting ion transport membrane comprising a multi-component metallic oxide compound represented by the formula LnxA?x?A?x?ByB?y?O3-z wherein (a) Ln is an element selected from the f block lanthanides, A? is selected from Group 2, A? is selected from Groups 1, 2 and 3 and the f block lanthanides, and B and B? are independently selected from the d block transition metals, excluding titanium and chromium, wherein 0?x<1, 0<x??1, 0?x?<1, 0<y<1.1, 0?y?<1.1, x+x?+x?=1.0, 1.1>y+y??1.0 and z is a number which renders the compound charge neutral, and (b) the average grain size of the multicomponent metallic oxide is in the range of about 4 ?m to about 20 ?m.Type: ApplicationFiled: November 7, 2007Publication date: October 27, 2011Applicant: AIR PRODUCTS AND CHEMICALS, INC.Inventors: Christopher Francis Miller, Michael Francis Carolan