Patents Examined by James McDonough
  • Patent number: 9731286
    Abstract: The present invention is directed to a high surface area, high pore volume porous alumina, comprising: aluminum oxide, optionally, silicon oxide and aluminosilicates, and optionally one or more dopants, said alumina having a specific surface area of from about 100 to about 500 square meters per gram and a total pore volume after calcination at 900° C. for 2 hours of greater than or equal to 1.2 cubic centimeters per gram, wherein less than or equal to 15% of the total pore volume is contributed by pores having a diameter of less than 10 nm.
    Type: Grant
    Filed: November 16, 2011
    Date of Patent: August 15, 2017
    Assignee: Rhodia Operations
    Inventors: Andrew Polli, Francis Francis, Thomas English, Naotaka Ohtake, Olivier Larcher
  • Patent number: 9731278
    Abstract: Disclosed is a catalyst for methanation reaction producing methane with high conversion by reaction of hydrogen with carbon dioxide, or a gas mixture of carbon dioxide and carbon monoxide, or a gas mixture containing these compounds as the main components. The catalyst is prepared by the steps of mixing (A) aqueous zirconia sol with salts of (B) stabilizing element(s), which is selected from the group consisting of Y, La, Ce, Pr, Nd, Sm, Gd, Dy, Ca and Mg, and (C) iron group element(s), drying and calcining the mixture to obtain a catalyst precursor, and subsequent reduction of the precursor. The catalyst comprises, by atomic %, A: 18-70%, B: 1-20% and C: 25-80% based on the elemental states of the metals. The catalyst is characterized by multiple oxide of tetragonal zirconia structure, in which not only the stabilizing element(s) but also a part of the iron group element(s) is incorporated, and on which the iron group element(s) in the metallic state is supported.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: August 15, 2017
    Assignees: HITACHI ZOSEN CORPORATION, KOJI HASHIMOTO
    Inventors: Koji Hashimoto, Hiroyuki Takano, Kouichi Izumiya, Naokazu Kumagai, Zenta Kato, Hiroyuki Shinomiya
  • Patent number: 9731285
    Abstract: An object of the present invention is to provide a process for producing an oxide catalyst used in a vapor-phase catalytic oxidation or vapor-phase catalytic ammoxidation reaction of propane or isobutene, which enables a catalyst demonstrating favorable yield to be stably produced. According to the present invention, there is provided a process for producing an oxide catalyst used in a vapor-phase catalytic oxidation or vapor-phase catalytic ammoxidation reaction of propane or isobutane, comprising the steps of: (i) preparing a catalyst raw material mixture containing Mo, V and Nb and satisfying the relationships of 0.1?a?1 and 0.01?b?1 when atomic ratios of V and Nb to one atom of Mo are defined as a and b, respectively; (ii) drying the catalyst raw material mixture; and (iii) calcining a particle, in which a content of the particle having a particle diameter of 25 ?m or less is 20% by mass or less and a mean particle diameter is from 35 to 70 ?m, in an inert gas atmosphere.
    Type: Grant
    Filed: December 11, 2008
    Date of Patent: August 15, 2017
    Assignee: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Eri Tateno, Masatoshi Kaneta
  • Patent number: 9732010
    Abstract: Disclosed is a catalyst for methanation reaction producing methane with high conversion by reaction of hydrogen with carbon dioxide, or a gas mixture of carbon dioxide and carbon monoxide, or a gas mixture containing these compounds as the main components. The catalyst is prepared by the steps of mixing (A) aqueous zirconia sol with salts of (B) stabilizing element(s), which is selected from the group consisting of Y, La, Ce, Pr, Nd, Sm, Gd, Dy, Ca and Mg, and (C) iron group element(s), drying and calcining the mixture to obtain a catalyst precursor, and subsequent reduction of the precursor. The catalyst comprises, by atomic %, A: 18-70%, B: 1-20% and C: 25-80% based on the elemental states of the metals. The catalyst is characterized by multiple oxide of tetragonal zirconia structure, in which not only the stabilizing element(s) but also a part of the iron group element(s) is incorporated, and on which the iron group element(s) in the metallic state is supported.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: August 15, 2017
    Assignees: HITACHI ZOSEN CORPORATION
    Inventors: Koji Hashimoto, Hiroyuki Takano, Kouichi Izumiya, Naokazu Kumagai, Zenta Kato, Hiroyuki Shinomiya
  • Patent number: 9731398
    Abstract: The polishing pad is for planarizing at least one of semiconductor, optical and magnetic substrates. The polishing pad includes a cast polyurethane polymeric material formed from a prepolymer reaction of H12MDI/TDI with polytetramethylene ether glycol to form an isocyanate-terminated reaction product. The isocyanate-terminated reaction product has 8.95 to 9.25 weight percent unreacted NCO and has an NH2 to NCO stoichiometric ratio of 102 to 109 percent. The isocyanate-terminated reaction product is cured with a 4,4?-methylenebis(2-chlororaniline) curative agent. The cast polyurethane polymeric material, as measured in a non-porous state, having a shear storage modulus, G? of 250 to 350 MPa as measured with a torsion fixture at 30° C. and 40° C. and a shear loss modulus, G? of 25 to 30 MPa as measured with a torsion fixture at 40° C. The polishing pad having a porosity of 20 to 50 percent by volume and a density of 0.60 to 0.95 g/cm3.
    Type: Grant
    Filed: August 22, 2014
    Date of Patent: August 15, 2017
    Assignees: Rohm and Haas Electronic Materials CMP Holding, Inc., Dow Global Technologies LLC
    Inventors: Bainian Qian, Raymond L. Lavoie, Jr., Marty W. DeGroot, Benson Lee
  • Patent number: 9732563
    Abstract: Embodiments relate to a polycrystalline diamond compact (“PDC”) including a polycrystalline diamond (“PCD”) table bonded to a cemented carbide substrate including tungsten carbide grains having a fine average grain size to provide one or more of enhanced wear resistance, corrosion resistance, or erosion resistance, and a PDC with enhanced impact resistance. In an embodiment, a PDC includes a cemented carbide substrate having a cobalt-containing cementing constituent cementing tungsten carbide grains together exhibiting an average grain size of about 1.5 ?m or less. The substrate includes an interfacial surface and a depletion zone depleted of the cementing constituent that extends inwardly from the interfacial surface to a depth of, for example, about 30 ?m to about 60 ?m. The PDC includes a PCD table bonded to the interfacial surface of the substrate. The PCD table includes diamond grains bonded together exhibiting an average grain size of about 40 ?m or less.
    Type: Grant
    Filed: July 30, 2013
    Date of Patent: August 15, 2017
    Assignee: US SYNTHETIC CORPORATION
    Inventor: Debkumar Mukhopadhyay
  • Patent number: 9725620
    Abstract: The present invention provides a cerium oxide based composite polishing powder and a preparation method thereof. The polishing powder contains the element magnesium in an amount of 0.005 wt %-5 wt % to magnesium oxide meter. The preparation method includes: (1) uniformly mixing a salt solution containing cerium serving as the main component of the polishing powder; (2) uniformly mixing a precipitating agent of an aqueous magnesium bicarbonate solution with the mixed solution prepared in step (1) to obtain a slurry; (3) aging the slurry prepared in step (2) for 0-48 h while the temperature of the slurry is kept at 30-90 degrees centigrade, and filtering the aged slurry to obtain the precursor powder of the polishing powder; (4) calcinating the precursor powder at 600-1000 degrees centigrade, then dispersing and separating the calcinated precursor powder to obtain the polishing powder. The present invention improves the polishing performance and the suspension performance of polishing powder.
    Type: Grant
    Filed: November 7, 2013
    Date of Patent: August 8, 2017
    Assignee: GRIREM ADVANCED MATERIALS CO., LTD.
    Inventors: Xiaowei Huang, Ying Yu, Zhiqi Long, Liangshi Wang, Dali Cui, Yongke Hou, Meisheng Cui
  • Patent number: 9718691
    Abstract: Methods and compositions for the formation of dispersions of nanotubes are provided using solution comprising an aromatic hydrocarbon and an electron donor group. Also provided are methods for isolating carbon nanotubes from the composition, and use of carbon nanotube products.
    Type: Grant
    Filed: April 3, 2014
    Date of Patent: August 1, 2017
    Assignee: Nanocomp Technologies, Inc.
    Inventors: Joseph E. Johnson, Mark A. Banash, Paul R. Jarosz
  • Patent number: 9719031
    Abstract: TiO2-supported catalysts include at least molybdenum or tungsten as active components for hydrotreating processes, in particular for the removal of sulfur and nitrogen compounds as well as metals out of crude oil fractions and for the hydrogenation of sulfur oxides.
    Type: Grant
    Filed: December 19, 2011
    Date of Patent: August 1, 2017
    Assignee: Sachleben Chemie GmbH
    Inventors: Raimond L. C. Bonné, Olga Gonsiorová, Markus Schulte
  • Patent number: 9714197
    Abstract: Nano polycrystalline diamond is composed of carbon, an element of different type which is an element other than carbon and is added to be dispersed in carbon at an atomic level, and an inevitable impurity. The polycrystalline diamond has a crystal grain size not greater than 500 nm. The polycrystalline diamond can be fabricated by subjecting graphite in which the element of different type which is an element other than carbon has been added to be dispersed in carbon at an atomic level to heat treatment within high-pressure press equipment.
    Type: Grant
    Filed: July 26, 2012
    Date of Patent: July 25, 2017
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Kazuhiro Ikeda, Keiko Arimoto, Katsuko Yamamoto, Hitoshi Sumiya, Takeshi Sato
  • Patent number: 9707529
    Abstract: An abrasive particle including a shaped abrasive particle having a body and a plurality of abrasive particles bonded to at least one surface of the body of the shaped abrasive particle.
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: July 18, 2017
    Assignee: SAINT-GOBAIN CERAMICS & PLASTICS, INC.
    Inventor: Frederic Josseaux
  • Patent number: 9708227
    Abstract: A method for the manufacture of a composite fragmenting material having exothermic properties includes the steps of packing a mold with preformed metal fragments; filling interstitial spaces surrounding the metal fragments with a reactive metal powder to form a mixture; and then sintering the mixture at a temperature effective to both coat the metal fragments with the reactive metal powder and to bond the metal fragments together. In one embodiment the composite fragmenting material is formed into a nosecone for a warhead.
    Type: Grant
    Filed: March 3, 2014
    Date of Patent: July 18, 2017
    Assignee: AEROJET ROCKETDYNE, INC.
    Inventor: David A. Alven
  • Patent number: 9708195
    Abstract: TiO2 based scrubbing granules, and methods of making and using such TiO2 based scrubbing granules are described. TiO2-based scrubbing granules include granulated TiO2 and about 0.5% to about 20% dry weight inorganic salt binder. Other TiO2 based scrubbing granules include unsintered granulated TiO2 and about 0.5% to about 20% dry weight inorganic salt binder. Inorganic salt binder include sodium aluminate. Methods of making TiO2 based scrubbing granules include i) combining TiO2 particles with inorganic salt binder to form TiO2-binder mixture comprising from about 0.5% to about 20% dry weight binder; ii) granulating the TiO2-binder mixture; and drying the granulated TiO2-binder mixture to form TiO2-based scrubbing granules.
    Type: Grant
    Filed: April 26, 2013
    Date of Patent: July 18, 2017
    Assignee: Cristal USA, Inc.
    Inventors: Venkata Ramana Reddy Sama, Kit Stacey Eremchuk, Mark D. Pomponi, Gabor Feher, Alexandre Jean Fines
  • Patent number: 9702678
    Abstract: An improved armor piercing and pyrotechnic projectile for use in .50? military caliber rounds. Such projectiles contain a core, jacket, a base and a hollow nose housing pyrotechnic mixtures composed of sodium periodate and magnalium. The improved projectiles exhibit increased luminosity, and are non-toxic, safer, and environmentally benign compared to current state-of-the-art projectiles.
    Type: Grant
    Filed: March 17, 2016
    Date of Patent: July 11, 2017
    Assignee: The United States of America as Represented by the Secretary of the Army
    Inventors: Jared D. Moretti, Jesse J. Sabatini, Gary Chen
  • Patent number: 9701913
    Abstract: A process for catalytic cracking includes the steps of: (a) contacting a hydrocarbon feed with a catalyst at catalytic cracking conditions; (b) adsorbing hydrogen on the catalyst during cracking; and (c) producing a cracked product, preferably propylene, wherein the catalyst comprises (i) a matrix, (ii) a catalytically active material, and (iii) a hydrogen adsorption material. Another process for catalytic cracking includes the steps of: (a) contacting a hydrocarbon feed with a catalyst at catalytic cracking conditions; (b) contacting the hydrocarbon feed with a hydrogen adsorption material; (c) adsorbing hydrogen on the hydrogen adsorption material during cracking; and (d) producing a cracked product, wherein the catalyst comprises (i) a matrix and (ii) a catalytically active material.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: July 11, 2017
    Assignee: UOP LLC
    Inventors: Matthew Lippmann, Alex A. Rio, Keith A. Couch
  • Patent number: 9701877
    Abstract: A substance includes diamond particles having a maximum linear dimension of less than about 1 ?m and an organic compound attached to surfaces of the diamond particles. The organic compound may include a surfactant or a polymer. A method of forming a substance includes exposing diamond particles to an organic compound, and exposing the diamond particles in the presence of the organic compound to ultrasonic energy. The diamond particles may have a maximum linear dimension of less than about 1 ?m. A composition includes a liquid, a plurality of diamond nanoparticles dispersed within the liquid, and an organic compound attached to surfaces of the diamond nanoparticles. A method includes mixing a plurality of diamond particles with a solution comprising a liquid solvent and an organic compound, and exposing the mixture including the plurality of diamond nanoparticles and the solution to ultrasonic energy.
    Type: Grant
    Filed: January 16, 2015
    Date of Patent: July 11, 2017
    Assignee: Baker Hughes Incorporated
    Inventors: Soma Chakraborty, Gaurav Agrawal, Anthony A. DiGiovanni
  • Patent number: 9701592
    Abstract: A safe and simple method for synthesizing insensitive nano-size cocrystals of high explosive materials such as HMX and Cl-20 by suspending the explosive materials in a nonsolvent solution and bead milling the solution.
    Type: Grant
    Filed: August 6, 2015
    Date of Patent: July 11, 2017
    Assignee: The United States of America as Represented by the Secretary of the Army
    Inventors: Rajen B. Patel, Hongwei Qiu, Victor Stepanov, Reddy Damavarapu
  • Patent number: 9676981
    Abstract: A method of forming a shaped abrasive particle including forming a precursor shaped abrasive particle having a body including at least one predetermined stress concentration point and at least one predetermined stress concentration vector and processing the precursor shaped abrasive particle and fracturing the precursor shaped abrasive particle substantially along the predetermined stress concentration vector to form a fractured shaped abrasive particle.
    Type: Grant
    Filed: December 24, 2014
    Date of Patent: June 13, 2017
    Assignee: SAINT-GOBAIN CERAMICS & PLASTICS, INC.
    Inventors: David Louapre, James A. Salvatore, Alexandra Marazano
  • Patent number: 9676682
    Abstract: Provided is a Group 9 novel metal catalyst complex further comprising a ketone-containing cocatalyst. The metal catalyst complex is useful in generating olefins from alkanes with great efficiency. In one embodiment, provided is an iridium catalyst complex useful in the dehydrogenation of alkanes comprising a ketone-containing cocatalyst and iridium complexed with a tridentate ligand. Also provided is a novel dehydrogenation method which utilizes the catalyst composition. In other embodiments, a novel process for preparing oligomers from alkanes utilizing the catalyst composition is provided.
    Type: Grant
    Filed: September 10, 2014
    Date of Patent: June 13, 2017
    Assignees: Chevron U.S.A. Inc., Rutgers, The State University of New Jersey
    Inventors: Alan Stuart Goldman, Robert J. Saxton, Oleg Mironov
  • Patent number: 9670100
    Abstract: The present disclosure relates to the formation of polycrystalline diamond materials with fine diamond grains and nano-sized particles of a grain growth inhibitor. In one embodiment, a method of fabricating a polycrystalline diamond material is provided. The method includes providing a mixture of diamond particles with an average particle size of about 1 micron or less, distributing a plurality of nano-sized titanium-containing particles with the diamond mixture, to act as a grain growth inhibitor, and sintering the mixture of diamond particles and titanium-containing particles at high pressure and high temperature to create a polycrystalline structure of sintered diamond grains. The sintered diamond grains have an average size of about 1 micron or less.
    Type: Grant
    Filed: November 29, 2011
    Date of Patent: June 6, 2017
    Assignee: Element Six Limited
    Inventors: Yahua Bao, Xian Yao, Scott Horman