Patents by Inventor Vinu Viswanath

Vinu Viswanath has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20200299214
    Abstract: Processes for producing alcohols are described. The processes involve contacting a reactant feed that includes a first alcohol with a metal oxalate salt and a Cu-based catalyst under conditions sufficient to produce a product composition that includes a second alcohol. The second alcohol has a higher carbon number than the first alcohol.
    Type: Application
    Filed: March 19, 2020
    Publication date: September 24, 2020
    Inventors: Balamurugan VIDJAYACOUMAR, Vinu VISWANATH, Mohammed BABKOOR, Bedour AL SABBAN, Khalid ALAHMADI, Khalid ALMUSAITEER, Khalid ALBAHILY
  • Patent number: 10478808
    Abstract: Disclosed are catalysts capable of catalyzing the dry reforming of methane. The catalysts have a core-shell structure with the shell surrounding the core. The shell has a redox-metal oxide phase that includes a metal dopant incorporated into the lattice framework of the redox-metal oxide phase. An active metal(s) is deposited on the surface of the shell.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: November 19, 2019
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Lawrence D'Souza, Vinu Viswanath, Jessica Scaranto, Ugo Ravon
  • Patent number: 10369549
    Abstract: Disclosed are bulk metal oxide catalysts, and methods for their use, that include at 5 least two or more metals or two or more compounds thereof (M1, M2) and having an olivine crystal phase or a spinel crystal phase, or both phases, wherein the bulk metal oxide catalyst is capable of producing the H2 and CO from the CH4 and the CO2 under substantially dry conditions.
    Type: Grant
    Filed: January 27, 2016
    Date of Patent: August 6, 2019
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Ugo Ravon, Lawrence D'Souza, Vinu Viswanath
  • Patent number: 10357759
    Abstract: Disclosed are metal oxide catalysts, and methods for their use, that includes a bulk metal oxide catalyst composed of at least two metals and nesosilicate. The catalyst is capable of catalyzing the carbon dioxide reforming of methane to produce hydrogen and carbon monoxide.
    Type: Grant
    Filed: July 16, 2015
    Date of Patent: July 23, 2019
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Lawrence D'Souza, Vinu Viswanath, Ugo Ravon, Aghaddin Mamedov
  • Publication number: 20180311651
    Abstract: Catalysts useful for hydrocarbon reforming reactions are described. A catalyst can include a bimetallic (M1M2) or trimetallic (M1M2M3) nanostructure, or oxides thereof, and a hollow zeolite support. The hollow space in the zeolite support includes the bi-metallic (M1M2) or tri-metallic (M1M2M3) nanostructure, or oxides thereof.
    Type: Application
    Filed: October 27, 2016
    Publication date: November 1, 2018
    Inventors: Ugo Ravon, Lawrence D'Souza, Vinu Viswanath
  • Publication number: 20180043340
    Abstract: Disclosed are bulk metal oxide catalysts, and methods for their use, that include at 5 least two or more metals or two or more compounds thereof (M1, M2) and having an olivine crystal phase or a spinel crystal phase, or both phases, wherein the bulk metal oxide catalyst is capable of producing the H2 and CO from the CH4 and the CO2 under substantially dry conditions.
    Type: Application
    Filed: January 27, 2016
    Publication date: February 15, 2018
    Inventors: Ugo Ravon, Lawrence D'Souza, Vinu Viswanath
  • Patent number: 9782751
    Abstract: Disclosed is a hydrocarbon gas reforming supported catalyst, and methods for its use, that includes a catalytic material capable of catalyzing the production of a gaseous mixture comprising hydrogen (H2) and carbon monoxide (CO) from a hydrocarbon gas and a clay support material comprising a clay mineral, wherein the catalytic material is chemically bonded to the clay support material, and wherein the chemical bond is a M1-M2 bond, where M1 is a metal from the catalytic material and M2 is a metal from the clay support material, or the chemical bond is a M1-O bond, where M1 is a metal from the catalytic material and oxygen (O) is from the clay support material, wherein the supported catalyst comprises at least 70% or more by weight of the clay support material.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: October 10, 2017
    Assignee: SABIC Global Technologies B.V.
    Inventors: Lawrence D'Souza, Vinu Viswanath
  • Patent number: 9731273
    Abstract: Disclosed is a lanthanide oxide coated catalyst, and methods for its use, that includes a supported catalyst comprising a support material, a catalytic material, and a lanthanide oxide, wherein the lanthanide oxide is attached to at least a portion of the surface of the supported catalyst.
    Type: Grant
    Filed: March 22, 2016
    Date of Patent: August 15, 2017
    Assignee: SABIC Global Technologies B.V.
    Inventors: Lawrence D'Souza, Vinu Viswanath
  • Publication number: 20170120227
    Abstract: Disclosed are metal oxide catalysts, and methods for their use, that includes a bulk metal oxide catalyst composed of at least two metals and nesosilicate. The catalyst is capable of catalyzing the carbon dioxide reforming of methane to produce hydrogen and carbon monoxide.
    Type: Application
    Filed: July 16, 2015
    Publication date: May 4, 2017
    Inventors: Lawrence D'Souza, Vinu Viswanath, Ugo Ravon, Aghaddin Mamedov
  • Patent number: 9616414
    Abstract: Disclosed is a hydrocarbon gas reforming supported catalyst, and methods for its use, that includes a catalytic material capable of catalyzing the production of a gaseous mixture comprising hydrogen and carbon monoxide from a hydrocarbon gas, and a support material comprising an alkaline earth metal/metal oxide compound having a structure of D-E, wherein D is a M1 or M1M2, M1 and M2 each individually being an alkaline earth metal selected from the group consisting of Mg, Ca, Ba, and Sr, E is a metal oxide selected from the group consisting of Al2O4, SiO2, ZrO2, TiO2, and CeO2, wherein the catalytic material is attached to the support material.
    Type: Grant
    Filed: May 8, 2014
    Date of Patent: April 11, 2017
    Assignee: SABIC Global Technologies B.V.
    Inventors: Lawrence D'Souza, Vinu Viswanath
  • Publication number: 20170001176
    Abstract: Disclosed are catalysts capable of catalyzing the dry reforming of methane. The catalysts have a core-shell structure with the shell surrounding the core. The shell has a redox-metal oxide phase that includes a metal dopant incorporated into the lattice framework of the redox-metal oxide phase. An active metal(s) is deposited on the surface of the shell.
    Type: Application
    Filed: June 24, 2016
    Publication date: January 5, 2017
    Inventors: Lawrence D'Souza, Vinu Viswanath, Jessica Scaranto, Ugo Ravon
  • Publication number: 20160318003
    Abstract: Disclosed is a hydrocarbon gas reforming supported catalyst, and methods for its use, that includes a catalytic material capable of catalyzing the production of a gaseous mixture comprising hydrogen (H2) and carbon monoxide (CO) from a hydrocarbon gas and a clay support material comprising a clay mineral, wherein the catalytic material is chemically bonded to the clay support material, and wherein the chemical bond is a M1-M2 bond, where M1 is a metal from the catalytic material and M2 is a metal from the clay support material, or the chemical bond is a M1-O bond, where M1 is a metal from the catalytic material and oxygen (O) is from the clay support material, wherein the supported catalyst comprises at least 70% or more by weight of the clay support material.
    Type: Application
    Filed: July 8, 2016
    Publication date: November 3, 2016
    Inventors: Lawrence D'SOUZA, Vinu VISWANATH
  • Patent number: 9409150
    Abstract: Disclosed is a hydrocarbon gas reforming supported catalyst, and methods for its use, that includes a catalytic material capable of catalyzing the production of a gaseous mixture comprising hydrogen and carbon monoxide from a hydrocarbon gas, and a clay support material comprising a clay mineral, wherein the catalytic material is attached to the clay support material.
    Type: Grant
    Filed: May 8, 2014
    Date of Patent: August 9, 2016
    Assignee: SABIC Global Technologies B.V.
    Inventors: Lawrence D'Souza, Vinu Viswanath
  • Publication number: 20160199827
    Abstract: Disclosed is a lanthanide oxide coated catalyst, and methods for its use, that includes a supported catalyst comprising a support material, a catalytic material, and a lanthanide oxide, wherein the lanthanide oxide is attached to at least a portion of the surface of the supported catalyst.
    Type: Application
    Filed: March 22, 2016
    Publication date: July 14, 2016
    Inventors: Lawrence D'Souza, Vinu Viswanath
  • Patent number: 9314771
    Abstract: Disclosed is a lanthanide oxide coated catalyst, and methods for its use, that includes a supported catalyst comprising a support material, a catalytic material, and a lanthanide oxide, wherein the lanthanide oxide is attached to at least a portion of the surface of the supported catalyst.
    Type: Grant
    Filed: June 23, 2014
    Date of Patent: April 19, 2016
    Assignee: SABIC Global Technologies B.V.
    Inventors: Lawrence D'Souza, Vinu Viswanath
  • Patent number: 9217068
    Abstract: High surface area alkaline earth aluminate spinel materials are disclosed, together with methods for the preparation thereof from one or more alkaline earth metal salts and a water soluble non-ionic polymer. A nanocrystalline alkaline earth metal aluminate spinel prepared according to the method is also provided.
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: December 22, 2015
    Assignee: SAUDI BASIC INDUSTRIES CORPORATION
    Inventors: Lawrence D'Souza, Vinu Viswanath, Sandro Gambarotta
  • Patent number: 9126189
    Abstract: Disclosed is a method of making a pyrochlore comprising, obtaining a solution comprising a solvent and a metal precursor or salt thereof capable of forming a pyrochlore, wherein the metal precursor or salt thereof is dissolved in the solvent, subjecting the solution to a drying step to obtain a non-gelled or non-polymerized pyrochlore precursor material in powdered form, and subjecting the pyrochlore precursor material to a calcination step to obtain a pyrochlore.
    Type: Grant
    Filed: June 23, 2014
    Date of Patent: September 8, 2015
    Assignee: SABIC Global Technologies B.V.
    Inventors: Lawrence D'Souza, Vinu Viswanath
  • Publication number: 20150014592
    Abstract: Disclosed is a lanthanide oxide coated catalyst, and methods for its use, that includes a supported catalyst comprising a support material, a catalytic material, and a lanthanide oxide, wherein the lanthanide oxide is attached to at least a portion of the surface of the supported catalyst.
    Type: Application
    Filed: June 23, 2014
    Publication date: January 15, 2015
    Inventors: Lawrence D'SOUZA, Vinu VISWANATH
  • Publication number: 20150014591
    Abstract: Disclosed is a method of making a pyrochlore comprising, obtaining a solution comprising a solvent and a metal precursor or salt thereof capable of forming a pyrochlore, wherein the metal precursor or salt thereof is dissolved in the solvent, subjecting the solution to a drying step to obtain a non-gelled or non-polymerized pyrochlore precursor material in powdered form, and subjecting the pyrochlore precursor material to a calcination step to obtain a pyrochlore.
    Type: Application
    Filed: June 23, 2014
    Publication date: January 15, 2015
    Inventors: Lawrence D'SOUZA, Vinu VISWANATH
  • Publication number: 20140332726
    Abstract: Disclosed is a hydrocarbon gas reforming supported catalyst, and methods for its use, that includes a catalytic material capable of catalyzing the production of a gaseous mixture comprising hydrogen and carbon monoxide from a hydrocarbon gas, and a support material comprising an alkaline earth metal/metal oxide compound having a structure of D-E, wherein D is a M1 or M1M2, M1 and M2 each individually being an alkaline earth metal selected from the group consisting of Mg, Ca, Ba, and Sr, E is a metal oxide selected from the group consisting of Al2O4, SiO2, ZrO2, TiO2, and CeO2, wherein the catalytic material is attached to the support material.
    Type: Application
    Filed: May 8, 2014
    Publication date: November 13, 2014
    Applicant: SABIC Global Technologies B.V.
    Inventors: Lawrence D'SOUZA, Vinu VISWANATH