Patents by Inventor Khalid Karim

Khalid Karim 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).

  • Patent number: 9416067
    Abstract: The present invention relates to a catalyst composition comprising cobalt manganese oxide which is modified with lanthanum and/or phosphorus and optionally one or more basic elements selected from the group consisting of alkali metal, alkaline earth metal and transition metal. Furthermore, a method for preparing said catalyst composition and a process for producing aliphatic and aromatic hydrocarbons by Fischer-Tropsch synthesis using said catalyst composition is provided.
    Type: Grant
    Filed: December 15, 2011
    Date of Patent: August 16, 2016
    Assignee: Saudi Basic Industries Corporation
    Inventors: Khalid Karim, Saleh A. Al-Sayari
  • Patent number: 9409840
    Abstract: The present invention relates to a method for preparing a catalyst composition comprising cobalt and molybdenum on a carbon support, characterized in that the cobalt- and molybdenum-source are dissolved in an organic solvent that is miscible with water. Moreover, a carbon supported cobalt molybdenum catalyst composition obtainable by said method and a process for producing alcohols from syngas using said carbon supported cobalt molybdenum catalyst composition is provided.
    Type: Grant
    Filed: June 28, 2012
    Date of Patent: August 9, 2016
    Assignee: Saudi Basic Industries Corporation
    Inventors: Khalid Karim, Asad Khan
  • Patent number: 9381499
    Abstract: The present invention relates to a catalyst composition comprising cobalt molybdenum and optionally one or more elements selected from the group consisting of alkali metals and alkaline earth metals on a carbon support wherein said cobalt and molybdenum are in their metallic form. It was surprisingly found that the selectivity for alcohols can be increased by using the carbon supported cobalt molybdenum catalyst as described herein in a process for producing alcohols from a feed stream comprising hydrogen and carbon monoxide. Furthermore, it was found that the catalyst of the present invention has a decreased selectivity for CO2 and can be operated at relatively low temperature when compared to conventional catalysts. Moreover, a method for preparing the carbon supported cobalt molybdenum catalyst composition and a process for producing alcohols using said carbon supported cobalt molybdenum catalyst composition is provided.
    Type: Grant
    Filed: April 19, 2012
    Date of Patent: July 5, 2016
    Assignee: Saudi Basic Industries Corporation
    Inventors: Khalid Karim, Graham Hutchings, Sarwat Iqbal
  • Publication number: 20160186070
    Abstract: The present disclosures and inventions relate to a method comprising: a) introducing a natural gas; b) reforming the natural gas; wherein the reforming step comprises contacting the natural gas with steam to produce a syngas; c) converting the syngas to a product mixture comprising at least one olefin and a byproduct comprising a paraffin and a gasoline; wherein the converting step comprises contacting the syngas with a Co/Mn catalyst; and d) converting the byproduct to syngas.
    Type: Application
    Filed: July 28, 2014
    Publication date: June 30, 2016
    Inventors: Mubarik Ali Bashir, Khalid Karim, Ali Essa Alhammad
  • Publication number: 20160186069
    Abstract: The present disclosures and inventions relate to a method including the steps of: a) introducing a natural gas; b) reforming the natural gas; wherein the reforming step comprises contacting the natural gas with steam to produce a syngas; c) converting the syngas to a product mixture comprising an olefin, carbon dioxide, and hydrogen; wherein the converting step comprises contacting the syngas with a Co/Mn catalyst; and d) converting at least some process hydrogen and at least some process and/or external carbon dioxide to syngas by a reverse water gas shift reaction, and recycling such reverse water gas shift reaction produced syngas to before step c).
    Type: Application
    Filed: July 28, 2014
    Publication date: June 30, 2016
    Inventors: Mubarik Ali Bashir, Khalid Karim, Ali Essa Alhammad
  • Publication number: 20160177187
    Abstract: The present disclosures and inventions relate to a method that includes the steps of: a) introducing a natural gas; b) reforming the natural gas; wherein the reforming step comprises contacting the natural gas with steam to produce a syngas; c) converting the syngas to a product mixture comprising an olefin; wherein the converting step comprises contacting the syngas with a Co/Mn catalyst; wherein waste water is produced prior to step d); and d) recovering the waste water; wherein some or all of the recovered waste water is added to the natural gas prior to being introduced.
    Type: Application
    Filed: July 28, 2014
    Publication date: June 23, 2016
    Inventors: Mubarik Ali Bashir, Khalid Karim, Ali Assa Alhammad
  • Publication number: 20160175819
    Abstract: The present disclosures and inventions relate to a catalyst or catalyst composition and the methods of making and using the catalyst or catalyst composition. In one aspect, the present disclosure relates to a catalyst composition that includes a catalyst having the formula CA CB Ox and a catalyst support; a) CA is CoaMnbXd, wherein X comprises Si, Ti, Cu, Zns Pd, or La or a combination thereof; a ranges from 0.8 to 1.2; b ranges from 0.1 to 1; and d ranges from 0 to 0.5; and b) CB is NieCufMghSim, wherein e ranges from about 0.8 to 1.2; f ranges from 0 to 1; h ranges from 0 to 0.5; and m ranges from 0 to 0.5; wherein Ox is determined by the valence requirements of the other elements present, wherein in the catalyst support consists essentially of magnesia, alumina, silica, titanic, carbon, or zeolite, or a combination thereof; and wherein the catalyst composition converts synthesis gas to at least one olefin.
    Type: Application
    Filed: July 28, 2014
    Publication date: June 23, 2016
    Inventors: Khalid Karim, Asad Ahmad, Mohammad Abdur Rakib, Mohammed Al-Semahi, Jayen Barochia
  • Publication number: 20160167025
    Abstract: The disclosed subject matter presents a catalyst or catalyst composition as well as the methods of making and using the catalyst or catalyst composition. In one aspect, the disclosed subject matter relates to a catalyst comprising CoMnaSibXcYdOx wherein in X comprises an element from Group 11; Y comprises an element from Group 12; a ranges from 0.8 to 1.2; b ranges from 0.1 to 1; c ranges from 0.01 to 0.05; d ranges from 0.01 to 0.05; x is a number determined by the valency requirements of the other elements present; and wherein the catalyst converts synthesis gas to at least one olefin.
    Type: Application
    Filed: July 28, 2014
    Publication date: June 16, 2016
    Inventors: Khalid Karim, Mahammad Abdur Rakib, Asad Ahmad Khan, Mohammed Al-Semahi
  • Patent number: 9365473
    Abstract: The present invention relates to a method for preparing a catalyst composition comprising cobalt and molybdenum on a carbon support, characterized in that the cobalt- and molybdenum-source are dissolved in an organic solvent that is miscible with water. Moreover, a carbon supported cobalt molybdenum catalyst composition obtainable by said method and a process for producing alcohols from syngas using said carbon supported cobalt molybdenum catalyst composition is provided.
    Type: Grant
    Filed: June 28, 2012
    Date of Patent: June 14, 2016
    Assignee: Saudi Basic Industries Corporation
    Inventors: Khalid Karim, Asad Khan
  • Publication number: 20160096796
    Abstract: The method disclosed herein relates to two stage catalytic processes for converting syngas to acetic acid, acrylic acid and/or propylene. More specifically, the method described and claimed herein relate to a method of producing acrylic acid and acetic acid comprising the steps of: a) providing a feedstream comprising syngas; b) contacting the feedstream with a first catalyst to produce a first product stream comprising C2-C3 olefins and/or C2-C3 paraffins; and c) contacting the first product stream with oxygen gas and a second catalyst, thereby producing a second product stream comprising acrylic acid and acetic acid, wherein there is no step for separating the components of the first product stream before the first product stream is contacted with the second catalyst.
    Type: Application
    Filed: April 22, 2014
    Publication date: April 7, 2016
    Inventors: Khalid Karim, Labeeb Chaudhary Ahmed
  • Publication number: 20160074841
    Abstract: The present disclosures and inventions relate to composite catalyst compositions for the catalytic oxidation of hydrocarbons such as propane with an oxygen containing stream, in the presence of a composite catalyst comprising CA that comprises at least components a metal M, a support S, and an optional alkali metal A, and also CB that comprises one or more mixed metal oxide phases comprising metals in the relative molar ratios indicated by the formula MoaVbGacPddNbeXf, to produce ?,?-unsaturated carboxylic acids such as acrylic acid and/or olefins such as propylene.
    Type: Application
    Filed: April 22, 2014
    Publication date: March 17, 2016
    Inventors: Khalid Karim, Abdulaziz Al Jodai
  • Publication number: 20160067684
    Abstract: The present disclosures and inventions relate to a catalyst composition for the selective conversion of a hydrogen/carbon monoxide mixture (syngas) to C1-C5 hydrocarbons, wherein the catalyst composition, which can be optionally dispersed on a support material, has the formula COaMObScMdOf, wherein a is 1; wherein b is from 0.8 to 1.2; wherein c is from 1 to 2; wherein M comprises Zn, Ti, Zr, or Ni, or a mixture thereof, wherein d is from 0.000001 to 0.2; and wherein f is a number determined by the valence requirements of the other elements present in the catalyst.
    Type: Application
    Filed: April 22, 2014
    Publication date: March 10, 2016
    Inventors: Khalid KARIM, Saleh AL-SAYARIA, Graham HUTCHINGS, Sarwat IQBAL
  • Publication number: 20160068462
    Abstract: The present disclosures and inventions relate to a supported catalyst composition for the catalytic oxidation of a hydrocarbon such as propane with oxygen or air, in the presence of a catalyst composition comprising a support material and a mixed metal composition comprising metals in the molar ratios described by the formula MoaVbGacPddNbeZf, wherein the support material is neutral or oxidative.
    Type: Application
    Filed: April 22, 2014
    Publication date: March 10, 2016
    Inventors: Khalid Karim, Abdulaziz Al Jodai
  • Publication number: 20160051968
    Abstract: In accordance with the invention, there is provided a novel catalyst composition comprising MoVGaPdNbXY, wherein X comprises La, Te, Ge, Zn, In, or W; and Y comprises Al or Si; wherein Mo, V, Ga, Pd, Nb, La, Te, Ge, Zn, In, W, Al, or Si are optionally present in combination with oxygen; wherein the catalyst does not comprise an additional element that acts as a catalyst in the conversion of a propylene to the product. Also, disclosed is a method for the conversion of a propylene to a carboxylic acid moiety by contacting the propylene with the disclosed catalyst.
    Type: Application
    Filed: April 7, 2014
    Publication date: February 25, 2016
    Inventors: Zaheer Irshad, Khalid Karim
  • Publication number: 20150321972
    Abstract: The present invention relates to a catalyst composition comprising cobalt manganese oxide which is modified with silicon in the form of a hydrophilic silica, the catalyst further comprises at least one of lanthanum, phosphorus, Fe, Zr, and Zn, and optionally one or more basic elements selected from the group consisting of alkali metal, alkaline earth metal, and transition metal. Furthermore, a method for preparing the catalyst composition and a process for producing aliphatic and aromatic hydrocarbons using the catalyst composition are provided.
    Type: Application
    Filed: June 25, 2013
    Publication date: November 12, 2015
    Inventors: Khalid Karim, Mohammed AI-Semahi, Asad Khan
  • Publication number: 20140142206
    Abstract: The present invention relates to a method for preparing a catalyst composition comprising cobalt and molybdenum on a carbon support, characterized in that the cobalt- and molybdenum-source are dissolved in an organic solvent that is miscible with water. Moreover, a carbon supported cobalt molybdenum catalyst composition obtainable by said method and a process for producing alcohols from syngas using said carbon supported cobalt molybdenum catalyst composition is provided.
    Type: Application
    Filed: June 28, 2012
    Publication date: May 22, 2014
    Applicant: SAUDI BASIC INDUSTRIES CORPORATION
    Inventors: Khalid Karim, Asad Khan
  • Publication number: 20140135411
    Abstract: The present invention relates to a catalyst composition comprising cobalt molybdenum and optionally one or more elements selected from the group consisting of alkali metals and alkaline earth metals on a carbon support wherein said cobalt and molybdenum are in their metallic form. It was surprisingly found that the selectivity for alcohols can be increased by using the carbon supported cobalt molybdenum catalyst as described herein in a process for producing alcohols from a feed stream comprising hydrogen and carbon monoxide. Furthermore, it was found that the catalyst of the present invention has a decreased selectivity for CO2 and can be operated at relatively low temperature when compared to conventional catalysts. Moreover, a method for preparing the carbon supported cobalt molybdenum catalyst composition and a process for producing alcohols using said carbon supported cobalt molybdenum catalyst composition is provided.
    Type: Application
    Filed: April 19, 2012
    Publication date: May 15, 2014
    Applicant: SAUDI BASIC INDUSTRIES CORPORATION
    Inventors: Khalid Karim, Graham Hutchings, Sarwat Iqbal
  • Publication number: 20140128486
    Abstract: The present invention relates to a process for producing ethylene and propylene from syngas, the process comprising the steps of a) contacting syngas (2) with a first catalyst composition to obtain a first product stream (3) comprising ethylene, propylene and aliphatic hydrocarbons having 4 or more carbon atoms, b) splitting the first product stream (3) into a second product stream (5) comprising at least 90% of said aliphatic hydrocarbons having 4 or more carbon atoms and a third product stream (4) comprising ethylene and propylene, c) separating ethylene and propylene in the third product stream so as to form a first ethylene stream (17) and a first propylene stream (16) and d) converting the second product stream (5) into a fourth product stream (8) comprising ethylene and/or propylene.
    Type: Application
    Filed: June 25, 2013
    Publication date: May 8, 2014
    Inventors: Khalid Karim, Labeeb Chaudary
  • Publication number: 20130274355
    Abstract: The present invention relates to a catalyst composition comprising cobalt manganese oxide which is modified with lanthanum and/or phosphorus and optionally one or more basic elements selected from the group consisting of alkali metal, alkaline earth metal and transition metal. Furthermore, a method for preparing said catalyst composition and a process for producing aliphatic and aromatic hydrocarbons by Fischer-Tropsch synthesis using said catalyst composition is provided.
    Type: Application
    Filed: December 15, 2011
    Publication date: October 17, 2013
    Applicant: SAUDI BASIC INDUSTRIES CORPORATION
    Inventors: Khalid Karim, Saleh A. Al-Sayari
  • Patent number: 8450548
    Abstract: The invention relates to a process for converting a feed stream comprising oxygenated lower aliphatic hydrocarbon compounds, especially methanol, to a product stream comprising aromatic hydrocarbons, especially BTX, which process comprises a step of contacting said feed with a catalyst composition La-M/zeolite, which consists essentially of from 0.0001 to 20 mass % (based on total catalyst composition) of lanthanum; from 0.0001 to 20 mass % of at least one element M selected from the group consisting of molybdenum, copper, cerium and caesium; zeolite in hydrogen form; and optionally a binder.
    Type: Grant
    Filed: August 13, 2008
    Date of Patent: May 28, 2013
    Assignee: Saudi Basic Industries Corporation
    Inventors: Khalid Karim, Naif Al-Otaibi, Syed Zaheer, Abdulkareem Al-Shabnan