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: 9856200
    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: Grant
    Filed: April 22, 2014
    Date of Patent: January 2, 2018
    Assignee: Saudi Basic Industries Corporation
    Inventors: Khalid Karim, Abdulaziz Al Jodai
  • Publication number: 20170369797
    Abstract: Disclosed herein is a system comprising: a) a separator tank comprising a first inlet, a second inlet, a first outlet, and a second outlet, b) a heat exchanger, and c) a holding tank comprising a third inlet and a third outlet, wherein the separator tank is in fluid communication with the holding tank via a first connector and via a second connector, wherein the first connector is connected to the first outlet of the separator tank and to the third inlet of the holding tank, wherein the second connector is connected to the first inlet of the separator tank and to the third outlet of the holding tank, and wherein the first connector and the second connector are in communication with the heat exchanger.
    Type: Application
    Filed: November 17, 2015
    Publication date: December 28, 2017
    Inventors: Shehzada Khurram, Zeeshan Nawaz, Khalid Karim, Thabet Al-Qahtani, Abdullah Turki Al-Jaloud, Saud Al-Khudeer, Ali Al-Hammad
  • Patent number: 9827555
    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: Grant
    Filed: July 28, 2014
    Date of Patent: November 28, 2017
    Assignee: Saudi Basic Industries Corporation
    Inventors: Khalid Karim, Mohammad Abdur Rakib, Asad Ahmad Khan, Mohammed Al-Semahi
  • Publication number: 20170333862
    Abstract: The present disclosures and inventions relate reactor and method useful in Fischer-Tropsch processes, such as a reactor comprising a first one or more catalyst holding zones, wherein each of the first one or more catalyst holding zones have a first inner surface, wherein the first inner surface defines a first interior space, wherein each of the first one or more catalyst holding zones have a first longitudinal axis, wherein each of the first one or more catalyst holding zones have a first end and a second end, wherein the first inner surface is tapered towards the first longitudinal axis from the first end towards the second end, and wherein each of the first one or more catalyst holding zones are configured to perform an exothermic reaction.
    Type: Application
    Filed: November 12, 2015
    Publication date: November 23, 2017
    Inventors: Talal Khaled Al-Shammari, Khalid Karim
  • Publication number: 20170335203
    Abstract: Disclosed herein are reactors comprising: a) a first mixing zone, b) a first reaction zone, c) a first cooling zone, d) a first H2O separation zone, e) a second mixing zone, f) a second reaction zone, g) a second cooling zone, and h) a second H2O separation zone, wherein the first mixing zone is in fluid communication with the first reaction zone, wherein the first reaction zone is in fluid communication with the first cooling zone, wherein the first cooling zone is in fluid communication with the first H2O separation zone, wherein the first H2O separation zone is in fluid communication with the second mixing zone, wherein the second mixing zone is in fluid communication with the second reaction zone, wherein the second reaction zone is in fluid communication with the second cooling zone, and wherein the second cooling zone is in fluid communication with the second H2O separation zone.
    Type: Application
    Filed: November 12, 2015
    Publication date: November 23, 2017
    Inventors: Talal Khaled Al-Shammari, Khalid Karim
  • Publication number: 20170312722
    Abstract: A reactor for hydrocarbon production that separates wax reaction products from lightweight gaseous reaction products. The reactor has a housing, a catalyst bed, a product recovery zone, and a stripping zone. The catalyst bed can be provided in multi-tubular and other fixed bed configurations. The stripping zone receives light-weight gas reaction products from the product recovery zone, while a gas outlet of the housing receives non-lightweight gaseous hydrocarbon reaction products from the product recovery zone. A wax outlet of the housing receives wax products from the product recovery zone.
    Type: Application
    Filed: October 29, 2015
    Publication date: November 2, 2017
    Inventors: Zeeshan Nawaz, Shahzada Khuram, Khalid Karim
  • Publication number: 20170306243
    Abstract: A reactor for producing desired reaction products has a housing, a plurality of catalyst conduits within the housing, and a plurality of coolant conduits within the housing. The coolant conduits are interspersed among the catalyst conduits, and each catalyst conduit is positioned adjacent to at least two coolant conduits.
    Type: Application
    Filed: November 6, 2015
    Publication date: October 26, 2017
    Inventors: Zeeshan Nawaz, Khalid Karim, Mubarik Ali Bashir, Talal Khaled Al-Shammari
  • Publication number: 20170304793
    Abstract: A reactor for hydrocarbon production that separates wax reaction products from lightweight gaseous reaction products. The reactor has a housing, a catalyst bed, a product recovery zone, and a stripping zone. The catalyst bed can be provided in multi-tubular and other fixed bed configurations. The stripping zone receives light-weight gas reaction products from the product recovery zone, while a gas outlet of the housing receives non-lightweight gaseous hydrocarbon reaction products from the product recovery zone. A wax outlet of the housing receives wax products from the product recovery zone.
    Type: Application
    Filed: October 29, 2015
    Publication date: October 26, 2017
    Inventors: Zeeshan Nawaz, Mubarik Ali Bashir, Khalid Karim
  • Publication number: 20170297012
    Abstract: The present disclosures and inventions relate to methods of reducing and activating a cobalt catalyst by contacting an at least partially oxidized cobalt catalyst with a reducing gas, such as a first, second, and/or third reducing gas, at a temperature from 220 ° C. to 270 ° C. for at least 8 or 50 hours depending on the reducing gas, thereby reducing and activating the cobalt catalyst.
    Type: Application
    Filed: September 18, 2015
    Publication date: October 19, 2017
    Inventors: Talal Khaled Al-Shammari, Abdulkarim Al-Mutairi, Khalid Karim, Asad Ahamad Khan, Jayen Barochia
  • Publication number: 20170217851
    Abstract: A catalyst composition containing cobalt manganese oxide which is modified with silicon in the form of a hydrophilic silica, the catalyst also containing at least one of lanthanum, phosphorus, Fe, Zr, and Zn, and optionally one or more basic elements selected from the group of alkali metal, alkaline earth metal, and transition metals. Also, methods for preparing and using the catalyst composition for producing aliphatic and aromatic hydrocarbons using the catalyst composition.
    Type: Application
    Filed: December 8, 2016
    Publication date: August 3, 2017
    Inventors: Khalid Karim, Mohammed Al-Semahi, Asad Khan
  • Patent number: 9701910
    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: Grant
    Filed: July 28, 2014
    Date of Patent: July 11, 2017
    Assignee: Saudi Basic Industries Corporation
    Inventors: Mubarik Ali Bashir, Khalid Karim, Ali Essa Alhammad
  • Patent number: 9695365
    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: Grant
    Filed: July 28, 2014
    Date of Patent: July 4, 2017
    Assignee: Saudi Basic Industries Corporation
    Inventors: Mubarik Ali Bashir, Khalid Karim, Ali Essa Alhammad
  • Patent number: 9669391
    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: May 31, 2016
    Date of Patent: June 6, 2017
    Assignee: Saudi Basic Industries Corporation
    Inventors: Khalid Karim, Graham Hutchings, Sarwat Iqbal
  • Patent number: 9669393
    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: Grant
    Filed: April 22, 2014
    Date of Patent: June 6, 2017
    Assignee: Saudi Basic Industries Corporation
    Inventors: Khalid Karim, Saleh Al-Sayaria, Graham Hutchings, Sarwat Iqbal
  • Patent number: 9636663
    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: Grant
    Filed: April 22, 2014
    Date of Patent: May 2, 2017
    Assignee: Saudi Basic Industries Corporation
    Inventors: Khalid Karim, Abdulaziz Al Jodai
  • Patent number: 9545620
    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: Grant
    Filed: June 25, 2013
    Date of Patent: January 17, 2017
    Assignee: SAUDI BASIC INDUSTRIES CORPORATION
    Inventors: Khalid Karim, Mohammed Al-Semahi, Asad Khan
  • Patent number: 9492814
    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: Grant
    Filed: April 7, 2014
    Date of Patent: November 15, 2016
    Assignee: SAUDI BASIC INDUSTRIES CORPORATION
    Inventors: Zaheer Irshad, Khalid Karim
  • Patent number: 9486785
    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: Grant
    Filed: July 28, 2014
    Date of Patent: November 8, 2016
    Assignee: Saudi Basic Industries Corporation
    Inventors: Khalid Karim, Asad Ahmad Khan, Mohammad Abdur Rakib, Mohammed Al-Semahi, Jayen Barochia
  • Publication number: 20160271593
    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: May 31, 2016
    Publication date: September 22, 2016
    Inventors: Khalid Karim, Graham Hutchings, Sarwat Iqbal
  • Patent number: 9422204
    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, 3) 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: Grant
    Filed: June 25, 2013
    Date of Patent: August 23, 2016
    Assignee: Saudi Basic Industries Corporation
    Inventors: Khalid Karim, Labeeb Chaudhary Ahmed