Patents by Inventor Paul F. Keusenkothen

Paul F. Keusenkothen 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: 20170144947
    Abstract: The invention relates to the production of aromatic hydrocarbon by the conversion of a feed comprising saturated hydrocarbon. At least a portion of the saturated hydrocarbon is converted to olefinic hydrocarbon. Aromatic hydrocarbon is produced from at least a portion of the olefinic hydrocarbon using at least one dehydrocyclization catalyst comprising dehydrogenation and molecular sieve components.
    Type: Application
    Filed: August 18, 2016
    Publication date: May 25, 2017
    Inventors: Paul F. Keusenkothen, Mohsen N. Harandi, John S. Buchanan, Mayank Shekhar
  • Publication number: 20170088486
    Abstract: The invention relates to converting non-aromatic hydrocarbon in the presence of CO2 to produce aromatic hydrocarbon. CO2 methanation using molecular hydrogen produced during the aromatization increases aromatic hydrocarbon yield. The invention also relates to equipment and materials useful in such upgrading, to processes for carrying out such upgrading, and to the use of such processes for, e.g., natural gas upgrading.
    Type: Application
    Filed: August 18, 2016
    Publication date: March 30, 2017
    Inventors: John S. Buchanan, Paul F. Keusenkothen, David W. Maher, Jaime A. Valencia
  • Publication number: 20170088490
    Abstract: The invention relates to the conversion of paraffinic hydrocarbon to oligomers of greater molecular weight and/or to aromatic hydrocarbon. The invention also relates to equipment and materials useful in such conversion, and to the use of such conversion for, e.g., natural gas upgrading. Corresponding olefinic hydrocarbon is produced from the paraffinic hydrocarbon in the presence of a dehydrogenation catalyst containing a catalytically active carbonaceous component. The corresponding olefinic hydrocarbon is then converted by oligomerization and/or dehydrocyclization in the presence of at least one molecular sieve catalyst.
    Type: Application
    Filed: August 18, 2016
    Publication date: March 30, 2017
    Inventors: Tan-Jen Chen, Paul F. Keusenkothen
  • Publication number: 20170088491
    Abstract: The invention relates to hydrocarbon dehydrocyclization to produce products such as aromatic hydrocarbon, to equipment and materials useful for dehydrocyclization, to processes for carrying out dehydrocyclization, and to the use of dehydrocyclization for, e.g., natural gas upgrading. The dehydrocyclization is carried out in a catalytic reaction zone of a reverse-flow reactor.
    Type: Application
    Filed: August 18, 2016
    Publication date: March 30, 2017
    Inventors: Paul F. Keusenkothen, John S. Buchanan, John S. Coleman, Seth M. Washburn
  • Publication number: 20170088484
    Abstract: The invention relates to producing aromatic hydrocarbon by aromatization of non-aromatic hydrocarbon, including feed pretreatment, aromatization of the aromatization feed's C2 hydrocarbon and C3+ non-aromatic hydrocarbon, and recovery of an aromatic product. The invention also relates to modules for carrying out the pretreatment, aromatization, and recovery, and also modules for auxiliary function such as power generation.
    Type: Application
    Filed: August 18, 2016
    Publication date: March 30, 2017
    Inventors: David W. Maher, Robert D. Denton, Jaime A. Valencia, Paul F. Keusenkothen
  • Publication number: 20170088488
    Abstract: The invention relates to the production of aromatic hydrocarbon by the conversion of a feed comprising C2+ non-aromatic hydrocarbon, e.g., natural gas. The invention is particularly useful in converting natural gas to liquid-phase aromatic hydrocarbon, which can be more easily transported away from remote natural gas production facilities. The conversion is carried out in the presence of a dehydrocyclization catalyst comprising dehydrogenation and molecular sieve components. The dehydrocyclization catalyst has an average residence time of 90 seconds or less.
    Type: Application
    Filed: August 18, 2016
    Publication date: March 30, 2017
    Inventors: Mayank Shekhar, Paul F. Keusenkothen
  • Publication number: 20170088487
    Abstract: The invention relates to the conversion of light hydrocarbon to higher-value hydrocarbon, such as aromatic hydrocarbon, to equipment and materials useful in such conversion, and to the use of such conversion for, e.g., natural gas upgrading. The conversion can be carried out in two stages, with each stage containing a dehydrocyclization catalyst comprising at least one dehydrogenation component and at least one molecular sieve.
    Type: Application
    Filed: August 18, 2016
    Publication date: March 30, 2017
    Inventors: John S. Buchanan, Samia Ilias, Mayank Shekhar, Paul F. Keusenkothen
  • Publication number: 20170087540
    Abstract: The invention relates to catalysts and their use in processes for dehydrocyclization of light paraffinic hydrocarbon feedstock to higher-value hydrocarbon, such as aromatic hydrocarbon, to dehydrocyclization catalysts useful in such processes, and to the methods of making such catalysts. One of more of the dehydrocyclization catalysts comprising a crystalline aluminosilicate zeolite having a constraint index of less than or equal to about 12, at least one Group 3 to Group 13 metal of the IUPAC Periodic Table and phosphorous.
    Type: Application
    Filed: August 18, 2016
    Publication date: March 30, 2017
    Inventors: Samia Ilias, Mayank Shekhar, Paul F. Keusenkothen, John S. Buchanan
  • Publication number: 20170088485
    Abstract: The invention relates to catalysts and their use in processes for conversion of hydrocarbon feedstock to a product comprising single-ring aromatic hydrocarbons having six or more carbon atoms, to the methods of making such catalysts, to processes for using such catalysts, and to apparatus and systems for carrying out such processes. One of more of the catalysts comprise a crystalline aluminosilicate having a Constraint Index in the range of 1 to 12, a first metal and/or a second metal, and at least one selectivating agent, such as, for example, an organo-silicate.
    Type: Application
    Filed: August 18, 2016
    Publication date: March 30, 2017
    Inventors: Mayank Shekyar, Paul F. Keusenkothen, Machteld M.W. Mertens, Anthony Go
  • Publication number: 20170088492
    Abstract: The invention relates to the hydrocarbon upgrading to produce aromatic hydrocarbon, to equipment and materials useful in such upgrading, and to the use of such upgrading for, e.g., producing aromatic hydrocarbon natural gas. The upgrading can be carried out in the presence of a dehydrocyclization catalyst comprising at least one dehydrogenation component and at least one molecular sieve.
    Type: Application
    Filed: August 18, 2016
    Publication date: March 30, 2017
    Inventors: Paul F. Keusenkothen, John S. Buchanan, Samia Ilias, Mayank Shekhar
  • Publication number: 20170036971
    Abstract: The invention relates to a hydrocarbon conversion process and a reactor configured to carry out the hydrocarbon conversion process. The hydrocarbon conversion process is directed to increasing the overall equilibrium production of ethylene from typical pyrolysis reactions. The hydrocarbon conversion process can be carried out by exposing a hydrocarbon feed to a peak pyrolysis gas temperature in a reaction zone in the range of from 850° C. to 1200° C.
    Type: Application
    Filed: October 17, 2016
    Publication date: February 9, 2017
    Inventors: Frank Hershkowitz, Paul F. Keusenkothen, Ian J. Laurenzi
  • Publication number: 20170036970
    Abstract: The invention relates to processes for converting a mixture of hydrocarbon and sulfur-containing molecules such as mercaptan into products comprising acetylene, ethylene, and hydrogen sulfide, to processes utilizing the acetylene and ethylene resulting from the conversion, and to equipment useful for such processes.
    Type: Application
    Filed: October 25, 2016
    Publication date: February 9, 2017
    Inventors: Paul F. Keusenkothen, Frank Hershkowitz, Robert D. Denton, Gary D. Mohr
  • Publication number: 20170022426
    Abstract: The present disclosure relates to reactor components and their use, e.g., in regenerative reactors. A process and apparatus for utilizing different wetted areas along the flow path of a fluid in a pyrolysis reactor, e.g., a thermally regenerating reactor, such as a regenerative, reverse-flow reactor, is described.
    Type: Application
    Filed: March 4, 2016
    Publication date: January 26, 2017
    Inventors: Paul F. Keusenkothen, Frank Hershkowitz, Gary D. Mohr, Changmin Chun, Jeffrey W. Frederick
  • Publication number: 20170022129
    Abstract: This invention relates to a process for producing ethanol comprises supplying a feed comprising carbon monoxide, hydrogen and dimethyl ether to a reaction zone operated under conditions such that (i) part of the carbon monoxide in the feed reacts with part of the hydrogen in the feed to produce methanol; (ii) part of the carbon monoxide in the feed reacts with at least part of the dimethyl ether in the feed to produce methyl acetate; and (iii) part of the hydrogen in the feed reacts with at least part of the methyl acetate produced in (ii) to produce an effluent comprising methanol and ethanol. At least part of the ethanol is recovered from the effluent and at least part of the methanol is dehydrated to produce dimethyl ether, which is recycled to the reaction zone.
    Type: Application
    Filed: June 17, 2016
    Publication date: January 26, 2017
    Inventors: Michael Salciccioli, James H. Beech, JR., Ranjita Ghose, Paul F. Keusenkothen, Meha Rungta
  • Patent number: 9512048
    Abstract: The invention relates to processes for converting a mixture of hydrocarbon and sulfur-containing molecules such as mercaptan into products comprising acetylene, ethylene, and hydrogen sulfide, to processes utilizing the acetylene and ethylene resulting from the conversion, and to equipment useful for such processes.
    Type: Grant
    Filed: May 31, 2012
    Date of Patent: December 6, 2016
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Paul F. Keusenkothen, Frank Hershkowitz, Robert D. Denton, Gary D. Mohr
  • Publication number: 20160347696
    Abstract: The invention relates to long chain alcohol, to processes for catalytically producing long chain alcohol from carbon monoxide and molecular hydrogen, to equipment useful in such processes, and to the use of long chain alcohol, e.g., for producing fuel, lubricating oil, detergent, and plasticizer. The catalyst is mesoporous and comprises iron and copper.
    Type: Application
    Filed: May 4, 2016
    Publication date: December 1, 2016
    Inventors: Kapil Kandel, Paul F. Keusenkothen, Jeevan S. Abichandani
  • Publication number: 20160346766
    Abstract: The invention relates to templated active material, including those deriving order from organic and/or inorganic templating agents. The invention also relates to methods for producing templated active material, and to active material produced by such methods, and the use of such templated active material for producing oxygenate.
    Type: Application
    Filed: May 4, 2016
    Publication date: December 1, 2016
    Inventors: Kapil Kandel, Paul F. Keusenkothen, Jeevan S. Abichandani
  • Patent number: 9505676
    Abstract: The invention relates to processes for converting a mixture of hydrocarbon and oxygenate into products containing acetylene and carbon monoxide. The invention also relates to utilizing at least a portion of the acetylene and carbon monoxide for producing xylenes such as p-xylene, utilizing at least a portion of xylenes for producing polymeric fibers, and to equipment useful for these processes.
    Type: Grant
    Filed: April 9, 2013
    Date of Patent: November 29, 2016
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Gary D. Mohr, Jonathan M. McConnachie, Paul F. Keusenkothen, Frank Hershkowitz
  • Patent number: 9505680
    Abstract: An apparatus and method are provided for processing hydrocarbon feeds. The method enhances the conversion of hydrocarbon feeds into ethylene. In particular, the present techniques expose feed containing hydrocarbons to high-severity operating conditions in a pyrolysis reactor and separate the reactor product from the reactor into a first product having hydrogen and a second product including ?90 mole percent of the acetylene in the reactor product. Then, the second product is reacted with a catalyst in a converter to form ethylene.
    Type: Grant
    Filed: December 20, 2011
    Date of Patent: November 29, 2016
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Paul F. Keusenkothen, Frank Hershkowitz, Jason D. Davis
  • Publication number: 20160340257
    Abstract: 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 an oxygen partial pressure of 10?15 bar, a carbon partial pressure above the carbon partial pressure of the zirconium carbide and zirconium oxide phase transition at the same temperature, and at temperatures below the temperature of the zirconium triple point at the oxygen partial pressure of 10?15 bar; and ii) when exposed to a gas having an oxygen partial pressure of 10?15 bar and at temperatures above the zirconium triple point at the oxygen partial pressure of 10?15 bar. In some embodiments, the reactor comprises a regenerative pyrolysis reactor apparatus and in other embodiments it includes a reverse flow regenerative reactor apparatus.
    Type: Application
    Filed: August 8, 2016
    Publication date: November 24, 2016
    Inventors: Frank Hershkowitz, ChangMin Chun, Paul F. Keusenkothen, Shiun Ling, Gary D. Mohr