Patents by Inventor Brett Loveless

Brett Loveless 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: 10173946
    Abstract: Apparatuses and processes for converting an oxygenate feedstock, such as methanol and/or dimethyl ether, in a fluidized bed containing a catalyst to hydrocarbons, such as gasoline boiling components, olefins and aromatics are provided herein.
    Type: Grant
    Filed: October 1, 2015
    Date of Patent: January 8, 2019
    Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Bing Du, Samuel A. Tabak, Mitch L. Hindman, Eric B. Shen, David L. Johnson, Mohsen N. Harandi, Clay R. Sutton, Lu Han, Michael F. Raterman, Zhongcheng Wang, Samia Ilias, Brett Loveless, Stephen J. McCarthy
  • Patent number: 10159963
    Abstract: Catalyst compositions including a zeolite having a molar ratio of silicon to aluminum of about 10.0 to about 300.0; a Group 10-12 element and combinations thereof; a Group 15 element and combinations thereof; and optionally, a binder, wherein the catalyst composition has a molar ratio of Group 15 element to Group 10-12 element of about 0.01 to about 10.0 are disclosed. Methods of converting organic compounds to aromatics using such catalyst compositions are also disclosed.
    Type: Grant
    Filed: December 4, 2014
    Date of Patent: December 25, 2018
    Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Brett Loveless, Rohit Vijay, Samia Ilias, Stephen J. McCarthy
  • Patent number: 10105690
    Abstract: A catalyst composition includes a zeolite, a binder, and a Group 12 transition metal selected from the group consisting of Zn, Cd, or a combination thereof, the zeolite having a silicon to aluminum ratio of at least about 10, the catalyst composition comprising about 50 wt % or less of the binder based on a total weight of the catalyst composition, the catalyst composition having a micropore surface area of at least about 340 m2/g, a molar ratio of Group 12 transition metal to aluminum of about 0.1 to about 1.3, and at least one of (a) a mesoporosity of greater than about 20 m2/g; (b) a diffusivity for 2,2-dimethylbutane of greater than about 1×10?2 sec?1 when measured at a temperature of about 120° C. and a 2,2-dimethylbutane pressure of about 60 torr (about 8 kPa).
    Type: Grant
    Filed: December 4, 2014
    Date of Patent: October 23, 2018
    Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Stephen J. McCarthy, Rohit Vijay, Brett Loveless
  • Patent number: 10099209
    Abstract: A catalyst composition comprising a zeolite, an alumina binder, and a Group 12 transition metal selected from Zn and/or Cd, the zeolite having a Si/Al ratio of at least about 10 and a micropore surface area of at least about 340 m2/g, the catalyst composition comprising about 50 wt % or less of the binder, based on a total weight of the catalyst composition, and having a micropore surface area of at least about 290 m2/g, a molar ratio of Group 12 transition metal to aluminum of about 0.1 to about 1.3, and at least one of: a mesoporosity of about 20 m2/g to about 120 m2/g; a diffusivity for 2,2-dimethylbutane of greater than about 1×10?2 sec?1 when measured at a temperature of about 120° C. and a 2,2-dimethylbutane pressure of about 60 torr (8 kPa); and a combined micropore surface area and mesoporosity of at least about 380 m2/g.
    Type: Grant
    Filed: December 4, 2014
    Date of Patent: October 16, 2018
    Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Stephen J. McCarthy, Rohit Vijay, Brett Loveless
  • Patent number: 10001091
    Abstract: Catalyst compositions suitable for use in the exhaust gas recycle stream of an internal combustion engine are provided. Such catalyst compositions typically provide significant amounts of methane in addition to syngas. A reformer incorporating such a catalyst for use in an exhaust gas recycle portion of an internal combustion engine powertrain is described. A powertrain incorporating such a reformer, a method of increasing the octane rating of an exhaust gas recycle stream, and a method of operating an internal combustion engine using methane-assisted combustion are also described.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: June 19, 2018
    Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Brian M. Weiss, Walter Weissman, Tilman W. Beutel, John F. Brody, Eugine Choi, Wenjun Li, Paul D. Madiara, Chris E. Esther Kliewer, Karl G. Strohmaier, Scott J. Weigel, Brett Loveless, Makoto Kioke, Hiroshi Miyagawa
  • Patent number: 9895682
    Abstract: A catalyst composition comprises a self-bound zeolite and a Group 12 transition metal selected from the group consisting of Zn, Cd, or a combination thereof, the zeolite having a silicon to aluminum ratio of at least about 10, the catalyst composition having a micropore surface area of at least about 340 m2/g, a molar ratio of Group 12 transition metal to aluminum of about 0.1 to about 1.3, and at least one of: (a) a mesoporosity of greater than about 20 m2/g; (b) a diffusivity for 2,2-dimethylbutane of greater than about 1×10?2 sec?1 when measured at a temperature of about 120° C. and a 2,2-dimethylbutane pressure of about 60 torr (about 8 kPa).
    Type: Grant
    Filed: December 4, 2014
    Date of Patent: February 20, 2018
    Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Stephen J. McCarthy, Rohit Vijay, Brett Loveless
  • Publication number: 20170368540
    Abstract: In a process for the catalytic alkylation of an olefin with an isoparaffi, an olefin-containing feed is contacted with an isoparaffin-containing feed under alkylation conditions in the presence of a solid acid catalyst comprising a crystalline microporous material of at least one of the MWW and MOR framework types, wherein the solid acid catalyst is substantially free of amorphous alumina.
    Type: Application
    Filed: June 1, 2017
    Publication date: December 28, 2017
    Inventors: Matthew S. METTLER, Jihad M. DAKKA, Ivy D. JOHNSON, Stefani PRIGOZHINA, Charles M. SMITH, William W. LONERGAN, Brett LOVELESS, Christine N. ELIA, Wenyih F. LAI
  • Patent number: 9617490
    Abstract: Catalyst compositions suitable for use in the exhaust gas recycle stream of an internal combustion engine are provided. Such catalyst compositions typically provide significant amounts of methane in addition to syngas. A reformer incorporating such a catalyst for use in an exhaust gas recycle portion of an internal combustion engine powertrain is described. A powertrain incorporating such a reformer, a method of increasing the octane rating of an exhaust gas recycle stream, and a method of operating an internal combustion engine using methane-assisted combustion are also described.
    Type: Grant
    Filed: December 11, 2014
    Date of Patent: April 11, 2017
    Assignees: ExxonMobil Research and Engineering Company, Toyota Central Research and Development Labs, Inc.
    Inventors: Brian Michael Weiss, Walter Weissman, Tilman Wolfram Beutel, John Francis Brody, Eugine Choi, Wenjun Li, Paul Dmitri Madiara, Chris Esther Kliewer, Karl Gottlieb Strohmaier, Scott J. Weigel, Brett Loveless, Makota Koike, Hiroshi Miyagawa
  • Publication number: 20170051708
    Abstract: Catalyst compositions suitable for use in the exhaust gas recycle stream of an internal combustion engine are provided. Such catalyst compositions typically provide significant amounts of methane in addition to syngas. A reformer incorporating such a catalyst for use in an exhaust gas recycle portion of an internal combustion engine powertrain is described. A powertrain incorporating such a reformer, a method of increasing the octane rating of an exhaust gas recycle stream, and a method of operating an internal combustion engine using methane-assisted combustion are also described.
    Type: Application
    Filed: November 8, 2016
    Publication date: February 23, 2017
    Applicants: ExxonMobil Research and Engineering Company, Toyota Central Research And Development Labs, Inc.
    Inventors: Brian M. WEISS, Waltr WEISSMAN, Tilman W. BEUTEL, John F. BRODY, Eugine CHOI, Wenjun LI, Paul D. MADIARA, Christine E. KLIEWER, Karl G. STROHMAIER, Scott J. WEIGEL, Brett LOVELESS, Makota KIOKE, Hiroshi MIAGAWA
  • Publication number: 20160176776
    Abstract: Described herein are processes for production of hydrocarbon products comprising contacting a feed comprising methanol and/or dimethyl ether with a catalyst composition, which comprises a zeolite having a constraint index from 1-12 and an active binder comprising a metal oxide with a dehydrogenation function, under conditions sufficient to form the hydrocarbon product, wherein the hydrocarbon product comprises aromatics, olefins, and/or paraffins. Also described herein are catalyst compositions comprising a zeolite having a 10-/12-membered ring framework and a microporous surface area of at least 150 m2/g, and from ˜1 wt % to ˜10 wt % of a zinc oxide binder, the catalyst composition having a zinc to aluminum atomic ratio from ˜0.08 to ˜8.5.
    Type: Application
    Filed: December 2, 2015
    Publication date: June 23, 2016
    Applicant: ExxonMobil Research and Engineering Company
    Inventors: Samia Ilias, Brett Loveless, Stephen J. McCarthy, Rohit Vijay
  • Publication number: 20160102032
    Abstract: Apparatuses and processes for converting an oxygenate feedstock, such as methanol and/or dimethyl ether, in a fluidized bed containing a catalyst to hydrocarbons, such as gasoline boiling components, olefins and aromatics are provided herein.
    Type: Application
    Filed: October 1, 2015
    Publication date: April 14, 2016
    Applicant: ExxonMobil Research and Engineering Company
    Inventors: Bing Du, Samuel A. Tabak, Mitch L. Hindman, Eric B. Shen, David L. Johnson, Mohsen N. Harandi, Clay R. Sutton, Lu Han, Michael F. Raterman, Zhongcheng Wang, Samia Ilias, Brett Loveless, Stephen J. McCarthy
  • Publication number: 20150174563
    Abstract: A catalyst composition includes a zeolite, a binder, and a Group 12 transition metal selected from the group consisting of Zn, Cd, or a combination thereof, the zeolite having a silicon to aluminum ratio of at least about 10, the catalyst composition comprising about 50 wt % or less of the binder based on a total weight of the catalyst composition, the catalyst composition having a micropore surface area of at least about 340 m2/g, a molar ratio of Group 12 transition metal to aluminum of about 0.1 to about 1.3, and at least one of (a) a mesoporosity of greater than about 20 m2/g; (b) a diffusivity for 2,2-dimethylbutane of greater than about 1×10?2 sec?1 when measured at a temperature of about 120° C. and a 2,2-dimethylbutane pressure of about 60 torr (about 8 kPa).
    Type: Application
    Filed: December 4, 2014
    Publication date: June 25, 2015
    Applicant: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Stephen J. McCarthy, Rohit Vijay, Brett Loveless
  • Publication number: 20150174561
    Abstract: A catalyst composition comprises a self-bound zeolite and a Group 12 transition metal selected from the group consisting of Zn, Cd, or a combination thereof, the zeolite having a silicon to aluminum ratio of at least about 10, the catalyst composition having a micropore surface area of at least about 340 m2/g, a molar ratio of Group 12 transition metal to aluminum of about 0.1 to about 1.3, and at least one of: (a) a mesoporosity of greater than about 20 m2/g; (b) a diffusivity for 2,2-dimethylbutane of greater than about 1×10?2 sec?1 when measured at a temperature of about 120° C. and a 2,2-dimethylbutane pressure of about 60 torr (about 8 kPa).
    Type: Application
    Filed: December 4, 2014
    Publication date: June 25, 2015
    Applicant: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Stephen J. McCarthy, Rohit Vijay, Brett Loveless
  • Publication number: 20150174570
    Abstract: Catalyst compositions including a zeolite having a molar ratio of silicon to aluminum of about 10.0 to about 300.0; a Group 10-12 element and combinations thereof; a Group 15 element and combinations thereof; and optionally, a binder, wherein the catalyst composition has a molar ratio of Group 15 element to Group 10-12 element of about 0.01 to about 10.0 are disclosed. Methods of converting organic compounds to aromatics using such catalyst compositions are also disclosed.
    Type: Application
    Filed: December 4, 2014
    Publication date: June 25, 2015
    Applicant: ExxonMobil Research and Engineering Company
    Inventors: Brett Loveless, Rohit Vijay, Samia Ilias, Stephen J. McCarthy
  • Publication number: 20150175898
    Abstract: Methods for organic compound conversion are disclosed. Particular methods include providing a first mixture comprising ?10.0 wt % of at least one oxygenate, based on the weight of the first mixture; contacting said first mixture in at least a first moving bed reactor with a catalyst under conditions effective to covert at least a portion of the first mixture to a product stream comprising water, hydrogen, and one or more hydrocarbons; and separating from said product stream (i) at least one light stream and ii) at least one heavy stream, wherein the method is characterized by a recycle ratio of ?5.0.
    Type: Application
    Filed: December 4, 2014
    Publication date: June 25, 2015
    Applicant: ExxonMobil Research and Engineering Company
    Inventors: Stephen J. McCarthy, Rohit VIJAY, Michael Francis RATERMAN, Brian PETERSON, Karlton J. HICKEY, Michel DAAGE, Brett LOVELESS, Ramesh GUPTA, Patricia A. BIELENBERG
  • Publication number: 20150174562
    Abstract: A catalyst composition comprising a zeolite, an alumina binder, and a Group 12 transition metal selected from Zn and/or Cd, the zeolite having a Si/Al ratio of at least about 10 and a micropore surface area of at least about 340 m2/g, the catalyst composition comprising about 50 wt % or less of the binder, based on a total weight of the catalyst composition, and having a micropore surface area of at least about 290 m2/g, a molar ratio of Group 12 transition metal to aluminum of about 0.1 to about 1.3, and at least one of: a mesoporosity of about 20 m2/g to about 120 m2/g; a diffusivity for 2,2-dimethylbutane of greater than about 1×10?2 sec?1 when measured at a temperature of about 120° C. and a 2,2-dimethylbutane pressure of about 60 torr (8 kPa); and a combined micropore surface area and mesoporosity of at least about 380 m2/g.
    Type: Application
    Filed: December 4, 2014
    Publication date: June 25, 2015
    Applicant: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Stephen J. McCarthy, Rohit Vijay, Brett Loveless
  • Publication number: 20150175897
    Abstract: Methods are provided for performing a conversion reaction using a catalyst steamed under mild steaming conditions. Steaming a conversion catalyst under mild steaming conditions can provide an increased conversion activity and/or an increased run length for the catalyst during conversion of an oxygenate feed to aromatic hydrocarbons, such as benzene or xylene. Suitable conversion catalysts can include alumina bound catalysts including a medium pore molecular sieve.
    Type: Application
    Filed: December 4, 2014
    Publication date: June 25, 2015
    Applicant: ExxonMobil Research and Engineering Company
    Inventors: Brett Loveless, Christine N. Elia, Stephen J. McCarthy
  • Publication number: 20150167587
    Abstract: Catalyst compositions suitable for use in the exhaust gas recycle stream of an internal combustion engine are provided. Such catalyst compositions typically provide significant amounts of methane in addition to syngas. A reformer incorporating such a catalyst for use in an exhaust gas recycle portion of an internal combustion engine powertrain is described. A powertrain incorporating such a reformer, a method of increasing the octane rating of an exhaust gas recycle stream, and a method of operating an internal combustion engine using methane-assisted combustion are also described.
    Type: Application
    Filed: December 11, 2014
    Publication date: June 18, 2015
    Applicant: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Brian Michael Weiss, Walter Weissman, Tilman Wolfram Beutel, John Francis Brody, Eugine Choi, Wenjun Li, Paul Dmitri Madiara, Chris Esther Kliewer, Karl Gottlieb Strohmaier, Scott J. Weigel, Brett Loveless