Patents by Inventor Vijay Swarup

Vijay Swarup 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: 20180355708
    Abstract: Systems and methods for deasphalting raw crude production product at the production site, e.g. at the wellhead, and injecting the retentate back into the reservoir are provided.
    Type: Application
    Filed: June 5, 2018
    Publication date: December 13, 2018
    Inventors: Benjamin A. McCool, Michael C. Kerby, Vijay Swarup
  • Publication number: 20120184442
    Abstract: The invention relates to hydrocarbon fluids having high purity with respect to at least one of sulfur species, nitrogen species, oxygenated species, and unsaturated species, particularly hydrocarbon fluids low in aromatics, a method of making said hydrocarbon fluids, a catalyst for use in said method, an apparatus whereby said method may be practiced, and uses of said fluids.
    Type: Application
    Filed: March 23, 2012
    Publication date: July 19, 2012
    Inventors: Thomas Andrew Gribschaw, Sylvain Hantzer, Stephen John McCarthy, Steven E. Silverberg, Vijay Swarup
  • Patent number: 8163171
    Abstract: The invention relates to hydrocarbon fluids having high purity with respect to at least one of sulfur species, nitrogen species, oxygenated species, and unsaturated species, particularly hydrocarbon fluids low in aromatics, a method of making said hydrocarbon fluids, a catalyst for use in said method, an apparatus whereby said method may be practiced, and uses of said fluids.
    Type: Grant
    Filed: December 19, 2005
    Date of Patent: April 24, 2012
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Thomas Andrew Gribschaw, Sylvain Hantzer, Stephen John McCarthy, Steven E. Silverberg, Vijay Swarup
  • Patent number: 7655826
    Abstract: This invention relates to a method of making an olefin from a dialkyl ether comprising (a) introducing an ether having a formula CxH2x+1CyH2y+1 into a thermal or catalytic cracking unit processing a hydrocarbon feedstock; and (b) decomposing at least a portion of the ether to form an olefin having a formula CxH2x and/or CyH2y and an alcohol having a formula CxH2x+1 and/or CyH2y+1OH, wherein x and y independently range from about 1 to about 30. This invention also relates to a method of reducing coking in a thermal or catalytic cracking unit comprising (a) introducing an ether, having a formula CxH2x+1OCyH2y+1, into the cracking unit processing a hydrocarbon feedstock in an amount effective to reduce coke formation relative to processing the hydrocarbon feedstock in the absence of the ether, wherein x and y independently range from about 1 to about 30.
    Type: Grant
    Filed: April 12, 2005
    Date of Patent: February 2, 2010
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Charles M. Yarbrough, Vijay Swarup, Patrick Joseph Maher, Albert Y Hu, Michael Walter Bedell
  • Patent number: 7399891
    Abstract: This invention relates to a process for the production of an alcohol, the process comprising (a) reacting an olefin and water in the presence of a catalyst under conditions sufficient to form a crude alcohol stream comprising alcohol, and a dialkyl ether; (b) separating at least a portion of the crude alcohol stream into an alcohol-containing stream and a dialkyl ether stream; (c) contacting at least a portion of the dialkyl ether stream with an ether decomposition catalyst, the ether decomposition catalyst comprising a mixed metal oxide having the following composition XmYnZpOq where X is at least one metal selected from Group 4 of the Periodic Table of Elements, Y is at least one metal selected from Group 3 (including the Lanthanides and Actinides) and Group 6 of the Periodic Table of Elements and Z is at least one metal selected from Groups 7, 8, and 11 of the Periodic Table of Elements; m, n, p, and q are the atomic ratios of their respective components and, when m is 1, n is from about 0.01 to about 0.
    Type: Grant
    Filed: June 8, 2005
    Date of Patent: July 15, 2008
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Charles M Yarbrough, Brian William Roberts, Dennis Jay Davoren, Kenneth Joseph Buturla, Carl Stotz Katzenstein, Doron Levin, Hans Georg Korsten, Vijay Swarup
  • Publication number: 20060281954
    Abstract: This invention relates to a process for the production of an alcohol, the process comprising (a) reacting an olefin and water in the presence of a catalyst under conditions sufficient to form a crude alcohol stream comprising alcohol, and a dialkyl ether; (b) separating at least a portion of the crude alcohol stream into an alcohol-containing stream and a dialkyl ether stream; (c) contacting at least a portion of the dialkyl ether stream with an ether decomposition catalyst, the ether decomposition catalyst comprising a mixed metal oxide having the following composition XmYnZpOq where X is at least one metal selected from Group 4 of the Periodic Table of Elements, Y is at least one metal selected from Group 3 (including the Lanthanides and Actinides) and Group 6 of the Periodic Table of Elements and Z is at least one metal selected from Groups 7, 8, and 11 of the Periodic Table of Elements; m, n, p, and q are the atomic ratios of their respective components and, when m is 1, n is from about 0.01 to about 0.
    Type: Application
    Filed: June 8, 2005
    Publication date: December 14, 2006
    Inventors: Charles Yarbrough, Brian Roberts, Dennis Davoren, Kenneth Buturla, Carl Katzenstein, Doron Levin, Hans Korsten, Vijay Swarup
  • Publication number: 20060229481
    Abstract: This invention relates to a method of making an olefin from a dialkyl ether comprising (a) introducing an ether having a formula CxH2x+1CyH2y+1 into a thermal or catalytic cracking unit processing a hydrocarbon feedstock; and (b) decomposing at least a portion of the ether to form an olefin having a formula CxH2x and/or CyH2y and an alcohol having a formula CxH2x+1 and/or CyH2y+1OH, wherein x and y independently range from about 1 to about 30. This invention also relates to a method of reducing coking in a thermal or catalytic cracking unit comprising (a) introducing an ether, having a formula CxH2x+1OCyH2y+1, into the cracking unit processing a hydrocarbon feedstock in an amount effective to reduce coke formation relative to processing the hydrocarbon feedstock in the absence of the ether, wherein x and y independently range from about 1 to about 30.
    Type: Application
    Filed: April 12, 2005
    Publication date: October 12, 2006
    Inventors: Charles Yarbrough, Vijay Swarup, Patrick Maher, Albert Hu, Michael Bedell
  • Publication number: 20060161031
    Abstract: The invention relates to hydrocarbon fluids having high purity with respect to at least one of sulfur species, nitrogen species, oxygenated species, and unsaturated species, particularly hydrocarbon fluids low in aromatics, a method of making said hydrocarbon fluids, a catalyst for use in said method, an apparatus whereby said method may be practiced, and uses of said fluids.
    Type: Application
    Filed: December 19, 2005
    Publication date: July 20, 2006
    Inventors: Thomas Gribschaw, Sylvain Hantzer, Stephn McCarthy, Steven Silverberg, Vijay Swarup
  • Patent number: 6476136
    Abstract: The present invention relates generally to compositions prepared by polymerizing vinyl neo C9-C13 carboxylic acid esters. Such compositions include latex compositions that are formed by polymerizing vinyl neo C9-C13 carboxylic acid esters with ethylenically unsaturated comonomers such as acrylic acid esters and vinyl acetate. The polymer compositions of the present invention are particularly suitable for use in applications such as architectural (both interior and exterior), direct-to-metal and marine coatings and transportation maintenance applications.
    Type: Grant
    Filed: February 6, 2001
    Date of Patent: November 5, 2002
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Vijay Swarup, Peter S. Ellis, Henry W. Yang, Oliver W. Smith, Thomas H. Henry
  • Patent number: 6103826
    Abstract: Clearcoat compositions using a phenolic ester compound are described. The phenolic ester compound is selected from the group consisting of a phenolic ester alcohol, a phenolic urethane, a phenolic blocked isocyanate, and mixtures thereof.
    Type: Grant
    Filed: January 29, 1997
    Date of Patent: August 15, 2000
    Assignee: Eastern Michigan University
    Inventors: Frank N. Jones, Vijay Swarup, Albert I. Yezrielev, Ramachandran P. Subrayan
  • Patent number: 6087464
    Abstract: The present invention is directed to a polymeric vehicle, a formulated coating composition and a coating binder made from the polymeric vehicle and a method for making the polymeric vehicle where the polymeric vehicle includes a polyol, an isocyanate compound and a phenolic ester alcohol having at least one aliphatic hydroxyl group and at least one phenolic hydroxyl group.
    Type: Grant
    Filed: March 21, 1996
    Date of Patent: July 11, 2000
    Assignee: Exxon Chemical Patents, Inc.
    Inventors: Vijay Swarup, Frank N. Jones, Albert I. Yezrielev, Ramachandran P. Subrayan
  • Patent number: 6051674
    Abstract: The present invention is directed to a polymeric vehicle, the formulated coating composition and a coating binder made from the polymeric vehicle and a method for making the polymeric vehicle where the polymeric vehicle includes a phenol blocked isocyanate having reactive aliphatic hydroxyl groups. The phenol blocked isocyanate may be made from a phenolic ester alcohol having at least one aliphatic hydroxyl group and one phenolic hydroxyl group.
    Type: Grant
    Filed: August 26, 1996
    Date of Patent: April 18, 2000
    Assignee: Exxon Chemical Patents, Inc.
    Inventors: Albert I. Yezrielev, Frank N. Jones, Ramachandran P. Subrayan, Vijay Swarup
  • Patent number: 5973072
    Abstract: The present invention is directed to a polymeric vehicle, the formulated coating composition and a coating binder made from the polymeric vehicle and a method for making the polymeric vehicle where the polymeric vehicle includes a phenolic urethane reactive diluent. The phenolic urethane reactive diluent may be made from a phenolic ester alcohol having at least one aliphatic hydroxyl group.
    Type: Grant
    Filed: March 21, 1996
    Date of Patent: October 26, 1999
    Assignee: Exxon Chemical Patents, Inc.
    Inventors: Frank N. Jones, Vijay Swarup, Ramachandran P. Subrayan, Suru Zhang
  • Patent number: 5969085
    Abstract: This invention relates to a polymeric vehicle which is effective for providing a high solids formulated coating composition. The polymeric vehicle comprises a blend of at least one nonmesogenic substantially linear oligoester diol and at least one hardener which is a mesogenic polyol, phenolic ester alcohol or crystalline polyol, which blend is effective for reaction with a crosslinker which is reactive with the nonmesogenic oligoester and hardener.
    Type: Grant
    Filed: November 10, 1997
    Date of Patent: October 19, 1999
    Assignee: Exxon Chemical Patents, Inc.
    Inventors: Frank N. Jones, Shou-Kuan Fu, Xiaoying Yuan, Jun Hua, Vijay Swarup
  • Patent number: 5955550
    Abstract: This invention relates to a polymeric vehicle which reduces or eliminates VOCs in coating compositions by providing a formulated coating composition which does not require an organic solvent for application to a substrate. The polymeric vehicle of the invention comprises at least one linear oligoester diol effective for crosslinking with a crosslinker, and having a number average molecular weight within controlled limits of a polydispersity index effective for controlling the viscosity of the polymeric vehicle.
    Type: Grant
    Filed: November 10, 1997
    Date of Patent: September 21, 1999
    Assignees: Exxon Chemical Patents, Inc., Eastern Michigan University
    Inventors: Frank N. Jones, Shou-Kuan Fu, Xiaoying Yuan, Jun Hua, Vijay Swarup
  • Patent number: 5910563
    Abstract: This invention provides a polymeric vehicle and formulated coating composition which are high in solids and use water to effect viscosities to permit application of such polymeric vehicles and formulated coating compositions with existing commercial application equipment. The polymeric vehicles and formulated coatings include at least one oligoester diol, a carbamate hardener, and in some instances, an additional crosslinking agent. The combination of oligoester diol with carbamate hardener provides a low viscosity coating composition with low to zero VOC content, and provides a coating binder with extremely good film properties.
    Type: Grant
    Filed: November 10, 1997
    Date of Patent: June 8, 1999
    Assignee: Exxon Chemical Patents, Inc.
    Inventors: Frank N. Jones, Shou-Kuan Fu, Wen Jing, Suru Zhang, Vijay Swarup
  • Patent number: 5780556
    Abstract: The present invention provides an amino curable polyester oligomer composition having low viscosity and a narrow molecular weight distribution comprising one or a mixture of oligomers (a) and (b): ##STR1## wherein R is the residue of at least one aliphatic, cycloaliphatic or mixed aliphatic/aromatic polycarboxylic-acid having from 2 to about 20 carbon atoms, R.sub.1 is the residue of at least one aliphatic, cycloaliphatic or mixed aliphatic/cycloaliphatic polyol having from 2 to about 20 carbon atoms, A is a radical of the formula: ##STR2## B is a radical of the formula: ##STR3## wherein R.sub.4 is H, OH, halogen or an organic radical containing 1 to 4 carbon atoms, R.sub.5 is a direct bond or an organic radical containing 1 to 20 carbon atoms and R.sub.6 is an organic radical containing 2 to 20 carbon atoms, n is a number averaging from greater than 0 up to less than 2 and p is a number averaging from about 0.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: July 14, 1998
    Assignee: Exxon Chemical Patents Inc
    Inventors: Albert Ilya Yezrielev, Konstantinos R. Rigopoulos, Vijay Swarup
  • Patent number: 5723550
    Abstract: EPDM elastomer is sulfonated and neutralized by a bulk process involving mechanical mixing at low temperatures in the sulfonating and neutralizing steps. The EPDM is discharged from the mixing process as finely divided particles having a low bulk density.
    Type: Grant
    Filed: May 24, 1995
    Date of Patent: March 3, 1998
    Assignee: Nalco/Exxon Energy Chemicals, L.P.
    Inventors: Cruise K. Jones, David B. Acker, Dennis A. Williams, Robert D. Lundberg, Vijay Swarup
  • Patent number: 5681906
    Abstract: The present invention provides for amino-crosslinkable coating formulations based on a mixture of a di- or polyhydroxy functional polymeric component selected from the group consisting of diesters, polyesters, alkyd polymers, acrylic polymers and polycarbonate polymers, a crosslinking agent such as a methylol (alkoxymethyl) amino crosslinking agent, and a reactive additive which is the ester reaction product of a phenol carboxylic acid, preferably para-hydroxybenzoic acid, and an epoxy compound selected from glycidyl ethers, glycidyl esters, linear epoxies and aromatic epoxies. The crosslinkable compositions of this invention may be used to prepare curable coating and paint formulations, and also may contain other ingredients such as a crosslinking catalyst, fillers, pigments and the like. When cured, the coatings of this invention exhibit improved physical and chemical properties when compared with cured coatings which do not contain the ester reaction product additive.
    Type: Grant
    Filed: April 19, 1995
    Date of Patent: October 28, 1997
    Assignee: Exxon Chemical Patents Inc.
    Inventors: Albert Ilya Yezrielev, Vijay Swarup, Konstantinos R. Rigopoulos
  • Patent number: 5580844
    Abstract: According to the present invention, there is provided a coated breaker chemical in which the coating comprises a blend of a neutralized sulfonated ionomer and asphalt. Preferably, the coating contains from about 1 to 20 wt. % asphalt and from 99 to 80 wt. % of the neutralized sulfonated ionomer. In a particularly preferred embodiment of the present invention, the coating contains about 7 wt. % asphalt and about 93 wt. % of the neutralized sulfonated ionomer.
    Type: Grant
    Filed: May 27, 1994
    Date of Patent: December 3, 1996
    Assignee: Exxon Research and Engineering Company
    Inventors: Vijay Swarup, Dennis G. Peiffer, Marty L. Gorbaty