Patents by Inventor Donald A. Hopkins

Donald A. Hopkins 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: 20080036846
    Abstract: A method for making an animal identification label. The method includes the steps of heating a surface of the label to thereby create a gloss surface thereon. Indicia marking and/or printing is then applied.
    Type: Application
    Filed: May 13, 2005
    Publication date: February 14, 2008
    Inventors: Donald Hopkins, John Rutherford
  • Publication number: 20060259913
    Abstract: In one embodiment a method of executing a command in a computing system comprises receiving, at a message interface associated with a daemon executing on the computing system, a service request identifying a command for execution; in response to the service request, executing one or more executable files related to the command for execution; and returning an output resulting from executing one or more executable files related to the command for completing execution.
    Type: Application
    Filed: May 13, 2005
    Publication date: November 16, 2006
    Inventors: H. Wenzel, Donald Hopkins
  • Patent number: 6462244
    Abstract: A hydrogenation catalyst which is sulfur tolerant and which includes from about 0.1 to about 1 percent platinum by weight and from 0.2 to about 2 percent by weight palladium on a predominantly theta alumina carrier. Also disclosed is a process for the manufacture and use of the hydrogenation catalyst.
    Type: Grant
    Filed: October 2, 2001
    Date of Patent: October 8, 2002
    Assignee: Sũd-Chemie Inc.
    Inventors: Dinah C. Huang, William M. Faris, P. Donald Hopkins, Paul Jerus
  • Publication number: 20020038065
    Abstract: A hydrogenation catalyst which is sulfur tolerant and which includes from about 0.1 to about 1 percent platinum by weight and from 0.2 to about 2 percent by weight palladium on a predominantly theta alumina carrier. Also disclosed is a process for the manufacture and use of the hydrogenation catalyst.
    Type: Application
    Filed: October 2, 2001
    Publication date: March 28, 2002
    Applicant: Sud-Chemie Inc.
    Inventors: Dinah C. Huang, William M. Faris, P. Donald Hopkins, Paul Jerus
  • Patent number: 5494870
    Abstract: A process and catalyst are provided for the hydrogenation of a hydrocarbon feedstock consisting essentially of hydrocarbon boiling between about 150.degree. F. and 700.degree. F. at atmospheric pressure. The process comprises reacting the feedstock with hydrogen at hydrogenation conditions in the presence of a catalyst comprising hydrogenation metals and a support comprising beta zeolite. The hydrogenation metals comprise from about 0.1 percent by weight to about 2.0 percent by weight each of palladium and platinum measured as a percentage of the catalyst. The beta zeolite comprises from about 1 ppm by weight to about 3.0 percent by weight sodium calculated as a percentage of said beta zeolite.
    Type: Grant
    Filed: April 25, 1994
    Date of Patent: February 27, 1996
    Assignee: Amoco Corporation
    Inventors: Simon G. Kukes, Frederick T. Clark, P. Donald Hopkins
  • Patent number: 5348928
    Abstract: A catalyst and method of making a catalyst are provided for the selective hydrotreating of a selective hydrotreating feedstock comprising reacting the feedstock with hydrogen at hydrotreating conditions in the presence of a catalyst comprising a hydrogenation component and a support component. The hydrogenation component comprises a Group VIB metal component and a Group VIII metal component wherein the Group VIB metal component is present in an amount ranging from about 4 wt % to about 20 wt % and the Group VIII metal component is present in an amount ranging from about 0.5 wt % to about 10 wt %, both calculated as oxides and based on the total catalyst weight. The support component comprises from about 0.5 wt % to about 50 wt % of a magnesium component and from about 0.02 wt % to about 10 wt % of an alkali metal component, both calculated as oxides and based on the total catalyst weight.
    Type: Grant
    Filed: May 6, 1993
    Date of Patent: September 20, 1994
    Assignee: Amoco Corporation
    Inventors: Simon G. Kukes, P. Donald Hopkins, Riitta L. A. Olleandorff, Pablo D. Hendler, Cynthia D. Ontiveros, Don M. Washecheck
  • Patent number: 5346874
    Abstract: A process and catalyst is provided for the hydrogenation of a hydrocarbon feedstock comprising a substantial portion of a distillate hydrocarbon feedstock, wherein said distillate hydrocarbon feedstock consists essentially of material boiling between about 150.degree. F. and about 700.degree. F. at atmospheric pressure, which comprises reacting the feedstock with hydrogen at hydrogenation conditions in the presence of a catalyst comprising from about 0.1% to about 2.0% by weight of palladium and from about 0.1% to about 2.0% by weight of platinum and a support comprising borosilicate, for producing a hydrogenated product.
    Type: Grant
    Filed: August 10, 1993
    Date of Patent: September 13, 1994
    Assignee: Amoco Corporation
    Inventors: Frederick T. Clark, Simon G. Kukes, P. Donald Hopkins
  • Patent number: 5346612
    Abstract: A process and catalyst are provided for the hydrogenation of a hydrocarbon feedstock consisting essentially of hydrocarbon boiling between about 150.degree. F. and 700.degree. F. at atmospheric pressure. The process comprises reacting the feedstock with hydrogen at hydrogenation conditions in the presence of a catalyst comprising hydrogenation metals and a support comprising beta zeolite. The hydrogenation metals comprise from about 0.1 percent by weight to about 2.0 percent by weight each of palladium and platinum measured as a percentage of the catalyst. The beta zeolite comprises from about 1 ppm by weight to about 3.0 percent by weight sodium calculated as a percentage of said beta zeolite.
    Type: Grant
    Filed: February 19, 1993
    Date of Patent: September 13, 1994
    Assignee: Amoco Corporation
    Inventors: Simon G. Kukes, Frederick T. Clark, P. Donald Hopkins
  • Patent number: 5308814
    Abstract: A process and catalyst are provided for hydrogenation of a hydrocarbon feedstock consisting essentially of material boiling between about 150.degree. F. and about 700.degree. F. which comprises reacting the feedstock with hydrogen at hydrogenation conditions in the presence of a catalyst comprising hydrogenation metals and a support comprising zeolite Y. The hydrogenation metals comprise from about 0.1 percent to about 2.0 percent by weight each of palladium and platinum calculated as a percentage of the catalyst. The zeolite Y further comprises sodium in an amount ranging from about 1.5 to about 8.0 percent of the zeolite Y by weight. The process of the present invention provides substantially improved dearomatization performance, increased desulfurization and denitrogenation, increased distillate product cetane number, and increased distillate volume expansion.
    Type: Grant
    Filed: May 8, 1992
    Date of Patent: May 3, 1994
    Assignee: Amoco Corporation
    Inventors: Simon G. Kukes, Frederick T. Clark, P. Donald Hopkins
  • Patent number: 5271828
    Abstract: A process and catalyst is provided for the hydrogenation of a hydrocarbon feedstock comprising a substantial portion of a distillate hydrocarbon feedstock, wherein said distillate hydrocarbon feedstock consists essentially of material boiling between about 150.degree. F. and about 700.degree. F. at atmospheric pressure, which comprises reacting the feedstock with hydrogen at hydrogenation conditions in the presence of a catalyst comprising from about 0.1% to about 2.0% by weight of palladium and from about 0.1% to about 2.0% by weight of platinum and a support comprising borosilicate, for producing a hydrogenated product.
    Type: Grant
    Filed: March 16, 1992
    Date of Patent: December 21, 1993
    Assignee: Amoco Corporation
    Inventors: Frederick T. Clark, Simon G. Kukes, P. Donald Hopkins
  • Patent number: 5266188
    Abstract: A process, catalyst, and method of making a catalyst are provided for the selective hydrotreating of a selective hydrotreating feedstock comprising reacting the feedstock with hydrogen at hydrotreating conditions in the presence of a catalyst comprising a hydrogenation component and a support component. The hydrogenation component comprises a Group VIB metal component and a Group VIII metal component wherein the Group VIB metal component is present in an amount ranging from about 4 wt % to about 20 wt % and the Group VIII metal component is present in an amount ranging from about 0.5 wt % to about 10 wt %, both calculated as oxides and based on the total catalyst weight. The support component comprises from about 0.5 wt % to about 50 wt % of a magnesium component and from about 0.02 wt % to about 10 wt % of an alkali metal component, both calculated as oxides and based on the total catalyst weight.
    Type: Grant
    Filed: December 5, 1991
    Date of Patent: November 30, 1993
    Assignee: Amoco Corporation
    Inventors: Simon G. Kukes, P. Donald Hopkins, Riitta L. A. Ollendorff, Pablo D. Hendler, Cynthia D. Ontiveros, Don M. Washecheck
  • Patent number: 5225383
    Abstract: A process and catalyst are provided for hydrogenation of a hydrocarbon feedstock consisting essentially of material boiling between about 150.degree. F. and about 700.degree. F. which comprises reacting the feedstock with hydrogen at hydrogenation conditions in the presence of a catalyst comprising from about 0.1% to about 2.0% by weight each of palladium and platinum and a support comprising mordenite. The process of the present invention provides substantially improved dearomatization performance, increased desulfurization and denitrogenation, increased distillate product cetane number, increased distillate volume expansion, and utilizes a more durable catalyst.
    Type: Grant
    Filed: April 30, 1992
    Date of Patent: July 6, 1993
    Assignee: Amoco Corporation
    Inventors: Simon G. Kukes, Frederick T. Clark, P. Donald Hopkins, Lisa M. Green
  • Patent number: 5151172
    Abstract: A process and catalyust are provided for hydrogenation of a hydrocarbon feedstock consisting essentially of material boiling between about 150.degree. F. and about 700.degree. F. which comprises reacting the feedstock with hydrogen at hydrogenation conditions in the presence of a catalyst comprising from about 0.1% to about 2.0% by weight each of palladium and platinum and a support comprising mordenite. The process of the present invention provides substantially improved dearomatization performance, increased desulfurization and denitrogenation, increased distillate product cetane number, increased distllate volume expansion, and utilizes a more durable catalyst.
    Type: Grant
    Filed: May 3, 1991
    Date of Patent: September 29, 1992
    Assignee: Amoco Corporation
    Inventors: Simon G. Kukes, Frederick T. Clark, P. Donald Hopkins, Lisa M. Green
  • Patent number: 5147526
    Abstract: A process and catalyst are provided for hydrogenation of a hydrocarbon feedstock consisting essentially of material boiling between about 150.degree. F. and about 700.degree. F. which comprises reacting the feedstock with hydrogen at hydrogenation conditions in the presence of a catalyst comprising hydrogenation metals and a support comprising zeolite Y. The hydrogenation metals comprise from about 0.1 percent to about 2.0 percent by weight each of palladium and platinum calculated as a percnetage of the catalyst. The zeolite Y further comprises sodium in an amount ranging from about 1.5 to about 8.0 percent of the zeolite Y by weight. The process of the present invention provides substantially improved dearomatization performance, increased desulfurization and denitrogenation, increased distillate product cetane number, and increased distillate volume expansion.
    Type: Grant
    Filed: October 1, 1991
    Date of Patent: September 15, 1992
    Assignee: Amoco Corporation
    Inventors: Simon G. Kukes, Frederick T. Clark, P. Donald Hopkins
  • Patent number: 4980328
    Abstract: The present invention relates to a hydrocracking catalyst that contains a combination of two ultrastable zeolite Y components wherein one of the zeolites is relatively more dealuminated than the other.
    Type: Grant
    Filed: April 16, 1990
    Date of Patent: December 25, 1990
    Assignee: Amoco Corporation
    Inventors: Simon G. Kukes, Christopher L. Marshall, P. Donald Hopkins, Albert L. Hensley, Jr.
  • Patent number: 4971680
    Abstract: A hydrocarbon conversion process is disclosed involving the hydrocracking of a catalytic cycle oil in the presence of a catalyst having a nickel component, a tungsten component, and a support component containing a crystalline molecular sieve material present in an amount ranging from about 25 to about 60 wt. % based on the weight of the support component wherein at least about 1 to about 80 wt. % of the sieve material is a gallosilicate, based on the total weight of the sieve component.
    Type: Grant
    Filed: December 20, 1988
    Date of Patent: November 20, 1990
    Assignee: Amoco Corporation
    Inventors: Simon G. Kukes, Victor K. Shum, P. Donald Hopkins, L. Charles Gutberlet
  • Patent number: 4925546
    Abstract: The present invention relates to a hydrocracking process that utilizes a catalyst that contains a combination of two ultrastable zeolite Y components providing improved naphtha yield and catalyst activity.
    Type: Grant
    Filed: September 12, 1989
    Date of Patent: May 15, 1990
    Assignee: Amoco Corporation
    Inventors: Simon G. Kukes, Christopher L. Marshall, P. Donald Hopkins, Albert L. Hensley, Jr.
  • Patent number: 4810355
    Abstract: The process of the invention relates to the production of dehazed white oil possessing long-term low temperature storage stability. The white oil is dehazed with a dehazing catalyst comprising a Group VIII metal incorporated with a shape-selective molecular sieve selected from the Group consisting of a ZSM-5 type zeolite and a crystalline borosilicate molecular sieve.
    Type: Grant
    Filed: March 31, 1988
    Date of Patent: March 7, 1989
    Assignee: Amoco Corporation
    Inventor: P. Donald Hopkins
  • Patent number: 4563266
    Abstract: The present invention provides for an improved process for catalytically dewaxing and thereby reducing the pour point of a hydrocarbon feedstock by contacting the feedstock and hydrogen with a catalyst. Specifically, the catalytic dewaxing process involves contacting the hydrocarbon feed with hydrogen under catalytic dewaxing conditions in the presence of a catalytic composition comprising a crystalline borosilicate molecular sieve and at least one Group VIII noble metal hydrogenation component.
    Type: Grant
    Filed: December 24, 1984
    Date of Patent: January 7, 1986
    Assignee: Standard Oil Company (Indiana)
    Inventors: P. Donald Hopkins, Thomas D. Nevitt, Eugene E. Unmuth
  • Patent number: 4560469
    Abstract: The present invention provides for an improved process for catalytically dewaxing and thereby reducing the pour point of hydrocarbon feedstock by contacting the feedstock and hydrogen with a catalyst. Specifically, the catalytic dewaxing process of the present invention involves contacting the hydrocarbon feed with hydrogen under catalytic dewaxing conditions in the presence of a catalytic composition comprising a crystalline borosilicate molecular sieve and a hydrogenation component consisting essentially of nickel.
    Type: Grant
    Filed: December 24, 1984
    Date of Patent: December 24, 1985
    Assignee: Standard Oil Company (Indiana)
    Inventors: P. Donald Hopkins, Thomas D. Nevitt, Eugene E. Unmuth