Patents by Inventor Walter D. Foucher, Jr.

Walter D. Foucher, Jr. 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: 4490154
    Abstract: A fuel for internal combustion engines containing as a deposit-control additive at least one alkenylsuccinyl (polycarbonate-polyglycolethyleneoxy)-B-hydroxypropionate.
    Type: Grant
    Filed: May 20, 1983
    Date of Patent: December 25, 1984
    Assignee: Texaco Inc.
    Inventors: Rodney L. Sung, Ernest L. Yeakey, Walter D. Foucher, Jr., Michael Cuscurida
  • Patent number: 4047900
    Abstract: Motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range containing in combination a minor amount of a substituted asparagine containing the formula: ##STR1## in which R and R' each represent a secondary or tertiary alkyl or alkylene radical having from about 7 to about 20 carbon atoms and a minor amount of a cyclomatic compound having the formula:MA.sub.x B.sub.ywherein M is manganese, A is a cyclopentadienyl radical and B is an electron donating group.
    Type: Grant
    Filed: April 14, 1976
    Date of Patent: September 13, 1977
    Assignee: Texaco Inc.
    Inventors: Peter Dorn, Walter D. Foucher, Jr.
  • Patent number: 3969235
    Abstract: A lubricating oil composition containing sulfurized calcium alkylphenolate detergent dispersant of superior resistance to oxidation prepared by (1) reacting at a temperature between 200.degree. and 425.degree.F. alkylphenol with a first addition of calcium alkoxyalkoxide to form a calcium alkylphenolate containing first reaction mixture utilizing between about 45 and 90 wt. % of the stoichiometric amount required to convert the alkylphenol to calcium alkylphenolate, (2) contacting the calcium alkylphenolate first reaction mixture with sulfur at a temperature between about 440.degree. and 460.degree.F. in the presence of between about 13 and 20 wt. % of a hydrocarbon lubricating oil based on step 2 second reaction mixture, and (3) contacting the second reaction mixture with a second addition of calcium alkoxyalkoxide at a temperature between about 350.degree. and 425.degree.F.
    Type: Grant
    Filed: August 26, 1974
    Date of Patent: July 13, 1976
    Assignee: Texaco Inc.
    Inventors: Rodney L. Sung, Harry Chafetz, Benjamin H. Zoleski, Walter D. Foucher, Jr.