Patents by Inventor Alfred Goldschmidt

Alfred Goldschmidt 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).

  • Fire-resistant hydraulic fluid
    Patent number: 3939088
    Abstract: A water-in-oil emulsion finding use as a stable functional fluid comprises about 19 to about 50 weight percent water, about 80 to about 49 weight percent mineral oil and a small amount of a hydrocarbyl-substituted succinic acid mono ester of a polyoxyethylene mono-ol. The mono-ol has an average molecular weight of about 200-1,000 and the hydrocarbyl substituent is from about 750 to about 2,000 average molecular weight.
    Type: Grant
    Filed: March 25, 1974
    Date of Patent: February 17, 1976
    Assignee: Chevron Research Company
    Inventors: Alfred Goldschmidt, Robert A. Stayner