Patents by Inventor Harold E. Kenney

Harold E. Kenney 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).

  • Tetrasulfide extreme pressure lubricant additives
    Patent number: 4218332
    Abstract: A novel class of compounds has been prepared comprising the tetrasulfides of C.sub.18 hydrocarbons, C.sub.18 fatty acids, and C.sub.18 fatty and alkyl and triglyceride esters. These tetrasulfides are useful as extreme pressure lubricant additives and show potential as replacements for sulfurized sperm whale oil.
    Type: Grant
    Filed: March 20, 1979
    Date of Patent: August 19, 1980
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: Arthur W. Schwab, Lyle E. Gast, Harold E. Kenney
  • Lubricant composition
    Patent number: 4069163
    Abstract: Lubricant compositions which exhibit excellent anti-wear, corrosion, and oxidative thermal properties are prepared by adding from 0.06 to 2.0% of a partial phosphorous pentasulfide adduct of a polycyanoethylated keto fatty ester to a base oil. The base oil may be either a synthetic diester oil or a standard test petroleum oil such as paraffin mineral oil.
    Type: Grant
    Filed: June 30, 1976
    Date of Patent: January 17, 1978
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: Harold E. Kenney, Edward T. Donahue