Patents by Inventor Richard J. Petrucco

Richard J. Petrucco 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).

  • Production of lubricating oils blending stocks and selected components for asphalt production
    Patent number: 3989616
    Abstract: The production of normal and premium lube grade blending stocks of 100, 300 and 700 second neutral material along with high boiling by-product material for the manufacture of asphalts is improved by using a low pressure vacuum tower provided with an overflash separation in the tower bottom from resid.
    Type: Grant
    Filed: August 30, 1974
    Date of Patent: November 2, 1976
    Assignee: Mobil Oil Corporation
    Inventors: Charles A. Pagen, Richard J. Petrucco
  • Asphaltic compositions containing synthetic terpenic resin and an interpolymer of ethylene, vinyl acetate and an organic acid
    Patent number: 3985694
    Abstract: Asphaltic compositions, having improved elastic properties, durability and resistance to deterioration by oil and grease and improved adhesion to aggregate particles, are provided comprising a major amount of asphalt, a minor amount of a synthetic terpenic resin and an interpolymer of ethylene, vinyl acetate and an organic acid.
    Type: Grant
    Filed: August 29, 1974
    Date of Patent: October 12, 1976
    Assignee: Mobil Oil Corporation
    Inventors: Richard J. Petrucco, Charles A. Pagen