Patents by Inventor Glenn T. von dem Bussche

Glenn T. von dem Bussche 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).

  • Inhibiting acid corrosion of metals
    Patent number: 4557838
    Abstract: Metal corrosion by aqueous acid solutions is inhibited by admixture therein of a synergistic additive consisting essentially of:(1) a heterocyclic nitrogen compound or alkylamine,(2) an acetylenic alcohol, and(3) a dialkylthiourea.In certain instances good inhibition against metal corrosion is obtained without the inclusion of the dialkylthiourea in the additive composition.
    Type: Grant
    Filed: September 24, 1984
    Date of Patent: December 10, 1985
    Assignee: Air Products and Chemicals, Inc.
    Inventors: James D. Nichols, Richard Derby, Glenn T. von dem Bussche, David A. Hannum