Patents by Inventor Philip Barnhard, IV

Philip Barnhard, IV 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).

  • Explosive emulsion composition
    Patent number: 4394199
    Abstract: An explosive, water-in-oil type emulsion composition comprising an aqueous phase of from 70-90% by weight comprising water 10-30%, oxidizing salt 50-75%, an oil phase 5-20%, an air entrapping material 1-5% and an emulsifying agent 1-5%. Nitropropanes constitute all or a portion of the fuel component.
    Type: Grant
    Filed: September 8, 1981
    Date of Patent: July 19, 1983
    Assignee: Agnus Chemical Company
    Inventors: Philip Barnhard, IV, Lyman G. Bahr