Patents by Inventor Pierre Vuillaume

Pierre Vuillaume 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).

  • Detonation arrestor device for bulk explosive materials transfer
    Patent number: 4699060
    Abstract: A system for transferring bulk explosive materials comprises at least one bulk explosive material storage tank and a transfer hose connected to this tank. The hose is used to fill a receptacle, typically a borehole in a mine, with explosive material, at least in part. A detonation arrestor device comprises a central channel in the hose adapted to have the explosive materials pass along its outside and fumes to pass along its inside in the event of an unintentional explosion.
    Type: Grant
    Filed: June 18, 1986
    Date of Patent: October 13, 1987
    Assignee: Charbonnages de France
    Inventors: Pierre Vuillaume, Didier Gaston