Patents by Inventor Leonce Arceneaux

Leonce Arceneaux 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).

  • Patent number: 4176723
    Abstract: A diamond drill bit construction for drilling bores in earth formations and the like, according to the present invention, comprises a drill body that is adapted for connection thereof with a drill stem and defines internal fluid passage means through which drilling fluid flows during drilling operations. A plurality of spaced stabilizer pads are formed on the drill body defining a portion of the external surface area thereof and defining a plurality of fluid courses between adjacent stabilizer pads with the fluid courses being in communication with the fluid passage means of the drill body. A plurality of diamonds are supported by the drill body and are arranged on each of the bearing pads such that a portion of each of the diamonds is positioned at the trailing edge of a respective one of the fluid courses and such that the cutting depth of each of the diamonds is controlled by the bearing pads.
    Type: Grant
    Filed: November 11, 1977
    Date of Patent: December 4, 1979
    Assignee: DTL, Incorporated
    Inventor: Leonce Arceneaux