Patents by Inventor Douglas E. Broussard

Douglas E. Broussard 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).

  • Headband construction for supporting head lamps
    Patent number: 5117510
    Abstract: A headband construction can support a pair of small flashlights on each side of a user's head. The headband features left and right pairs of buttonholes through which a flashlight is inserted on each side of the users head so that the flashlights can be oriented to point forwardly. This allows the user to support two flashlights which are forwardly facing.
    Type: Grant
    Filed: June 13, 1991
    Date of Patent: June 2, 1992
    Inventors: Douglas E. Broussard, Thomas G. Brousseau
  • Pipeline gel plug
    Patent number: 4252465
    Abstract: A gel plug is employed during construction of an offshore pipeline to separate a gas-filled portion of the pipeline from a water-flooded portion, and to facilitate control and movement of the gas/gel plug/water interface as desired to assist in construction operations.
    Type: Grant
    Filed: February 13, 1979
    Date of Patent: February 24, 1981
    Assignee: Shell Oil Company
    Inventors: Douglas E. Broussard, Vitold R. Kruka, Paul R. Scott
  • Conservation of water for core flow
    Patent number: 3977469
    Abstract: Water employed for the pipeline transmission of an oil core inside a water annulus is conserved by continuously recycling the water either for further use as a core flow fluid or for use in oil production.
    Type: Grant
    Filed: February 3, 1975
    Date of Patent: August 31, 1976
    Assignee: Shell Oil Company
    Inventors: Douglas E. Broussard, Paul R. Scott, Vitold R. Kruka