Patents by Inventor Jaime A. Lescarboura

Jaime A. Lescarboura 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).

  • Subsurface transient pressure testing apparatus and method of use thereof
    Patent number: 3965978
    Abstract: Wireline apparatus and method for measuring pressure downhole in well tubing comprising a main plug body which seats in a seating nipple forming part of the tubing, a pressure gauge in communication with the tubing below the main plug body, and means for equalizing the tubing pressure above and below the seated main plug body so that the apparatus may be removed from the well.
    Type: Grant
    Filed: November 6, 1974
    Date of Patent: June 29, 1976
    Assignee: Continental Oil Company
    Inventors: Dell Conley, Howard H. Ferrell, Jaime A. Lescarboura
  • Dry drilling fluid composition
    Patent number: 3951824
    Abstract: A dry powdered drilling fluid composition and method of use thereof prepared by mixing together under conditions of high shear a major portion of water and a minor portion of a hydrophobic silica.
    Type: Grant
    Filed: February 12, 1973
    Date of Patent: April 20, 1976
    Assignee: Continental Oil Company
    Inventors: Orwin G. Maxson, George M. Myers, Jaime A. Lescarboura