Patents by Inventor L. Carter Knox

L. Carter Knox 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).

  • Grouting method - chemical method
    Patent number: 4902170
    Abstract: An improved grouting method and arrangement using particulate material and aqueous solutions of alkali silicate materials confined between pile seal assembly and top of an offshore platform in sealing the annular space formed between either a jacket leg or pile sleeve and a pile driven therethrough or similar annular space of an offshore platform to support a column of grout thereon so that the annular space may ultimately be filled with grouting material.
    Type: Grant
    Filed: November 16, 1988
    Date of Patent: February 20, 1990
    Assignee: Halliburton Company
    Inventors: L. Carter Knox, Clayton A. Moore
  • Retrievable plug for offshore platforms having shear type retaining means
    Patent number: 4249576
    Abstract: A reusable plug for sealing the conductor pipe of offshore platforms comprising a cylindrical housing, central body member and pressure equalization means.
    Type: Grant
    Filed: July 30, 1979
    Date of Patent: February 10, 1981
    Assignee: Halliburton Company
    Inventors: Steven G. Streich, L. Carter Knox, Bob L. Sullaway