Patents by Inventor Lindsey D. Lee

Lindsey D. Lee 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).

  • Primary cementing
    Patent number: 5125455
    Abstract: This invention relates to a method of cementing a cylinder in a bore, such as a casing in a wellbore, which method involves the use of a hydraulic cement consisting of discrete particles having a particle size not greater than about 30 microns. The cement which is utilized in a water slurry, has a low density, good thixotropic properties and, in one embodiment, expansive characteristics.
    Type: Grant
    Filed: January 8, 1991
    Date of Patent: June 30, 1992
    Assignee: Halliburton Services
    Inventors: Kirk L. Harris, Edward F. Vinson, Daniel L. Bour, Patrick T. Brunette, Philip C. Freyaldenhoven, Lindsey D. Lee
  • Method of slipliner grouting
    Patent number: 4938627
    Abstract: The present invention comprises a method of grouting a slipliner in a sewer or drain pipe using foam cements having a specific gravity less than 1.0 and have adequate compressure strength to maintain the slipliner in position within the sewer or drain pipe.
    Type: Grant
    Filed: March 7, 1989
    Date of Patent: July 3, 1990
    Assignee: Halliburton Company
    Inventor: Lindsey D. Lee
  • Slipliner grouting method and system
    Patent number: 4889449
    Abstract: The present invention is directed to the control of the movement of slip liners in grouting operations through the use of inflatable grouting bags and to the control of bulkhead sealing in slip liner grouting operations.
    Type: Grant
    Filed: September 21, 1988
    Date of Patent: December 26, 1989
    Assignee: Halliburton Company
    Inventor: Lindsey D. Lee