Patents by Inventor Mike Cowan

Mike Cowan 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).

  • Lubricant coating for expandable tubular members
    Patent number: 6695012
    Abstract: A lubricant coating (240) for expandable tubulars (215). The interior surfaces of the expandable tubulars are coated with the lubricant coating (240). The expandable tubulars (215) are then placed within a preexisting structure (205). The expandable tubulars are then radially expanded into contact with the preexisting structure.
    Type: Grant
    Filed: September 19, 2002
    Date of Patent: February 24, 2004
    Assignee: Shell Oil Company
    Inventors: Lev Ring, Andrei Gregory Filippov, Mike Cowan, Bill Dean
  • Sealant for expandable connection
    Publication number: 20030107217
    Abstract: A sealant for an expandable connection. The threaded portions of a pair of expandable tubulars are coated with a sealant. The threaded portions of the expandable tubulars are then coupled. The sealant is cured. The expandable tubulars are then placed within a preexisting structure. The expandable tubulars are then radially expanded into contact with the preexisting structure.
    Type: Application
    Filed: December 30, 2002
    Publication date: June 12, 2003
    Applicant: Shell Oil Co.
    Inventors: Chan Daigle, Michael Bullock, Andrei Filippov, Scott Costa, Mike Cowan