Patents by Inventor William M. McGregor

William M. McGregor 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).

  • Process for the cleaning of oil and gas wellbores
    Patent number: 6672388
    Abstract: Disclosed is a process for cleaning wellbore walls, tubing or casings.
    Type: Grant
    Filed: June 13, 2001
    Date of Patent: January 6, 2004
    Assignee: Lamberti USA, Inc.
    Inventors: William M. McGregor, Dario Fomara, Tullio Pellizzon, Giuseppe Li Bassi
  • Process for the cleaning of oil and gas wellbores
    Publication number: 20030006040
    Abstract: Disclosed is a process for cleaning wellbore walls, tubing or casings.
    Type: Application
    Filed: June 13, 2001
    Publication date: January 9, 2003
    Inventors: William M. McGregor, Dario Fomara, Tullio Pellizzon, Giuseppe Li Bassi