Patents by Inventor Joseph Michael Crow

Joseph Michael Crow 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).

  • Patent number: 5778978
    Abstract: A system for use in running and operating an electric wireline well tool in a well on coiled tubing includes tubular adapter and connector subs connected end-to-end between the lower end of the tubing and the upper end of the well tool. The armored electric cable extends down along the outside of the tubing, enters the adapter sub through a window in the side thereof, and is anchored within the connector sub where its conductors are electrically connected to the well tool. The tubing and wireline cable can be run into the well under pressure. A system for retrieving an electric wireline well tool using a retrieving tool on the lower end of coiled tubing also is disclosed.
    Type: Grant
    Filed: August 6, 1996
    Date of Patent: July 14, 1998
    Assignee: Pipe Recovery Services, L.L.P.
    Inventor: Joseph Michael Crow