Patents Assigned to Rodec Tool Company Inc.
  • Patent number: 5427178
    Abstract: A tubing rotator and hanger that attaches to a wellhead for suspending and rotating a tubing string contained in a wellbore. The tubing hanger comprises a support flange which mounts on the wellhead flange. The tubing rotator comprises a tubular outer member which engages the support flange, a tubular inner mandrel which is connected to the tubing string which is rotationally supported within the outer member, apparatus for rotating the inner mandrel which engage the inner mandrel at its upper end, and a housing mounted around the upper end of the inner mandrel for supporting the portion of the wellhead located above the tubing rotator.
    Type: Grant
    Filed: February 17, 1994
    Date of Patent: June 27, 1995
    Assignee: Rodec Tool Company Inc.
    Inventor: Linden H. Bland