Patents by Inventor James E. Lucksinger

James E. Lucksinger 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: 4293146
    Abstract: Special J-slot connectors have been devised for connecting concentric riser pipes and casing from a structure at the surface of a body of water to corresponding concentric casings set in the sea floor. This can be called a "tieback tool" for sealingly securing a first tubular member suspended from a vessel floating on a body of water to a casing hung in the wellbore in the bottom of the body of water. Special multiple axially aligned J-slot means are also provided together with means to assure proper "makeup" of the J-slots. Means are also provided for proper alignment of circumferentially spaced J-slot connectors. Special self-emergizing seals are also disclosed.
    Type: Grant
    Filed: October 4, 1978
    Date of Patent: October 6, 1981
    Assignee: Standard Oil Company (Indiana)
    Inventors: Pierre A. Beynet, James E. Lucksinger, Martin B. Jansen, Jr.
  • Patent number: 4167279
    Abstract: A novel casing torque hanger means for supporting the upper end of a string of casing from the upper end of a riser pipe which is supported by a floating vessel such as a Vertically Moored Platform. It includes a cylindrical member having a torque resistant spool below a casing hanger bowl. The casing string to be supported is provided with a casinghead mandrel at its upper end for engaging said torque resistant spool.
    Type: Grant
    Filed: September 18, 1978
    Date of Patent: September 11, 1979
    Assignee: Standard Oil Company (Indiana)
    Inventor: James E. Lucksinger