Patents by Inventor Steven H. Tate

Steven H. Tate 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).

  • Work enclosure for servicing marine structures
    Patent number: 4991996
    Abstract: A work enclosure for servicing a marine structure which is adapted to be positioned around a support member of the marine structure to enclose the member and at least one riser which extends parallel thereto. The enclosure is watertight and open at the top to the atmosphere whereby the water is pumped from the enclosure when the enclosure is in an operable position on the member to provide a dry, shirt-sleeve environment in which to carry out the service operations.
    Type: Grant
    Filed: November 30, 1989
    Date of Patent: February 12, 1991
    Assignee: Mobil Oil Corporation
    Inventor: Steven H. Tate
  • Method and apparatus for drilling a group of subsea wells
    Patent number: 4681173
    Abstract: Conductor guides for use in drilling wells in an offshore body of water wherein the wells are positioned in close proximity one to the other. A first clamping member is removably attached to a well which includes a conductor or well head protruding therefrom. A conductor guide is spaced a predetermined distance from the clamping by means of a connecting beam that extends therebetween. The connecting beam is adjusted to properly position the conductor guide on the ocean floor at a fixed distance and directional relationship with the first conductor.
    Type: Grant
    Filed: July 19, 1985
    Date of Patent: July 21, 1987
    Assignee: Texaco Inc.
    Inventors: Brennan C. Disher, Steven H. Tate