Patents by Inventor John L. Glaeser

John L. Glaeser 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).

  • Device for restraining lateral movement of subsea equipment
    Patent number: 4136633
    Abstract: A device is disclosed for restraining lateral movement of large underwater equipment, such as a blowout preventer (BOP) stack for use on subsea wells, when retrieving or running such equipment through the well of a floating vessel. A plurality of rollers are angularly positioned about the well, each roller being capable of rolling longitudinally (vertically) along the equipment. Each roller is connected to shock absorbers for cushioning lateral movement of the equipment and to a piston cylinder for moving each roller toward and away from the equipment.
    Type: Grant
    Filed: June 6, 1977
    Date of Patent: January 30, 1979
    Assignee: Exxon Production Research Company
    Inventors: Joseph F. Homer, John L. Glaeser, Robert P. Bright