Patents by Inventor Alfred S. Arcache

Alfred S. Arcache 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: 4031919
    Abstract: An articulated riser including at least two framed structures comprised of a plurality of fluid-handling lines connected by multiple fluid-handling line flexible joints. The articulated riser of the present invention provides a system wherein fluid-handling lines may be connected between a structure on the subsea bottom and a floating vessel either for the production of crude oil and natural gas offshore, or for the operational functions before or after producing a subsea well, or any combination thereof. The articulated riser of the present invention may extend to a foundation structure situated on the subsea bottom or to an upright self-standing riser, providing a manifold for a plurality of fluid-handling lines to be connected to a floating vessel. Means may be provided for either partially or substantially totally providing buoyancy for the articulated riser.
    Type: Grant
    Filed: August 18, 1975
    Date of Patent: June 28, 1977
    Assignee: Exxon Production Research Company
    Inventors: John E. Ortloff, Alfred S. Arcache, Robert E. Haring