Patents by Inventor Gerard A. A. Barbaras

Gerard A. A. Barbaras 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).

  • Gravity base structure for an offshore platform in arctic regions
    Patent number: 5044830
    Abstract: A gravity base structure for an offshore platform having deck supporting columns extending from seabed to above seawater level includes bottom and top slabs having inner and outer protective walls extending between them with a lattice structure for transmitting impact energy from the outer wall to the inner wall. The deck supporting columns are substantialy free of means for transmitting impact energy from the inner and outer protective walls to them.
    Type: Grant
    Filed: January 24, 1990
    Date of Patent: September 3, 1991
    Assignee: Doris Engineering
    Inventors: Gerard A. A. Barbaras, Jean Pages, Phillippe A. R. Dumas
  • Protective barrier for the protection of offshore marine works, and method of installation of the same
    Patent number: 4963058
    Abstract: Protective barrier consisting of at least two ballastable elements (3, 4) adapted to surround at least partially the work to be protected (1).The height of the individual elements is greater than the water depth. The elements comprise a connection device permitting the structural continuity of the elements after assembly. The protective barrier is entirely independent of the work to be protected. The positioning of the elements around the work is effected by means of a positioning system provided in the sea bed and/or the individual elements of the protective barrier.
    Type: Grant
    Filed: May 15, 1989
    Date of Patent: October 16, 1990
    Assignee: Doris Engineering
    Inventors: Peter Broughton, Jean-Claude Berthin, Jean G. M. Martin, Gerard A. A. Barbaras