Patents Assigned to Screg
  • Lightweight embankment
    Patent number: 6146054
    Abstract: The lightweight embankment (1) comprises blocks (3) stacked in successive layers, the blocks of the same layer being separated by gaps (7). The blocks can in particular be made of expanded polystyrene. Application to embankments to support roads.
    Type: Grant
    Filed: March 31, 1998
    Date of Patent: November 14, 2000
    Assignee: SCREG
    Inventor: Herve Tessonneau
  • Binder layers which can be driven over and process for the preparation thereof
    Patent number: 6025016
    Abstract: The subject of this invention is a binder layer which can be driven over for pavements composed of a primary binder film and of an opaque aqueous protective layer capable of reflecting luminous radiation which covers the surface of the said binder film.
    Type: Grant
    Filed: September 11, 1997
    Date of Patent: February 15, 2000
    Assignee: Screg
    Inventors: Jean-Pierre Serfass, Jacques Samanos, Herve Tessonneau