Patents Assigned to Edson Goncalves
  • Underground reservoir for storing liquid products and a process for manufacturing an underground reservoir
    Patent number: 7556847
    Abstract: The present invention relates to an underground reservoir for storing liquid products comprising an inner or main reservoir made from a material having known strength characteristics, such as a carbon steel typically used in the industry, and an outer or secondary reservoir comprising a coating, said coating comprising an iinner layer made from an impervious paper and an outer polyurethane-based layer. The present invention also relates to a process for manufacturing said reservoir.
    Type: Grant
    Filed: November 30, 2006
    Date of Patent: July 7, 2009
    Assignee: Edson Goncalves
    Inventor: David Seneor