Patents by Inventor Andre L. Cordeiro

Andre L. Cordeiro 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).

  • Production system for subsea oil wells
    Patent number: 5040607
    Abstract: A subsea structure for oil well drilling, completion and production and specially designed for utilization in water depths of 1,000 m or more. The structure includes a template having radially extending structures and which extends radially from a central foundation, on top of which the template shall be set and where a central manifold for controlling the production of wells is located. Each structure arm is provided in its extremity with an opening for adaptation of a guide-base for well drilling, and one of the arms of the template (1) is intended to receive connectors (6) of export and well control lines.
    Type: Grant
    Filed: May 10, 1989
    Date of Patent: August 20, 1991
    Assignee: Petroleo Brasileiro S.A. - PETROBRAS
    Inventors: Andre L. Cordeiro, Helio L. M. Falcao, Renato S. Rodrigues, Samir P. Awad