Patents by Inventor Mauro Luiz Lopes Euphemio

Mauro Luiz Lopes Euphemio 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).

  • Subsea petroleum production system method of installation and use of the same
    Patent number: 7516795
    Abstract: A subsea petroleum production system for artificial lift, including a pumping module coupled to a flow base, the system being installed downstream of a Wet Christmas Tree (WCT) on the seabed. The pumping module includes at least one submersible centrifugal pump (SCP) inclined with respect to the vertical direction at an inclination of up to 85 degrees from the vertical direction, wherein a flow in said at least one pump is ascending.
    Type: Grant
    Filed: August 17, 2005
    Date of Patent: April 14, 2009
    Assignee: Petroleo Brasileiro S.A. - Petrobras
    Inventors: Mauro Luiz Lopes Euphemio, João Siqueira de Matos, Roberto Rodrigues