Patents by Inventor Julio Cesar Da Silva

Julio Cesar Da Silva 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).

  • Coupling for connecting tubular elements for bottom-hole assemblies
    Patent number: 9739400
    Abstract: A coupling including a tubular body with two ends of the body each including a portion of internal threading for joining to a tubular element, and a central portion separating the two ends each including a portion of threading and having a wall thickness greater than the wall thickness of the ends of the body. The coupling includes an extension segment that extends from one of the ends of the tubular body, after the portion of internal threading, the extension segment having same outside diameter as that of the tubular body and an inside diameter greater than or equal to that of the portion of internal threading. Moreover, the extension segment includes a housing, including an opening onto an external surface of the coupling, in which an electronically responsive identification tag is housed.
    Type: Grant
    Filed: May 3, 2012
    Date of Patent: August 22, 2017
    Assignee: VALLOUREC OIL AND GAS FRANCE
    Inventors: Jochen Peter Ames, Alexandre Vieira Cardoso, Julio Cesar Da Silva
  • COUPLING FOR CONNECTING TUBULAR ELEMENTS FOR BOTTOM-HOLE ASSEMBLIES
    Publication number: 20140054891
    Abstract: A coupling including a tubular body with two ends of the body each including a portion of internal threading for joining to a tubular element, and a central portion separating the two ends each including a portion of threading and having a wall thickness greater than the wall thickness of the ends of the body. The coupling includes an extension segment that extends from one of the ends of the tubular body, after the portion of internal threading, the extension segment having same outside diameter as that of the tubular body and an inside diameter greater than or equal to that of the portion of internal threading. Moreover, the extension segment includes a housing, including an opening onto an external surface of the coupling, in which an electronically responsive identification tag is housed.
    Type: Application
    Filed: May 3, 2012
    Publication date: February 27, 2014
    Applicant: Vallourec Mannesmann Oil & Gas France
    Inventors: Jochen Peter Ames, Alexandre Vieira Cardoso, Julio Cesar Da Silva