Patents by Inventor Alejandra Paola Sanmartino

Alejandra Paola Sanmartino 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).

  • Internally lined pipe connections and related methods of makeup
    Patent number: 8740259
    Abstract: A threaded connection includes a first pipe having an internal liner and a first pin end on a distal end thereof, the first pin end comprising a first annular seal permanently affixed therein, a second pipe having an internal liner and a second pin end on a distal end thereof, the second pin end comprising a second annular seal permanently affixed therein, a coupling having a first and second box end. The first pin end and the first box end, and the second pin end and the second box end are threadedly are threadedly engaged and a mating surface of the first annular seal is configured to contact a mating surface of the second annular seal and provide a continuous internal seal along an axial length of the threaded connection.
    Type: Grant
    Filed: February 2, 2011
    Date of Patent: June 3, 2014
    Assignee: Tenaris Connections Limited
    Inventors: Gaston Mauro Mazzaferro, Alejandra Paola Sanmartino
  • INTERNALLY LINED PIPE CONNECTIONS AND RELATED METHODS OF MAKEUP
    Publication number: 20120193908
    Abstract: A threaded connection includes a first pipe having an internal liner and a first pin end on a distal end thereof, the first pin end comprising a first annular seal permanently affixed therein, a second pipe having an internal liner and a second pin end on a distal end thereof, the second pin end comprising a second annular seal permanently affixed therein, a coupling having a first and second box end. The first pin end and the first box end, and the second pin end and the second box end are threadedly are threadedly engaged and a mating surface of the first annular seal is configured to contact a mating surface of the second annular seal and provide a continuous internal seal along an axial length of the threaded connection.
    Type: Application
    Filed: February 2, 2011
    Publication date: August 2, 2012
    Applicant: TENARIS CONNECTIONS LIMITED
    Inventors: Gaston Mauro Mazzaferro, Alejandra Paola Sanmartino