Patents by Inventor WAGNER MARDEGAN SARDENBERG

WAGNER MARDEGAN SARDENBERG 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).

  • Riser tools and methods
    Patent number: 11371300
    Abstract: Torque tool (200) configured for making up and breaking out joints (1a, 1b) in a riser (100), the tool (200) comprising: a tool body (3) and a tool head (4), the tool head (4) having a socket (4?) configured to receive a head (14) of a bolt (2) and apply a torque on the bolt (2), a torque sensor (20) operable to measure the torque applied on the bolt (2), and a pre-tension sensor (21) operable to measure a pre-tension in the longitudinal extension of the bolt (2) when the bolt (2) is received in the tool head (4). There is also provided a method for pre-tensioning bolted riser joints (1a, 1b) comprising a plurality of bolts (2), a method of managing a plurality of bolts (2) for riser joints (1a, 1b), a method of managing a plurality of bolts (2) for riser joints (1a, 1b), and a riser connector (101).
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: June 28, 2022
    Assignee: MHWIRTH DO BRASIL EQUIPAMENTOS LTDA.
    Inventors: David Skaarsjoe, Wagner Mardegan Sardenberg, John Magne Johnsen
  • RISER TOOLS AND METHODS
    Publication number: 20210355766
    Abstract: Torque tool (200) configured for making up and breaking out joints (1a, 1b) in a riser (100), the tool (200) comprising: a tool body (3) and a tool head (4), the tool head (4) having a socket (4?) configured to receive a head (14) of a bolt (2) and apply a torque on the bolt (2), a torque sensor (20) operable to measure the torque applied on the bolt (2), and a pre-tension sensor (21) operable to measure a pre-tension in the longitudinal extension of the bolt (2) when the bolt (2) is received in the tool head (4). There is also provided a method for pre-tensioning bolted riser joints (1a, 1b) comprising a plurality of bolts (2), a method of managing a plurality of bolts (2) for riser joints (1a, 1b), a method of managing a plurality of bolts (2) for riser joints (1a, 1b), and a riser connector (101).
    Type: Application
    Filed: December 2, 2019
    Publication date: November 18, 2021
    Applicant: MHWIRTH DO BRASIL EQUIPAMENTOS LTDA.
    Inventors: DAVID SKAARSJOE, WAGNER MARDEGAN SARDENBERG, JOHN MAGNE JOHNSEN