Patents by Inventor Torgeir Kullerud HELLAND

Torgeir Kullerud HELLAND 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).

  • Pipe-in-pipe pipelines
    Patent number: 11112047
    Abstract: A pipe-in-pipe (PIP) connector for use in a PIP pipeline for laying in a marine environment, the PIP pipeline including at least metal inner and outer pipes and an annular space thereinbetween, the connector including at least: (a) a first connector end including inner and outer longitudinal collars corresponding in circumference to the circumferences of the inner and outer pipes of the PIP pipeline, and weldable to a PIP pipeline, and (b) a second connector end including a machined portion configured to match and connect with a complementary portal or bore of an in-line subsea structure, and a coupling portion for coupling with a pipeline section, the coupling being decoupable.
    Type: Grant
    Filed: November 16, 2016
    Date of Patent: September 7, 2021
    Inventors: Alexey Varfolomeev, Torgeir Kullerud Helland
  • IMPROVEMENTS RELATING TO PIPE-IN-PIPE PIPELINES
    Publication number: 20190072221
    Abstract: A pipe-in-pipe (PIP) connector for use in a PIP pipeline for laying in a marine environment, the PIP pipeline including at least metal inner and outer pipes and an annular space thereinbetween, the connector including at least: (a) a first connector end including inner and outer longitudinal collars corresponding in circumference to the circumferences of the inner and outer pipes of the PIP pipeline, and weldable to a PIP pipeline, and (b) a second connector end including a machined portion configured to match and connect with a complementary portal or bore of an in-line subsea structure, and a coupling portion for coupling with a pipeline section, the coupling being decoupable.
    Type: Application
    Filed: November 16, 2016
    Publication date: March 7, 2019
    Inventors: Alexey VARFOLOMEEV, Torgeir Kullerud HELLAND