Patents by Inventor Atle Johnny Sorhus

Atle Johnny Sorhus 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).

  • Method for combined cleaning and plugging in a well, a washing tool for directional washing in a well, and uses thereof
    Patent number: 9010425
    Abstract: Methods and washing tools are for combined cleaning of an annulus in a well across a longitudinal section of the well, and subsequent plugging of the longitudinal section.
    Type: Grant
    Filed: January 9, 2012
    Date of Patent: April 21, 2015
    Assignee: Hydra Systems AS
    Inventors: Arne Gunnar Larsen, Roy Inge Jensen, Patrick Andersen, Atle Johnny Sorhus, Morten Myhre
  • Method for Combined Cleaning and Plugging in a Well, a Washing Tool for Directional Washing in a Well, and Uses Thereof
    Publication number: 20130312963
    Abstract: Methods and washing tools are described for combined cleaning of an annulus in a well across a longitudinal section (L1) of the well, and subsequent plugging of the longitudinal section (L1).
    Type: Application
    Filed: January 9, 2012
    Publication date: November 28, 2013
    Applicant: Hydra Systems AS
    Inventors: Arne Gunnar Larsen, Roy Inge Jensen, Patrick Andersen, Atle Johnny Sorhus, Morten Myhre
  • Downhole magnetic retrieval apparatus
    Patent number: 6439303
    Abstract: A tool for removal of magnetic debris from a well bore, having a plurality of magnets retained in a plurality of recesses by a plurality of retainer caps which are threadable into the recesses. The retainer caps can be made of non-magnetic material, and non-magnetic spacers can be used, to isolate the magnets from the tool body and the surroundings. The retainer caps can be positioned entirely within the recesses, to streamline the tool body. The magnets can be removed from the recesses and replaced.
    Type: Grant
    Filed: July 10, 2000
    Date of Patent: August 27, 2002
    Assignee: Baker Hughes Incorporated
    Inventors: Atle Johnny Sorhus, Larry Thomas Palmer