Patents by Inventor Jan Jortveit

Jan Jortveit 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).

  • Modular light weight drilling rig
    Publication number: 20030102166
    Abstract: A modular lightweight rig (1) comprising a plurality of modules (2, 3, 4, 5, 6, 7, 8, 9) designed to be placed on a platform deck (15) and to support a drilling deck (10) on which a derrick (11) is designed to be placed. A first set of modules (2, 4, 6, 8) is arranged in a first column (30) and a second set of modules (3, 5, 7, 9) is arranged in a second column (31). A space (32) is defined between the columns, over which space the drilling deck (10) is designed to be positioned.
    Type: Application
    Filed: November 15, 2002
    Publication date: June 5, 2003
    Inventor: Jan Jortveit