Patents by Inventor Jens Skinnes

Jens Skinnes 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).

  • Backup heave compensation system and lifting arrangement for a floating drilling vessel
    Patent number: 9284797
    Abstract: A backup heave compensation system and an associated lifting arrangement are for a floating drilling vessel comprising a rig structure with a primary heave compensation system. The backup heave compensation system comprises: a vertically extendable and retractable lifting arrangement; a hydraulic system operatively connected to said lifting arrangement; and a control system operatively connected to said lifting arrangement and hydraulic system for selective control and operation thereof. The lifting arrangement comprises: a rigid frame structure comprised of: at least two vertically extending cylinders; a first transverse element connecting first end portions of said cylinders; and a second transverse element connecting second end portions of said cylinders; and a portal structure comprised of: at least two vertically extending piston rods having first end portions provided each with a piston; and a transverse portal element connecting second end portions of said piston rods.
    Type: Grant
    Filed: April 26, 2012
    Date of Patent: March 15, 2016
    Assignee: WellPartner AS
    Inventors: Kenneth Skinnes, Havar Sortveit, Harald Wahl Breivik, Jens Skinnes
  • Backup Heave Compensation System and Lifting Arrangement for a Floating Drilling Vessel
    Publication number: 20140034329
    Abstract: A backup heave compensation system and an associated lifting arrangement are for a floating drilling vessel comprising a rig structure with a primary heave compensation system. The backup heave compensation system comprises: a vertically extendable and retractable lifting arrangement; a hydraulic system operatively connected to said lifting arrangement; and a control system operatively connected to said lifting arrangement and hydraulic system for selective control and operation thereof. The lifting arrangement comprises: a rigid frame structure comprised of: at least two vertically extending cylinders; a first transverse element connecting first end portions of said cylinders; and a second transverse element connecting second end portions of said cylinders; and a portal structure comprised of: at least two vertically extending piston rods having first end portions provided each with a piston; and a transverse portal element connecting second end portions of said piston rods.
    Type: Application
    Filed: April 26, 2012
    Publication date: February 6, 2014
    Applicant: WellPartner Products AS
    Inventors: Kenneth Skinnes, Havar Sortveit, Harald Wahl Breivik, Jens Skinnes