Patents by Inventor Klaas Wout Mastebroek

Klaas Wout Mastebroek 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 lowering a subsea structure having a substantially flat support base into the water through the splash zone
    Patent number: 10239734
    Abstract: The present invention relates to a method for lowering a subsea structure to be installed on the seabed into the water through the splash zone, said subsea structure comprising subsea equipment arranged on a substantially flat support base for preventing the subsea equipment to sink into the seabed. The method according to the invention comprises: lifting the subsea structure into the air in a horizontal position in which the flat support base extends substantially parallel to the horizontal plane; tilting the subsea structure while suspended in the air from the horizontal position into a tilted position in which the flat support base is angled with respect to the horizontal plane; lowering the subsea structure into the water through the splash zone in the tilted position; and tilting the subsea structure while suspended in the water below the splash zone back into the horizontal position.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: March 26, 2019
    Assignee: BLUEMARINE OFFSHORE YARD SERVICE B.V.
    Inventor: Klaas Wout Mastebroek
  • METHOD FOR LOWERING A SUBSEA STRUCTURE HAVING A SUBSTANTIALLY FLAT SUPPORT BASE INTO THE WATER THROUGH THE SPLASH ZONE
    Publication number: 20170174480
    Abstract: The present invention relates to a method for lowering a subsea structure to be installed on the seabed into the water through the splash zone, said subsea structure comprising subsea equipment arranged on a substantially flat support base for preventing the subsea equipment to sink into the seabed. The method according to the invention comprises: lifting the subsea structure into the air in a horizontal position in which the flat support base extends substantially parallel to the horizontal plane; tilting the subsea structure while suspended in the air from the horizontal position into a tilted position in which the flat support base is angled with respect to the horizontal plane; lowering the subsea structure into the water through the splash zone in the tilted position; and tilting the subsea structure while suspended in the water below the splash zone back into the horizontal position.
    Type: Application
    Filed: March 30, 2015
    Publication date: June 22, 2017
    Inventor: Klaas Wout Mastebroek