The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 12, 2024
Filed:
May. 21, 2021
Applicant:
Itrec B.v., Schiedam, NL;
Inventor:
Diederick Bernardus Wijning, Schiedam, NL;
Assignee:
ITREC B.V., Schiedam, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 19/02 (2006.01); E21B 19/09 (2006.01);
U.S. Cl.
CPC ...
E21B 19/09 (2013.01); E21B 19/02 (2013.01);
Abstract
An offshore vessel for performing offshore subsea wellbore related activities, for example for drilling a subsea wellbore includes a drilling tower. A method for drilling a subsea wellbore includes using an offshore vessel and a method for tripping a tubulars string is disclosed. The offshore vessel is provided with a hoisting system which has a first configuration, wherein a hoisting cable is connected to a working deck and a second configuration wherein said hoisting cable is connected to a traveling block. The system allows for efficient tripping in and tripping out.