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:
May. 04, 2004
Filed:
Aug. 22, 2002
Applicant:
Inventors:
Joop Roodenburg, Delft, NL;
Robert Frodo Van Kuilenburg, Dordrecht, NL;
Pieter Dirk Melis Van Duivendijk, Utrecht, NL;
Assignee:
Itrec B.V., , NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B63B 3/544 ;
U.S. Cl.
CPC ...
B63B 3/544 ;
Abstract
A Jack Up drilling rig having a deck capable of being used offshore made of a cantilever which is mounted so as to be moveable in a first direction and a second direction, a Multi Purpose Tower fixably mounted on the cantilever, a supporting cart disposed between the cantilever and the deck of the Jack Up drilling rig, and at least four friction reducing devices, wherein the Jack-Up drilling rig is also used in methods for installing and decommissioning drilling equipment on a sub-sea well.