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.

Date of Patent:
Feb. 26, 2013

Filed:

Sep. 11, 2008
Applicants:

Bernt Olsen, Elk City, OK (US);

Randall D. Lagendyk, Houma, LA (US);

Bertrom Ballard, Jr., Tomball, TX (US);

Gary Vaughan, Katy, TX (US);

Hiram L. Bickle, Magnolla, TX (US);

Bjorn Rudshaug, Kristiansand, NO;

Inventors:

Bernt Olsen, Elk City, OK (US);

Randall D. Lagendyk, Houma, LA (US);

Bertrom Ballard, Jr., Tomball, TX (US);

Gary Vaughan, Katy, TX (US);

Hiram L. Bickle, Magnolla, TX (US);

Bjorn Rudshaug, Kristiansand, NO;

Assignee:

Cudd Pressure Control, Inc., The Woodlands, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 41/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A heave compensation system that facilitates the transfer of pipe between a floating platform and a snubbing jack. The heave compensation system includes a first end connected to the floating platform and a second end in connection with a traveling slip assembly of the snubbing jack, the heave compensation system is operable between a disengaged position and an engaged position. When the heave compensation system is in the disengaged position the traveling slip assembly moves separate and independent from the movement of the floating platform, and when the heave compensation system is in the engaged position the traveling slip assembly is locked in a constant position relative to the floating platform.


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