Gary Dale Vaughan

US Patent:

8382399, Feb 26, 2013

Filed:

Sep 11, 2008

Appl. No.:

12/208655

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

International Classification:

E21B 41/04

US Classification:

4052244, 166355, 166359

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.

US Patent:

20060078390, Apr 13, 2006

Filed:

Jul 1, 2005

Appl. No.:

11/174200

Inventors:

Bernt Olsen - Elk City OK, US
Randall Lagendyk - Houma LA, US
Bertram Ballard - Tomball TX, US
Gary Vaughan - Katy TX, US
Hiram Bickle - Magnolla TX, US
Bjorn Rudshaug - Kristiansand, NO

Assignee:

CUDD PRESSURE CONTROL, INC. - HOUSTON TX

International Classification:

E02D 15/02
E02D 5/54

US Classification:

405224000, 405224400

Abstract:

A heave compensation system to enable the transfer of tubulars 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.