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Bernd-Georg Pietras

Weatherford International

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Publication

Featured researches published by Bernd-Georg Pietras.

Archive | 1999

Method and apparatus for connecting tubulars using a top drive

Bernd-Georg Pietras

Archive | 2004

Methods and apparatus for drilling with casing

David Shahin; Jeff Habetz; David Michael Haugen; Gary Thompson; Bernd-Georg Pietras; Jimmy Lawrence Hollingsworth; Bernd Reinholdt

Archive | 2006

Apparatus for facilitating the connection of tubulars using a top drive

Bernd-Georg Pietras

Archive | 2004

Casing running and drilling system

Bernd-Georg Pietras; Thomas F. Bailey; Adrian Vuyk; Carl J. Wilson

Archive | 2000

Apparatus and method for aligning tubulars

Bernd-Georg Pietras

Archive | 1999

Apparatus and method for facilitating the connection of tubulars using a top drive

Bernd-Georg Pietras

Archive | 2001

Wellbore circulation system

John Timothy Allen; Steven Anthony Box; Bernd-Georg Pietras; Jeffrey Michael Habetz

Archive | 1996

Apparatus for gripping a pipe

Joerg-Erich Schulze-Beckinghausen; Bernd-Georg Pietras

Archive | 2006

Apparatus for gripping a tubular on a drilling rig

C. Odell Ii Albert; Richard Lee Giroux; Tuong Thanh Le; Gary Thompson; Karsten Heidecke; Joerg Lorenz; Doyle Frederic Boutwell; Michael Hayes; Bernd-Georg Pietras

Archive | 2002

Apparatus and method for positioning a tubular relative to a tong

Martin Liess; Jorg Schulze-Beckinghausen; Andreas Carlsson; Bernd-Georg Pietras

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Martin Liess

Weatherford International

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Karsten Heidecke

Weatherford International

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Joerg-Erich Schulze-Beckinghausen

Weatherford International

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Andreas Carlsson

Weatherford International

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Doyle Frederic Boutwell

Weatherford International

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Jeffrey Michael Habetz

Weatherford International

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John Timothy Allen

Weatherford International

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Jorg Schulze-Beckinghausen

Weatherford International

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Kevin Wood

Weatherford International

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Egill Abrahamsen

Weatherford International

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