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Dive into the research topics where Clifford H. Beall is active.

Publication


Featured researches published by Clifford H. Beall.


Archive | 1997

Annular chamber seal

Clifford H. Beall; Michael S. Rawson; Kurt A. Hickey


Archive | 1997

Undulating transverse interface for curved flapper seal

Michael S. Rawson; Doug Trott; Mark S. Megill; Clifford H. Beall


Archive | 1998

Failsafe control system for a subsurface safety valve

Clifford H. Beall


Archive | 2006

Downhole lubricator valve

Clifford H. Beall


Archive | 2006

Control line hydrostatic minimally sensitive control system

David Z. Anderson; Edward Wayne Welch; Alan N. Wagner; Darren E. Bane; Clifford H. Beall


Archive | 2007

Downhole hydraulic control system with failsafe features

Darren E. Bane; David Z. Anderson; Aaron T. Jackson; Clifford H. Beall; Edward Wayne Welch; Alan N. Wagner


Archive | 2010

Bidirectional Sealing Mechanically Shifted Ball Valve for Downhole Use

Clifford H. Beall; James T. Sloan; Richard Patterson


Archive | 2007

Isolation Valve for Subsurface Safety Valve Line

David Z. Anderson; Alan N. Wagner; Clifford H. Beall; Anthony S. Coghill


Archive | 2004

Locking apparatus with packoff capability

Clifford H. Beall


Archive | 2009

Pressure Equalization Device for Downhole Tools

Clifford H. Beall; Darren E. Bane; Michael J. May; James T. Sloan

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