Daryl Pritchard | Researchain

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Featured researches published by Daryl Pritchard.

Archive | 2003

Expandable reamer apparatus for enlarging boreholes while drilling and methods of use

Steven R. Radford; Kelly D. Ireland; Anurag Gautam; Robert A. Laing; Matthew D. Mumma; Daryl Pritchard

Archive | 2007

Method and apparatus for collecting drill bit performance data

Paul E. Pastusek; Eric C. Sullivan; Daryl Pritchard; R. Keith Glasgow; Tu Tien Trinh; Paul J. Lutes

Archive | 2004

Expandable reamer apparatus for enlarging subterranean boreholes and methods of use

Steven R. Radford; Kelly D. Ireland; Robert A. Laing; Daryl Pritchard; James L. Overstreet; Greg W Presley; Scott Shiqiang Shu; Mark E. Anderson; Mathias Mueller

Archive | 2009

Drill bit with weight and torque sensors

Keith Glasgow; Sorin Gabriel Teodorescu; Eric C. Sullivan; Tu Tien Trinh; Daryl Pritchard; Xiaomin Cheng

Archive | 2007

EXPANDABLE REAMER APPARATUS FOR ENLARGING BOREHOLES WHILE DRILLING

Steven R. Radford; Kelly D. Ireland; Daryl Pritchard

Archive | 2005

Expandable reamer with drop ball actuation

Steven R. Radford; Kelly D. Ireland; Robert A. Laing; Daryl Pritchard; James L. Overstreet; Greg W Presley; Scott Shiqiang Shu; Mathias Mueller; Mark E. Anderson

Archive | 2008