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Dive into the research topics where Curtis E. Leitko is active.

Publication


Featured researches published by Curtis E. Leitko.


Archive | 1989

Controlled directional drilling system and method

William A. Rehm; William J. McDonald; William C. Maurer; Curtis E. Leitko


Archive | 1987

Earth boring apparatus and method with control valve

Curtis E. Leitko; Michael R. Wasson; Douglas Wayne Lee; Gerald Albert Stangl


Archive | 1994

Apparatus and method for shutting off fluid flow in a pipe main

John H. Cohen; Curtis E. Leitko; Gerard T. Pittard; Terry P. Clifton; Gerald Rockower


Archive | 1988

Air motor operated rotary earth drilling tool

William J. McDonald; Michael R. Wasson; Curtis E. Leitko; Gerard T. Pittard; William C. Maurer


Archive | 2001

Advanced coring apparatus and method

Gerard T. Pittard; J. Christopher Hetmaniak; Curtis E. Leitko; William J. McDonald


Archive | 1995

Apparatus and method for supporting pipe main repair tools in an excavation

John H. Cohen; Curtis E. Leitko; Gerard T. Pittard; Terry P. Clifton; Gerald Rockower


Archive | 1987

Orienting and circulating sub

William A. Rehm; William J. McDonald; William C. Maurer; Curtis E. Leitko


Archive | 1988

Earth boring apparatus with control valve

Curtis E. Leitko; Michael R. Wasson; Douglas Wayne Lee; Gerald Albert Stangl


Archive | 2015

POWER SECTION AND TRANSMISSION OF A DOWNHOLE DRILLING MOTOR

Curtis E. Leitko; Rory J. Mallard Jr.; Gerard T. Pittard


Archive | 2016

BEARING SECTION OF A DOWNHOLE DRILLING MOTOR

Curtis E. Leitko; Rory J. Mallard Jr.; Gerard T. Pittard

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John H. Cohen

Gas Technology Institute

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Terry P. Clifton

Electric Power Research Institute

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