Results 141 to 150 of about 242,341 (155)

Device for steering a drilling tool and/or drill string

1990
COLTMAN TREVELLYN M, FLETCHER ALFRED E W, PREVEDEL BERNHARD   +2 more
openaire   +1 more source

On bogus drill-string modelling

Proceedings of the XX International Symposium on Dynamic Problems of Mechanics
Hector Eduardo Goicoechea Manuel, Roberta Lima, Rubens Sampaio   +2 more
openaire   +1 more source

Drill string stabilizer

1989
openaire   +1 more source

Steering drill string

1982
openaire   +1 more source

Controlling drill string rotation

2021
JEFFRYES BENJAMIN PETER, WICKS NATHANIEL, ZHENG SHUNFENG   +2 more
openaire   +1 more source

Drill string member

2006
openaire   +1 more source

Stabilizer for use in a drill string

2003
HARVEY PETER R, WOODS MICHAEL J, KRASE STEVE J, BURGESS DANIEL E, WASSELL MARK ELLSWORTH   +4 more
openaire   +1 more source

Preventing buckling in drill string

1983
DELLINGER THOMAS B, GRAVLEY WILTON, WALRAVEN JOHN E   +2 more
openaire   +1 more source

Drill string oscillation methods

2016
BOONE SCOTT G, GILLAN COLIN
openaire   +1 more source

Drilling with concentric strings of casing

2005
GALLOWAY GREGORY G, BRUNNERT DAVID J
openaire   +2 more sources