Results 231 to 240 of about 2,421 (246)

How to mathematically model a drill-string: lumped or continuous models?

Chaos, Solitons and Fractals
Hector Eduardo Goicoechea Manuel, Rubens Sampaio, Roberta Lima   +2 more
exaly  

Drill string member

2007
openaire   +1 more source

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

Drill string stabilizer

1989
openaire   +1 more source

Steering drill string

1982
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

drill(ing) collar string

2014
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