Results 281 to 289 of about 235,356 (289)

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

The analysis of drill string dynamics for extra-deep wells based on successive over-relaxation node iteration method

Petroleum Science
exaly  

Drilling with concentric strings of casing

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

drill(ing) collar string

2014
openaire   +1 more source

Drilling string for drilling a bent bore, a method of using said string, and a bending device used in said string

1987
openaire   +1 more source

Drill string telemetry system

2005
openaire   +1 more source

FLEXIBLE DRILL STRING MEMBER

2004
openaire   +1 more source

Two string drilling system

2005
openaire   +1 more source