Results 261 to 270 of about 235,356 (289)

Axial and torsional self-excited vibrations of a distributed drill-string

Journal of Sound and Vibration, 2019
Ulf Jakob Flø Aarsnes, Nathan van de Wouw   +1 more
exaly  

Dynamics of a distributed drill string system: Characteristic parameters and stability maps

Journal of Sound and Vibration, 2018
Ulf Jakob Flø Aarsnes, Nathan van de Wouw   +1 more
exaly  

The transient impact of the resonant flexible drill string of a sonic drill on rock

International Journal of Mechanical Sciences, 2017
Peida Hu
exaly  

Drilling wellbores with optimal physical drill string conditions

2006
BALLANTYNE RAY, NEUBERT MICHAEL, MATHISZIK HOLGER   +2 more
openaire   +2 more sources

The Drill String and Innovations in Rotary Drilling Methods

2005
openaire   +1 more source

Drill string circulation apparatus

Sealing Technology, 2020
openaire   +1 more source

Buckling and dynamic analysis of drill string system in horizontal wells

Nonlinear Dynamics
Wenxi Zhang, Zebing Wu
exaly  

Modeling and simulation of complete drill strings

2013
HERBIG CHRISTIAN, RECKMANN HANNO, MEYER-HEYE BERNHARD, SCHUBERTH FRANK, JAIN JAYESH RAMESHLAL, HANSON JONATHAN MACKEY, EL HAKAM CARMEL ZOUHEIR, SPENCER REED W   +7 more
openaire   +3 more sources

THE DRILL STRING AND INNOVATIONS IN ROTARY DRILLING METHODS

2018
openaire   +1 more source

An Analytical Study of Drill-String Vibration

Journal of Engineering for Industry, 1960
exaly