Results 151 to 160 of about 9,449 (231)

Study on automatic lithology identification method while drilling based on acoustic pressure-rock physics parameters mapping. [PDF]

PLoS One
Jiang W, Wang Q, Yan B, Liu Y, Shi S, Fu H.   +5 more
europepmc   +1 more source

An event-driven method to simulate Filippov systems with accurate computing of sliding motions [PDF]

, 2005
Kuznetsov, YA, Piiroinen, PT
core  

Synthesis and Performance Evaluation of High-Temperature-Resistant Extreme-Pressure Lubricants for a Water-Based Drilling Fluid Gel System. [PDF]

Gels
Huang S, Dong T, Jiang G, Yang J, Yang X, Wang Q.   +5 more
europepmc   +1 more source

Consideration of the issue of regulating low-frequency vibrations of the drill string when drilling with a downhole motor

Viktor Svitlytskyi, Sergii Iagodovskyi, Tetiana Sahala   +2 more
openalex   +2 more sources

Bioinspired Drilling for Extraterrestrial Applications. [PDF]

Biomimetics (Basel)
Battsengel GE, Melkoumian N, Harvey D, Akmeliawati R.   +3 more
europepmc   +1 more source

Organosiloxane-Modified Auricularia Polysaccharide (Si-AP): Improved High-Temperature Resistance and Lubrication Performance in WBDFs. [PDF]

Molecules
Zhang F, Wang Y, Wang B, Geng Y, Chang X, Zhang W, Li Y, Zhang W.   +7 more
europepmc   +1 more source

PREDICTION OF DRILL STRING VIBRATIONS USING MACHINE LEARNING TOOLS

Askar K. Kudaibergenov, Askat K. Kudaibergenov, Togzhan Tileuberdi   +2 more
openalex   +2 more sources

A probabilistic model of uncertainties in the substructures and interfaces of a dynamical system: application to the torsional vibration of a drill-string

, 2017
Fabio F. Real, Filipe Fontanela, Thiago Ritto, Anas Batou, Christophe Desceliers   +4 more
openalex   +2 more sources

Study on Vibration of Directional Drill String with Affecting the Important Parameters with Energy Considering

, 2020
Vahid Monfared
openalex   +1 more source

Research on the dynamic behavior of flexible drilling tools in ultrashort-radius radial horizontal wells. [PDF]

Sci Rep
Lin Z, Luo M, Wang J, Xiu T, Li Q.
europepmc   +1 more source