Results 111 to 120 of about 11,809 (204)

Anisotropy and Energy Evolution Characteristics of Shales: A Case Study of the Longmaxi Formation in Southern Sichuan Basin, China

open access: yesGeofluids
To obtain the influence of anisotropy and energy evolution characteristics on wellbore stability, the acoustic and mechanical anisotropy characteristics of shales are studied through various experiments, including scanning electron microscopy, ultrasonic
Liu Xiangjun   +8 more
doaj   +1 more source

Effect of swab and surge pressure on the time-dependent wellbore natural fracture development

open access: yesGeomechanics and Geophysics for Geo-Energy and Geo-Resources
Drilling engineers continue to grapple with the persistent challenge of maintaining wellbore stability. Throughout the drilling process, the wellbore pressure experiences fluctuations induced by various factors such as swab and surge pressure, leading to
Arnaud Regis Kamgue Lenwoue   +4 more
doaj   +1 more source

Development of a Surveillance Tool for Monitoring Sand Production

open access: yes, 2013
Imperial Users ...
Brown, Simon, Brown, Simon
core  

Effective stresses and shear failure pressure from in situ Biot's coefficient, Hejre Field, North Sea:Stresses and shear failure pressure [PDF]

open access: yes, 2017
Andreassen, Katrine Alling   +4 more
core   +1 more source

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