Rock fracture initiation and propagation by mechanical and hydraulic impact

Rock fracture due to high-pressure fluid jetting and insert indentation was experimentally investigated. In the frame of this article, indentation designates the process of pressing a tungsten carbide insert (TCI) for roller cone bits displacement-controlled into the rock surface. Under atmospheric...

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Bibliographic Details
Main Authors: Stoxreiter Thomas, Wenighofer Robert, Portwood Gary, Pallesi Simone, Bertini Alessandro, Galler Robert, Grafinger Stephan
Format: Article
Language:English
Published: De Gruyter 2019-11-01
Series:Open Geosciences
Subjects:
Online Access:https://doi.org/10.1515/geo-2019-0061