Now showing items 1-2 of 2
Evaluation Of Micro-Structural Damage Caused By Needle Penetration Testing
(Springer Heidelberg, 2012)
The needle penetrometer (NP) is a non-destructive, cheap and simple device which can be used indirectly to obtain the uniaxial compressive strength of extremely weak rocks. It requires little sample preparation and can be ...
Suggested Methods for Rock Failure Criteria: General Introduction
(Springer Wien, 2012)