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Open Access

Materials and Geoenvironment

Volume 67 (2020): Issue 3 (September 2020)

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5 Articles
Open Access | Mar 23, 2021
Characterisation of the Wear of the Roller Cone Drill Bit Caused by Improperly Chosen Drilling Regime
  
Open Access | Oct 17, 2020
Laboratory Test Methods for Assessing the Abrasivity of Rocks and Soils in Geotechnology and Mining Applications
,  and   
Open Access | Jul 27, 2020
Retrogression of Orthopyroxene-bearing Gneiss of Iboropa Akoko, Southwestern Nigeria
, ,  and   
Open Access | Apr 06, 2021
High-resolution Biostratigraphic Studies of Step-1 Well, Offshore, Western Niger Delta
 and   
Open Access | Mar 30, 2021
Fractional Current Flow in the Subsurface Using Electrical Resistivity Method: A Laboratory Approach
,  and   

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