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Journals
Materials and Geoenvironment
Volume 67 (2020): Issue 3 (September 2020)
Open Access
High-resolution Biostratigraphic Studies of Step-1 Well, Offshore, Western Niger Delta
M. E. Nton
M. E. Nton
and
S. O. Famori
S. O. Famori
| Apr 06, 2021
Materials and Geoenvironment
Volume 67 (2020): Issue 3 (September 2020)
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Article Category:
Original scientific paper
Published Online:
Apr 06, 2021
Page range:
135 - 148
Received:
Dec 02, 2020
Accepted:
Dec 07, 2020
DOI:
https://doi.org/10.2478/rmzmag-2020-0014
Keywords
drilling regime
,
roller cone bit
,
wear
,
reduced penetration rate
,
change of the material properties
© 2020 M. E. Nton et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
M. E. Nton
Department of Geology, University of Ibadan
Ibadan, Nigeria
S. O. Famori
Department of Geology, University of Ibadan
Ibadan, Nigeria