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Applying oil drilling technology to drill exploration holes, backfill holes and small diameter shafts in the South African hard rock mining industry : Houston, J E; Scott-Russell, H Assoc Mine Mangr S Afr, Circ3/87, Dec 1987, p1–29


Publisher
Elsevier Science
Year
1988
Tongue
English
Weight
84 KB
Volume
25
Category
Article
ISSN
0148-9062

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