The opencast mining of previously underground-mined coal seams

The Southern African Institute of Mining and Metallurgy
W. D. Clough R. Morris
Organization:
The Southern African Institute of Mining and Metallurgy
Pages:
5
File Size:
345 KB
Publication Date:
Jan 1, 1985

Abstract

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SYNOPSIS The design of an opencast coal mine over areas previously mined by underground mining methods presents several potential methods of mining the coal. The paper describes some basic methods of mining for the No. 2 seam of the Witbank Coalfield, which had previously been mined by the bord-and-pillar method.
Citation

APA: W. D. Clough R. Morris  (1985)  The opencast mining of previously underground-mined coal seams

MLA: W. D. Clough R. Morris The opencast mining of previously underground-mined coal seams. The Southern African Institute of Mining and Metallurgy, 1985.

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