✦ LIBER ✦
Comparison between the wear of continuous miner button picks and the wear of pointed picks used in South African collieries : MacGregor, I M; Baker, R H; Luyckx, S B Min Sci TechnolV11, N2, Sept 1990, P213–222
- Publisher
- Elsevier Science
- Year
- 1991
- Tongue
- English
- Weight
- 93 KB
- Volume
- 28
- Category
- Article
- ISSN
- 0148-9062
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