✦ LIBER ✦
A study of bit-wear in rotary drag drilling : Singh, DP Univ. Melbourne, Aus 8F, 1T. Austral. Min. V65, N1, 1973, P17–20
- Publisher
- Elsevier Science
- Year
- 1974
- Tongue
- English
- Weight
- 147 KB
- Volume
- 11
- Category
- Article
- ISSN
- 0148-9062
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