✦ LIBER ✦
A new method of drilling long boreholes in low permeability coal by improving its permeability
✍ Scribed by Yiyu Lu; Yong Liu; Xiaohong Li; Yong Kang
- Publisher
- Elsevier Science
- Year
- 2010
- Tongue
- English
- Weight
- 914 KB
- Volume
- 84
- Category
- Article
- ISSN
- 0166-5162
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