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| Issue | Title | |
| No 1 (2018) | APPROACH TO EXTRACTING THIN COAL SEAMS | Abstract PDF (Eng) similar documents |
| Le Thi Thu Hoa, Jaroonpattanapong Pirat, Xuan-Nam Bui, Pham Van Viet, Nguyen Hoang, Le Qui Thao | ||
| "... . Their total thickness is nearly 1,000 m. The Na Khaem formation is a coal measure comprising three main coal ..." | ||
| No 2 (2018) | Determination of optimal block length along the strike to provide safety and efficiency when extracting medium-thick in-clined coal seams using room-and-pillar method in Quang Ninh Coal Basin | Abstract PDF (Eng) similar documents |
| Duc Thang Pham, Victor G. Vitcalov | ||
| "... An analysis of appropriateness of room-and-pillar method for extracting medium-thick inclined coal ..." | ||
| No 1 (2018) | Current condition of lignite mining in Oltenia Coal Basin and solutions for reuse of mined-out space of closed pits | Abstract PDF (Eng) similar documents |
| Izabela-Maria Nyari (Apostu), Maria Lazar | ||
| "... Oltenia Coal Basin occupies the area of 4500 km2 and encloses the most important deposits ..." | ||
| 1 - 3 of 3 Items | ||
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