Design and trial of a multi lift Wongawilli mining method for thick coal seams /
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| Hlavní autor: | |
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| Korporativní autor: | |
| Médium: | Kniha |
| Jazyk: | English |
| Vydáno: |
North Ryde, N.S.W. :
Australian Coal Industry Research Laboratories,
1981.
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| Edice: | P.R. (Australian Coal Industry Research Laboratories) ;
P.R. 82-4. |
| Témata: |
| Popis jednotky: | Coal. Mining. Techniques (ANB/PRECIS SIN 0604070) Errata sheet inserted. |
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| Fyzický popis: | 102 p. : ill. (some col.) ; 25 cm. |
| Bibliografie: | Bibliography: p. 83-84. |
| ISBN: | 0867721847 : |