Results: 1-120 of 2186037
International conference on the reclamation treatment and utilization of coal mining wastes <2. ; 1987
Boyd, William Thomas
International conference on Stability in underground mining <2. ; 1984
International symposium on Underground mining methods and technology <1986
Symposium on environmental engineering in coal mining <1972
Symposium on Underground mining equipment maintenance <1973
Symposium on Australian black coal: its occurrence, mining, preparation and use <1975
International Conference on stability in underground mining <1. ; 1982
SME-SPE International Solution Mining Symposium <2. ; 1981
Dare, Wilbert Leland
Rolston, Jessica Smith
International conference on stability in open pit mining <2. ; 1971
Stati Uniti d'America : Bureau of mines
Shields, Joseph John
International symposium on rock bolting <1983
International surface mining and quarrying symposium <2. ; 1983
Congres Geologique International <12. ; 1913
Kallay, Nicholas
Fieldner, Arno Carl <1881-1966>
International conference Mineral processing and extractive metallurgy <1984
National research council <Stati Uniti d'America> : Committee on chemical utilization of coal
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