An approximate design procedure for single entry drifts having a leaky brattice

Mining Science and Technology - Tập 13 - Trang 175-181 - 1991
J.T. Ryan1, Wayne H. Griffin2
1Department of Chemical Engineering, University of Alberta, Edmonton, Alta., T6G 2G6 Canada
2Department of Mining, Metallurgical and Petroleum Engineering, University of Alberta, Edmonton, Alta. T6G 2G6, Canada

Tài liệu tham khảo

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