Yazar
virgil j stachura
3 cilt bulundu.
Cilt sonuçları
Delayed blasting tests to improve highwall stability
Virgil J. Stachura · U.S. Dept. of the Interior, Bureau of Mines
18 sayfa · 1984
Blasting / Coal mines and mining / Safety measures
Airblast and ground vibration generation and propagation from contour mine blasting
Virgil J. Stachura · U.S. Dept. of the Interior, Bureau of Mines
31 sayfa · 1984
Blast effect / Blasting / Coal mines and mining / Measurement
Airblast instrumentation and measurement techniques for surface mine blasting
Virgil J. Stachura · U.S. Dept. of the Interior, Bureau of Mines
53 sayfa · 1981
Blast effect / Blasting / Measurement / Strip mining