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Effect of direct-current firing levels on detonator delay times
Overlap probability for short-period-delay detonators used in underground coal mining
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Published Year
1980-1989 (2)
Subject
Blasting (2) *
Coal mines and mining (1)
Electric detonators (1)
Electric detonators--Testing (1)
Author
Hay, J. Edmund. (2) *
Bajpayee, T. S. (1)
Becker, Karl R. (1)
Mainiero, Richard J. (1)