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Interrelationships of the strength and acoustic properties of rocks in the zone of the prefracturing action of an explosion

โœ Scribed by V. E. Aleksandrov; A. N. Kochanov; B. V. Levin


Publisher
Springer
Year
1987
Tongue
English
Weight
222 KB
Volume
23
Category
Article
ISSN
1573-8736

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Laboratory specimens with a smooth boundary (no notch) were fabricated from four dierent rock types (grain sizes from 0.1ยฑ10 mm) and were tested in three-point bending. The locations of acoustic emission that occurred around peak load were used to characterize the dimensions of the region of localiz