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Prediction of penetration rate for percussive drilling

Percussive drilling with independent rotation

Published Year

• 1970-1979 (2)

Subject

• Boring (2) *
• Percussion drilling (2) *
• Boring machinery (1)
• Drilling and boring machinery (1)

Author

• Bruce, William E. (1)
• Fumanti, Robert R. (1)
• Selim, A. Aly. (1)
• Unger, Harold F. (1)

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