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Works matching DE "PERFORMANCE of drill bits"

Results: 3

1

Combined Percussive-Rotary Drilling to Increase Rate of Penetration and Life of Drill Bit in Drilling Hard Rock Formation.

Published in:

Chemistry & Technology of Fuels & Oils, 2017, v. 53, n. 2, p. 254, doi. 10.1007/s10553-017-0802-x

By:

Zha, Chunqing;
Liu, Gonghui;
Li, Jun;
Li, Yumei;
Xi, Yan;
Guo, Boyun

Publication type:

Article

2

Evaluations of a noise control for roof bolting machines.

Published in:

Mining Engineering, 2012, v. 64, n. 12, p. 64

By:

Azman, A. S.;
Yantek, D. S.;
Alcorn, L. A.

Publication type:

Article

3

Preliminary Tribological Study and Tool Life of Four Commercial Drills.

Published in:

Tribology Transactions, 2014, v. 57, n. 4, p. 581, doi. 10.1080/10402004.2014.887166

By:

Figueroa, Marco;
García, Ernesto;
Muhl, Stephen;
Rodil, Sandra

Publication type:

Article