Coal Cutting Bits

16 books
Novel coal-cutting bits and their wear resistancesLung Cheng
⏱ 15m

Novel coal-cutting bits and their wear resistances

Lung Cheng

198315 pp.
Reduction in frictional ignition due to conical coal-cutting bitsLung Cheng
⏱ 10m

Reduction in frictional ignition due to conical coal-cutting bits

Lung Cheng

198710 pp.
Testing modified coal-cutting bit designs for reduced energy, dust, and incendivityWallace W. Roepke
⏱ 31m

Testing modified coal-cutting bit designs for reduced energy, dust, and incendivity

Wallace W. Roepke

198331 pp.
In situ comparison of radical and point attack bitsLaxman S. Sundae
⏱ 15m

In situ comparison of radical and point attack bits

Laxman S. Sundae

198715 pp.
Frictional ignition with coal mining bitsUnknown Author
⏱ 25m

Frictional ignition with coal mining bits

Unknown Author

25 pp.
Frictional ignition with coal mining bitsWelby G. Courtney
⏱ 25m

Frictional ignition with coal mining bits

Welby G. Courtney

199025 pp.
A fracture mechanics study of crack propagation mechanism in coalZ. T Bieniawski
⏱ 5h 2m

A fracture mechanics study of crack propagation mechanism in coal

Z. T Bieniawski

1988302 pp.
Effect of depth of cut and bit type on the generation of respirable dustKelly C. Strebig
⏱ 16m

Effect of depth of cut and bit type on the generation of respirable dust

Kelly C. Strebig

197516 pp.
Improved drilling of coal measure rocks for underground mine void detection and exploration programsPamela J. Watson
⏱ 28m

Improved drilling of coal measure rocks for underground mine void detection and exploration programs

Pamela J. Watson

199128 pp.
Preliminary evaluation of the relationship of bit wear to cutting distance, forces, and dust using selected commercial and experimental coal-and rock-cutting toolsMatthew N. Plis
⏱ 1h 3m

Preliminary evaluation of the relationship of bit wear to cutting distance, forces, and dust using selected commercial and experimental coal-and rock-cutting tools

Matthew N. Plis

198863 pp.
Coal cutting forces and primary dust generation using radial gage cuttersWallace W. Roepke
⏱ 24m

Coal cutting forces and primary dust generation using radial gage cutters

Wallace W. Roepke

198324 pp.
Use of an in-seam tester to determine effects of bit type on primary dust generationLaxman S. Sundae
⏱ 13m

Use of an in-seam tester to determine effects of bit type on primary dust generation

Laxman S. Sundae

198913 pp.
Effects of water on coal cutting forces and primary dust distributionWallace W. Roepke
⏱ 14m

Effects of water on coal cutting forces and primary dust distribution

Wallace W. Roepke

198514 pp.
Effect of asymmetric wear of point attack bits on coal-cutting parameters and primary dust generationWallace W. Roepke
⏱ 16m

Effect of asymmetric wear of point attack bits on coal-cutting parameters and primary dust generation

Wallace W. Roepke

198316 pp.
Frictional ignition of natural gas-air mixtures by alternative coal-cutter bit shank materialsL. Garner McDonald
⏱ 14m

Frictional ignition of natural gas-air mixtures by alternative coal-cutter bit shank materials

L. Garner McDonald

199214 pp.
Effect of depth of cut and bit type on the generation of respirable dustKelly C Strebig
⏱ 16m

Effect of depth of cut and bit type on the generation of respirable dust

Kelly C Strebig

197516 pp.