Title

Development of a Round the Corner Drill

Abstract

A water jet drill capable of drilling a hole 50 ft long, is 8 in. in diameter in coal at speeds of 4 ft per minute. Little thrust is required to move the cutting head forward.

Meeting Name

20th U.S. Symposium on Rock Mechanics

Department(s)

Mining and Nuclear Engineering

Document Type

Article - Conference proceedings

Document Version

Citation

File Type

text

Language(s)

English

Rights

© 1979 American Rock Mechanics Association (ARMA), All rights reserved.

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