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Toward safer roof bolting

Journal Article · · Compressed Air; (United States)
OSTI ID:5200457
An automatic roof bolter is being developed by Ingersoll-Rand under a contract with the U.S. Bureau of Mines. A microprocessor in an explosion-proof enclosure commands the numerous operations for drilling a hole and inserting a bolt. The unit can install either resin or mechanical bolts in 4-, 5-, or 6-foot lengths.
OSTI ID:
5200457
Journal Information:
Compressed Air; (United States), Journal Name: Compressed Air; (United States) Vol. 88:10; ISSN COAIB
Country of Publication:
United States
Language:
English

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Related Subjects

01 COAL, LIGNITE, AND PEAT
012000* -- Coal
Lignite
& Peat-- Mining
COAL MINING
COMPUTERIZED CONTROL SYSTEMS
CONTROL SYSTEMS
EQUIPMENT
INSTALLATION
MINING
MINING EQUIPMENT
ROOF BOLTS
STRATA CONTROL
UNDERGROUND MINING