NASA NTRS · 19830000432
Bidirectional Continuous Coal Miner
Abstract
Continuous mining machine cuts coal in both directions of travel eliminating downtime caused by retreating across face to start new cut.
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Knurovsky, T., Kkiskis, J. P., Harris, J.. 1984-04-01. Bidirectional Continuous Coal Miner. https://ntrs.nasa.gov/citations/19830000432
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