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4 results returnedSome roof-control practices in coal mines of the United Kingdom
Anthracite mechanical mining investigations.
Published Year
Subject
- Coal-mining machinery (3)
- Anthracite coal industry--Equipment and supplies (2)
- Mining machinery--Cutter bars--Testing (2)
- Anthracite coal industry (1)
- Coal mines and mining--Great Britain--Safety measures (1)
- Mine roof control--Great Britain (1)
Author
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