Read online Transactions of the Midland Institute, Vol. 18 (Classic Reprint) - Midland Institute of Mining Engineers | ePub Online

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Excerpt from Transactions of the Midland Institute, Vol. 18It may, however, be almost taken for granted that, when the thin seams are worked, coal-cutters will be employed to under-cut them, and conveyors used to put the coal into corves in the gateways or pass-byes, very few of which will be employed or required. In this way, manual labour can be employed in the less

Title : Transactions of the Midland Institute, Vol. 18 (Classic Reprint)
Author : Midland Institute of Mining Engineers
Language : en
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Uploaded : Apr 03, 2021

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