Anthracite mechanical-mining investigations: Use of yielding steel supports (props) in combination with backfilling for mining thick, flat beds

Name: Anthracite mechanical-mining investigations: Use of yielding steel supports (props) in combination with backfilling for mining thick, flat beds
Author: John C. Hartley
ISBN: 978B003HKQUF9

Author John C. Hartley

Publisher University of Michigan Library

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Book Details

Author(s)John C. Hartley

PublisherUniversity of Michigan Library

ISBN / ASINB003HKQUFE

ISBN-13978B003HKQUF9

MarketplaceFrance 🇫🇷