Migration Law of the Roof of a Composited Backfilling Longwall Face in a Steeply Dipping Coal Seam
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DOI: 10.3390/min9030188
Abstract: The artificial-caved rock composited backfilling approach can effectively restrain the dynamic phenomena in the coal seam and the associated roof and floor during mining operations, and can also improve the stability of the system of… read more here.
Keywords: coal seam; face; composited backfilling; steeply dipping ... See more keywords