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Study on the Properties of Pumping Gangue Filler
Abstract:
As reinforcement of goaf filling needs, filling material mined area become the focus of research and development. This study used PO42.5 Portland cement, fly ash, coal gangue, preparation meets the requirements of good performance out of the strength of pumping gangue filler.
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1164-1167
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Online since:
July 2011
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© 2011 Trans Tech Publications Ltd. All Rights Reserved
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