E3S Web of Conferences

Progressive backfill mining technology with split and two wings

Ma Qihua, Ma Weixiang and Gong Jianxiang

E3S Web Conf., 303 (2021) 01036

Published online: 17 September 2021

DOI: 10.1051/e3sconf/202130301036

Ma Qihua

Ma Weixiang

Gong Jianxiang

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