Mining technology and practice of full-solid waste cemented backfilling in narrow strip of extra-thick coal seam under buildings

There is a great amount of coal pressed under buildings in our country, while the discharge of coal-based industrial solid wastes such as coal gangue and fly ash are increasing, which has severely restricted the local economic and social development. Taking Mahuangliang Coal Mine in Yulin as the tes...

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Bibliographic Details

Published in:	Meitan kexue jishu
Main Authors:	Lang LIU, Yixiao LUO, Mengbo ZHU, Chen SU, Taotao WU, Jianyou WANG, Yanlong HANG
Format:	Article
Language:	Chinese
Published:	Editorial Department of Coal Science and Technology 2024-04-01
Subjects:	coal mining under buildings railways and water-bodies backfill mining modified magnesium slag extra-thick coal seam solid waste disposal
Online Access:	http://www.mtkxjs.com.cn/article/doi/10.13199/j.cnki.cst.2023-0188