Mechanical Properties of Clay Based Cemented Paste Backfill for Coal Recovery from Deep Mines

Mechanical Properties of Clay Based Cemented Paste Backfill for Coal Recovery from Deep Mines

Fly ash cement is used to solidify marine clay to prepare marine-clay-based cemented paste backfill (MCCPB) to fill the underground goaf of mines, which not only utilizes solid waste such as fly ash and marine clay, but also controls surface subsidence and protects the environment. To simulate the c...

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Bibliographic Details
Main Authors: Qiangqiang Cheng, Yaben Guo, Chaowei Dong, Jianfei Xu, Wanan Lai, Bin Du
Format: Article
Language:English
Published: MDPI AG 2021-09-01
Series:Energies
Subjects:
mining and backfilling
fly ash cement-treated marine clays
dry-wet cycling
UCS
elastic modulus
Online Access:https://www.mdpi.com/1996-1073/14/18/5764

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