The Mechanical and Microstructural Properties of Composite Structures Made of a Cement-Tailing Backfill and Rock Core

In underground metal mines that use sublevel or stage open-stope and backfilling mining methods (SSOBMMs), there is a special structure around which both sides of the rock pillar are wrapped by backfill. As a permanent part of an underground mine, how much can backfill improve the rock pillar&#8...

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Bibliographic Details
Main Authors: Yu-ye Tan, Kai Zhang, Xin Yu, Wei-dong Song, Jie Wang, Cheng-long Hai
Format: Article
Language:English
Published: MDPI AG 2020-02-01
Series:Minerals
Subjects:
Online Access:https://www.mdpi.com/2075-163X/10/2/159