Investigation of Strong Strata Behaviors in the Close-Distance Multiseam Coal Pillar Mining

According to the new stress distribution pattern and the strong strata behaviors as the characteristics of the coal pillars in the close-distance multiseam coal pillar mining, the common characteristics of different types of overlying coal pillars were summarized and analyzed. Moreover, a theoretica...

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Bibliographic Details
Main Authors: Hongwei Mu, Yongsheng Bao, Dazhao Song, Dongfang Su
Format: Article
Language:English
Published: Hindawi Limited 2021-01-01
Series:Shock and Vibration
Online Access:http://dx.doi.org/10.1155/2021/1263275