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Tag: re-mining process

Practices on Secondary Mining Technology of Goaf Coal Pillars in Previous Gateway of Fully Mechanized Coal Mining Face

Posted on September 21, 2020 by admin

In order to enhance the recovery rate of coal resources, and alleviate the alternation of mining and driving, and to achieve safe and high – efficient re – mining of fully mechanized mining face. The paper detailed the technology measures of old roadway secure driving in fully mechanized mining face and the safety mining technology […]

Posted in Literature & FictionTagged Driving, fully mechanized mining, goaf, re-mining process, roadway mining

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