Key Technologies and Application Test of an Innovative Noncoal Pillar Mining Approach: A Case Study
The waste of coal resources, a complicated production process and slow mining speed seriously restrict the rapid development of longwall mining. To achieve effective mining, an innovative noncoal pillar mining approach (i.e., Gob-side Entry Retaining by Roof Cutting (GERRC)) was introduced. The mech...
Main Authors: | Zimin Ma, Jiong Wang, Manchao He, Yubing Gao, Jinzhu Hu, Qiong Wang |
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Format: | Article |
Language: | English |
Published: |
MDPI AG
2018-10-01
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Series: | Energies |
Subjects: | |
Online Access: | http://www.mdpi.com/1996-1073/11/10/2853 |
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