A Case Study of Effective Support Working Resistance and Roof Support Technology in Thick Seam Fully-Mechanized Face Mining with Hard Roof Conditions

A Case Study of Effective Support Working Resistance and Roof Support Technology in Thick Seam Fully-Mechanized Face Mining with Hard Roof Conditions

This paper presents the engineering geological properties and roof control tecnology for a thick coal seam fully-mechanized face mining with hard roof conditions (THC) at the Jinhuagong Coal Mine (JCM), northwest China. The effective support working resistance and appropriate roof control technology...

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Bibliographic Details
Main Authors: Wei-bin Guo, Hong-sheng Wang, Guo-wei Dong, Lei Li, Yao-guang Huang
Format: Article
Language:English
Published: MDPI AG 2017-06-01
Series:Sustainability
Subjects:
hard roof
thick seam fully-mechanized
support working resistance
roof control
load-estimate-method (LOEM)
destress blasting technique (DEBT)
Online Access:http://www.mdpi.com/2071-1050/9/6/935

Internet

http://www.mdpi.com/2071-1050/9/6/935

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