Key Parameters of Gob-Side Entry Retaining in A Gassy and Thin Coal Seam with Hard Roof
Gob-side entry retaining (GER) employed in a thin coal seam (TCS) can increase economic benefits and coal recovery, as well as mitigate gas concentration in the gob. In accordance with the caving style of a limestone roof, the gas concentration and air pressure in the gob were analyzed, and a roof-c...
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
MDPI AG
2018-05-01
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Series: | Processes |
Subjects: | |
Online Access: | http://www.mdpi.com/2227-9717/6/5/51 |