DOI: 10.11799/ce201511017
Anti-Deformation Technology of Permanent Air Door in "Three Soft" Coal Seam
HAN Lao-hu
DENG Sheng-jie
CUI Feng
YUE Zong-xin
YANG Xiu-shui
Keywords："three soft" coal fieldpermanent air dooranti-deformation technologythrice-shotcretingtwice-bolting and once-grouting
Publication Date：2015-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：3( 52-53,57 )