Study on surrounding rock control technology of open top space mining gateway in fully mechanized top coal caving mining face in ultra thick seam
SONG Jin-wang
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Publication Date:2010-01-01
Online Publishing Date:2025-08-15(First online date of this platform, not the publication date of the document)
Pages:3( 46-48 )
COAL ENGINEERING

COAL ENGINEERING

PKUISTIC
ISSN:1671-0959
Year, Vol.(Issue):2010,(11)