Pre-grouting Technology at Working Face Applied to Construction of North Ventilation Shaft in No.12 Mine of Pingdingshan Coal Mining Group Corporation

doi:10.3969/j.issn.1002-6029.2004.04.007

Home>Articles>Pre-grouting Technology at Working Face Applied to Construction of North Ventilation Shaft in No.12 Mine of Pingdingshan Coal Mining Group Corporation

DOI: 10.3969/j.issn.1002-6029.2004.04.007

Pre-grouting Technology at Working Face Applied to Construction of North Ventilation Shaft in No.12 Mine of Pingdingshan Coal Mining Group Corporation

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Publication Date：2004-05-26

Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)

Pages：3( 18-19,17 )

MINE CONSTRUCTION TECHNOLOGY

ISSN：1002-6029

Year, Vol.(Issue)：2004,25(4)