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Applications of New Supporting Materials in Honghui Coal Mine
Author(s): HAN Jun﹣ru
Pages: 22-
23,50
Year: 2015
Issue:
4
Journal: Coal
Keyword: new type of support materials; puning; Honghui Coal Mine;
Abstract: For Red Cross the mountain rock loose and broken ore eight mining area transportation,aquifer water along the roof rock fracture zone shares shaped flow scouring caused JueJinTou pumped,the original design of high strength rebar and anchor supporting roadway drivage,difficult shed U25 payments cannot practice,through the adoption of loose rock reinforced by walter puning new sup﹣porting materials and aquifer water for industrial test,no obvious deformation of roadway,the supporting effect is good,the driving speed is accelerated,25 m roadway test has achieved remarkable economic benefits and social benefits.
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