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Development of sprayed Shotcrete Technology in Coal Mine

Gang1 PAN

Abstract


According to the technology and equipment development of shotcrete at home and abroad, we describe the Technic Al features and application situation, and analyze performance characteristics and technical Equipment in the main development stage; Based on the colliery production technical features, the application situation of wet shotcrete, technology and the Development trend are studied, and the development to wet shotcrete technology and equipment is divided into three different STA GES : Importing and absorbing, improving and developing, studying and applying; Then address the development trend of shotcrete technology in terms of mechanization, material ratio and the EW admixtures.


Keywords


sprayed shotcrete coal mine tunnel;dry shotcrete; wet shotcrete;development trend

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References


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DOI: http://dx.doi.org/10.18686/ct.v2i1.1187

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