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Zero Phase Mining Safety Mining Technology Practice under the Influence of the Wind Oxidized Zone
Author(s): 
Pages: 16-18,21
Year: Issue:  9
Journal: Coal

Keyword:  efflorescent oxygenized beltszero stagesafe miningtechnology practice;
Abstract: As the mining face promoting,the roadway by the mining and weathering effects when mining zero phase near oxidation zone maintain difficult,it becomes a big problem of the mine safety.This paper is based on 1202(3) working face with a broken and oxidi-zing conditions,under the shelf support with large section,large mining equipment,a higher bracket for production technology,analyzes the factors influencing production at zero stage,take an effective technique,and sum up experience to provide information for the similar working face.
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