The elimination of coal and gas outburst disasters by long distance lower protective seam mining combined with stress-relief gas extraction in the Huaibei coal mine area

Release time:2021-09-29 Hits:

Affiliation of Author(s):体育学院

First Author:王朝军

Indexed by:Journal paper

Document Code:paper_80583

Translation or Not:no

Date of Publication:1992-01-01