摘要
华润大宁能源有限公司在综采末采采取了"金属经纬网+锚杆+锚索和W钢带+钢丝绳"联合支护方式保证了工作面的顶板稳定,为工作面回撤创造了有利条件,加快了工作面回撤速度,创造了巨大的安全效益和经济效益。
According to the real situation of fully mechanized working face with large mining height, Shanxi CR Daning Energy Co., Ltd. at the end of the fully mechanized mining, the combined supporting support of the graticule metallic mesh ＋ bolt ＋ anchor cable＋ W steel belt ＋ steel wire rope were adopted to ensure the working face roof stability, which created favorable conditions for the working face retracement, to accelerate the working face retraction speed, and also created tremendous economic and security benefits for the company.
出处
《山东煤炭科技》
2016年第8期14-16,共3页
Shandong Coal Science and Technology
关键词
大采高
综采
末采
实践
large mining height fully-mechanized coal mining at the end of the mining practice
