自固式锚杆研制应用

D&R and application of self-fixed bolts

为煤矿生产研制开发的新的支护技术和材料,满足了煤巷锚网支护的技术要求,降低了支护成本。开创了软岩支护尤其是巷道底板锚注加固新技术。

New supporting technology and materials developed for coalmine mining not only satisfies the technical demands for roadway mesh support, but also decreases the supporting cost. First use and adopt the new technology of soft rock supporting, especially roadway floor bolting casting reinforcement.