Provide a steady stream of power for high-quality development of mines
Optimized design Increase 1xbet sportsbook and efficiency
Recover coal resources to the maximum extent
According to the layout of the goaf area in the adjacent lanes of the 7613 working face
Equipment upgrade Reducing costs and increasing 1xbet sportsbook
New mining equipment such as hydraulic 1xbet sportsbook support drilling rigs and high-power mechanized excavators
Promote the use of advanced supports in fully mechanized mining working faces
The monthly single advance reaches more than 200 meters
The time to support a single 1xbet sportsbook rod is shortened from 8 minutes to 3 minutes
Technological Innovation Improve quality and 1xbet sportsbook
Crack a series of problems that restrict safe, intensive and efficient 1xbet sportsbook
"Research on Key Technologies for High-Strength Flexible Support of Dynamic Pressure Tunnels" adopts high-strength flexible pressure-giving support technology and a new limited-shear-absorbing pressure-absorbing 1xbet sportsbook cable support system
Eliminate the manual waste caused by adjusting the bracket and the safety risks caused by using a single column
Utility model patent "A new steel structure support frame for underground coal mine tunnels"
(Text by Li Xiaohui, Zhang Jinxiu, Cheng Zhiqiang)
Editor: Li Shichen