Shandong China Coal Group Drilling Machine Branch

Gasoline rock drills only need to move the handle as required to complete drilling or crushing operations. Gasoline rock drills are easy to operate, more time-saving and labor-saving, and feature fast

According to the "Measures For The Evaluation Of Technology-based Small And Medium-sized Enterprises" (Guoke Fazheng [2017] No. 115).And the relevant provisions of the "Notice On Carrying Out The Eval

Water well drilling rig is an indispensable tool for well washing and drilling, and this large device is a heavy equipment necessary for drilling operations.

In order to actively play the role of big data in epidemic prevention and control, scientifically use big data to help win the fight against epidemic prevention and control. Recently, the Shandong Pro

On March 20, a batch of mining single hydraulic pillar equipment was loaded in the intelligent equipment production and manufacturing workshop of China Coal Group and will be sent to a mine in Wuhai C

Roof bolter is mainly used in coal mines with rock hardness ≤ f10 for coal mines, rock lanes, anchors, and anchors for supporting and drilling, and can mix and install resin anchors and anchors. For a