Shandong China Coal Group Drilling Machine Branch

The air leg rock drill is a tool used to directly mine stone. It drills and drills blastholes in the rock layer so that it can be put in to blast the rock to complete the mining of stone or other ston

In order to further improve the comprehensive skill level of employees, speed up the construction of high-skilled talents in enterprises, accelerate the training of enterprise reserve skills to meet t

On October 19, a batch of roof bolter for mining was loaded in the intelligent equipment manufacturing workshop of China Coal Group and will be sent to mine factory in Heshun County, Jinzhong City, Sh

Pneumatic pavement breaker is mainly used for the crushing operations of reinforced concrete buildings, cement, frozen soil, ice, soft ore, soft rock, and road construction. For example, pneumatic pav

According to the "Three-year Action Plan for Cultivating and Upgrading R&D Institutions of Manufacturing Enterprises in Jining City (Trial)" (Jigong Xinzi [2019] No. 95) and the "Notice on the Selecti

The water well drilling rig is a set of complex machines, which consists of machines, units and mechanisms. Water well drilling rigs are mechanical equipment that drives drilling tools to drill underg