In the 2nd century BC, China has used manpower and used bamboo bow elastic force to make the cone drill bit impact the ground to drill. Later, it was used in rural China for a long time. It was not...
When the crawler drilling rig is constructed on a site with soft soil, the crawler and the rail link are easy to adhere to the soil. Therefore, the crawler should be adjusted slightly loose to prev...
The following points should be paid attention to during the construction of the deepwater good drilling rig:
1. Scrub the outer surface of the drilling rig, and pay attention to the cleaning and ex...
TCA-7(G7) air picks are widely used in crushing operations in construction, coal mining,infrastructure development and other fields. Air pick TCA-7(G7) has mature technology is durable, lightweight...
Innovative S82 pneumatic rock drill, and through the valve-train impact drill, cooling and lubrication mechanism, slewing mechanism, the innovation of the flushing mechanism four design, break thro...
1. Operate pneumatic rock drills workers,Before going down the well must wear good personal labor protection equipment.
2. Arriving at the workplace, first check the processing, knocking on the ro...
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