27
21-03
Detailed explanation of the use of rotary drilling rigs
The construction technology of the rotary drilling rig is an advanced pile foundation construction technology. It was invented by the Italians after World War II. Later, it was used on a large scale due to the full development of construction in Europe and Japan, making it more complete and more functional.
27
21-03
How to maintain the rotary reducer of a small rotary drilling rig
Since we are in the rotary drilling rig business, we must know every part of the rotary drilling rig so that we can determine the cause of the failure and solve the problem as soon as the rotary drilling rig fails.
27
21-03
The scope of application of the rotary excavator and the shortcomings in the construction
Rotary drilling machine (English name: Rotary Drilling Rig) is a construction machine that has been developed in recent years and is suitable for hole-forming operations in building foundation projects. It is called "green construction technology".
27
21-03
About the classification and application of rotary drilling rigs
How much do you know about rotary drilling rigs? Many people think that rotary drilling rigs have a larger diameter and deeper drilling than traditional circulation drilling rigs.
27
21-03
What should I do if the small rotary drilling rig encounters mudstone during construction?
Mudstone is generally inferior in plasticity, fine crystal particles, and bedding structure, resulting in a smooth surface. Coupled with the mud lubrication and softening treatment of the rock formation during the construction process, it is prone to slipping, tooth jamming, muddy bottom and other phenomena.
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