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In the early days when there was no drill pipe to lift the drilling machine, steel wire rope was used as the traction and guiding part. With the development of control technology, drill rods were de...
1. Continuously improve the structure of tapered button bits. For example, the tapered button bits have a large piston at one end and a small piston at the other end to the equal-diameter cylindrica...
Several ways to improve the life of tapered button bits: 1. Continuous improvement from the structure of rock drilling machinery, for example, from the development of pneumatic rock drills with a ...
Water well drilling tools can be used in large-scale field water wells, oil wells, and natural gas wells. It is a kind of mechanical equipment for surface drilling, and it is also a small mobile sin...
Although tapered button bits are designed for wider drilling conditions, the following factors have a great influence on the normal operation of drill pipes. 1. Drilling fluid The tapered button...
1. Convex end face type: This type of drill has two types, single boss and double boss end, the latter is mainly used for DTH hammer with a larger diameter. The convex-faced DTH hammer can maintain ...