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1. Drill selection In soft strata, steel-toothed or insert-toothed drill bits with both axis-shifting, over-top, compound cone, large tooth shape, and a small number of teeth should be selected to...
Stabilized drill pipe is a steel pipe with screws at the tail used to connect the surface equipment of the drilling equipment and the drilling equipment at the bottom of the hole or the bottom hole ...
Common causes of drill pipe fracture: 1. Materials and production and processing. (1) Drill pipe material. The market for the sale of exploration raw materials is very chaotic these days. Shopkeeper...
Since when the welded water well drilling tools cooperate with the air pressure to drill into the soft coal seam, the spiral fins are prone to cracking, de-welding, and wear resistance, which leads ...
According to the requirements of the drilling process and the particularity of the drilling site, the drilling rig has different characteristics from general machinery, which can be summarized as fo...
Many customers have called through our website to inquire about the loud noise of the DTH drill pipe powerhead and what to do with the old vibration. So today we will explain how the DTH drill pipe ...