A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
DTH Drilling Backhead Solves Excess-water Performance Problems
The company explained that, typically, when water is injected into the air supply of a conventional backhead, the water will travel through all hammer components and exhaust out the bottom of the bit to improve hole cleaning.
DTH Drilling Backhead Solves Excess-water Performance Problems
The company explained that, typically, when water is injected into the air supply of a conventional backhead, the water will travel through all hammer components and exhaust out the bottom of the bit to improve hole cleaning.
DTH Drilling Backhead Solves Excess-water Performance Problems
2016
Article (Journal)
English
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