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Percussion drilling
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Industry
CPC
E21B1/00
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
Current Industry
E21B1/00
Percussion drilling
Sub Industries
E21B1/02
Surface drives for percussion drilling
E21B1/04
Devices for reversing the movement of the rod or cable at the surface
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