Membership
Tour
Register
Log in
the rotation being intermittent, e.g.obtained by ratchet device
Follow
Industry
CPC
E21B6/06
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
E21B6/00
Drives for combined percussion and rotary drilling
Current Industry
E21B6/06
the rotation being intermittent, e.g.obtained by ratchet device
Industries
Overview
Organizations
People
Information
Impact
Please log in for detailed analytics