Membership
Tour
Register
Log in
Connecting devices between the head or foot of a prop and the cap or base of the roof support
Follow
Industry
CPC
E21D23/049
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21D
SHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS
E21D23/00
Mine roof supports for step- by- step movement
Current Industry
E21D23/049
Connecting devices between the head or foot of a prop and the cap or base of the roof support
Industries
Overview
Organizations
People
Information
Impact
Please log in for detailed analytics