Hydraulic and earth engineering
Earth treatment or control
Rock or earth bolt or anchor
Corporate Assignee
active
No affiliations
Drilling tool for use in constructing large diameter piles, vent
Method and apparatus for tunnelling
Method for excavating and constructing monolithic continuous str
Process and apparatus for excavating tunnels
Process and apparatus for widening roadways
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Profile ID: LFUS-PAI-P-320991