E - Fixed Constructions – 21 – D
Inventor
E - Fixed Constructions
21
D
Inventor
Country: Sweden
Controlled expansion of rock bolt
Coupling sleeve for connection of a threaded rock bolt to an...
Device for rock bolting and for automatized rock bolting and...
Expandable rock bolt and rock bolting system
Method and device for installing a self-drilling expandable...
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Profile ID: LFCA-PAI-P-1371274