Method and apparatus for transferring mined material

Method and apparatus for tunnel lining

Method and arrangement for anchoring an object to a support...

Method and composition for reducing wear in a cutting head...

Method and device for continuously informing the operator of...

Method and device for drilling a hole and for securing an...

Method and device for drilling a hole in ground or rock...

Method and device for drilling, particularly percussion or...

Method and device for drilling, particularly percussion...

Method and device for installing a self-drilling expandable...

Method and device for installing a shaft lining in shafts...

Method and device for producing pre-tensioned anchorings

Method and device for rock bolting

Method and device for the backfilling of roadway supports in...

Method and equipment for performing rock bolting

Method and machine for constructing shafts

Method and machine for excavating drifts, tunnels, stopes,...

Method and means for tie rod anchoring

Method and mechanism for preliminary anchoring of a wire...

Method and system for encasing a pipe conduit, laid in an...