Method and apparatus for producing a blind shaft or large mine opening
DE3624962A1
Headway drive, especially tunnel drive
DE3620805A1
The retreat working of development roads
DE3619542A1
Disposal of contaminated earth and/or residues
DE3615244A1
Wetting apparatus
DE3528277A1
Anchor drilling apparatus for shafts
DE3528278A1
Drilling apparatus for shafts
DE3315345A1
Consolidation in large-diameter boreholes
DE3307658A1
Maintenance and repair apparatus
DE3306658A1
Filler connection for containers in underground mining
ZA8202813B
Mehtod and device for the backfilling of roadway supports in mine and tunnnel construction with the aid of support hoses having a hardening filter
DE3207390A1
METHOD FOR RECYCLING WASHER MOUNTAINS RECOVERED FROM PRIMARY COAL, IN PARTICULAR FROM THE UNDERGROUND MINING
EP0063630A1
Method and device for filling the hollow space between the roof support of galleries and the rock by means of pipes containing a hardening filling
DE3115003A1
Method and apparatus for lining vertical to inclined spaces in underground working, preferably boreholes, with a construction material hardening in a formwork space
DE3114996A1
Method and apparatus for lining vertical to inclined spaces in underground working, preferably boreholes, with a construction material hardening in a formwork space
DE3032999A1
Overlapping resilient underground gallery support segments - have clamp joint with only inner profile ends fully embedded in backfilling unit filling cavities
EP0046818A1
Sliding clamping assembly for mine roof support arches
DE3017428A1
Mine gallery or tunnel composite support system - has stretched filled textile support tubes lying full face against steel segments
