Seamless Drill Pipes for Water and Rock Drillings according to the Percussive Drilling and Core Drilling Process
€24.39
Rotary Drilling Equipment - Diamond Drilling Bits and Diamond Core Bits
Monorails for mining; rope positions, mounting devices, clearance dimensions for boogies
€34.30
Safety marking for mines; prohibition sign VB 1
Safety marking for mines; prohibition sign VB 2
Safety marking for mines; warning sign WB 1
Safety marking for mines; warning sign WB 2
Safety marking for mines; mandatory sign GB 1
Safety marking for mines; emergency sign RB 1
Air regulating systems; air locks; construction and operation
€41.78
Roadway air doors with pressure reduction; double-wing type for travelling tracks
Drilling derricks; design principles
€48.79
Suspended monorails for mining; rope positions, mounting devices, clearance dimensions for bogies
Shaft sinking; abutment for guide ropes; safety requirements and testing
Auxiliary ventilation for mining; sheet airducts, with collars and loose flanges
