Device for safety guiding of hauling chain especially at...

Device for sealing a bore hole and discharging drill...

Device for separating and collecting fluid in gas from a...

Device for separating free gas mixed with a liquid at the...

Device for setting a rock bolt

Device for setting anchors

Device for setting the direction and/or the inclination of...

Device for shielding ground workings with means for...

Device for simultaneous measurement of drilling fluid...

Device for simultaneously boring a well and inserting a...

Device for simultaneously casing a hole while drilling

Device for steering a drill bit

Device for steering drilling tools

Device for steering the foremost part of a drill pipe

Device for sticking drains into the ground

Device for stimulating a subterranean formation

Device for storing a wire in a wire bolting means

Device for storing tubulars and devices for handling of...

Device for submerged drilling of foundations

Device for supporting a gallery or a tunnel