Almanca | İngilizce | |
---|---|---|
Patent | ||
Patent | Bohrlochabdichtung | sealing of a borehole |
Patent | Bohrlochabdichtung | packing of boreholes |
Patent | Bohrlochabdichtung | packing of wells |
Almanca | İngilizce | |
---|---|---|
Patent | ||
Patent | Bohrlochabdichtung für Tiefbohren | sealing of boreholes or wells deep drilling |