| 摘要 |
In order to obtain information on the drilling site in the case of deep wells quickly and precisely, a measuring device ( 6 ) having an electrically operated measuring unit for measuring relevant data relating to the rock, the drilling mud and/or the raw material to be obtained is proposed, the measuring device ( 6 ) being designed for supplying electrical energy via the drill column ( 3 ) and for data transfer to the surface likewise via the drill column ( 3 ).
|
