DEFLECTING TURBO-DRILL FOR DRILLING DIRECTIONAL WELLS von TORSHIN LEONID A,SU, ARKHIPOV IVAN G,SU, ONISHCHENKO MIKHAIL S,SU, GOLOV VALERIJ A,SU, BEZUMOV VLADIMIR V,SU, KALININ ANATOLIJ G,SU, SAFONOV BORIS F,SU, PANKOV ANATOLIJ M,SU, PRIDANOV ANATOLIJ K,SU, SAFIULLIN MITKHAT N,SU, VALDMAN ISAAK YA,SU, NEMYATOV VLADIMIR N,SU, BELYAEV VLADIMIR M,SU

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