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Information × Registration Number 0399U002910, 0197U009843 , R & D reports Title The Development of techology and technigue for selection techology core for hole drilling popup.stage_title Розробка технології та технічних засобів відбіра технологічних проб при бурінні свердловин Head Shcherbachov V.S., Registration Date 23-11-1999 Organization Ukrainian State Institute for Mineral Resources, Dnepropetrovsk Department popup.description2 The method of selection techology core with the help many-shaft hole technique means and techology drilling supplementary shaft, new declinat for curvature of the hole for productive seam with simultaneously selection of core was developed Product Description popup.authors popup.nrat_date 2020-04-03 Close