Well drilling with hydrotransport of cores, (Reverse circulation drilling), Seminar "Today's drilling a. coring methods", [Donetsk, 1981]
Т27 Д-4/41 английский (eng)/Well drilling with hydrotransport of cores : (Reverse circulation drilling) : Seminar "Today's drilling a. coring methods", [Donetsk, 1981] / V. G. Kardysh ; UN Econ. commiss. for Asia a. Oceania a. State comm. of the USSR for external econ. relations.Well drilling with hydrotransport of cores : (Reverse circulation drilling) : Seminar "Today's drilling a. coring methods", [Donetsk, 1981] / V. G. Kardysh.Well drilling with hydrotransport of cores : (Reverse circulation drilling) : Seminar "Today's drilling a. coring methods", [Donetsk, 1981].M./, 1981 ( ). - 1981. - 11 с. ; 21 см см.Well drilling with hydrotransport of cores : (Reverse circulation drilling) : Seminar "Today's drilling a. coring methods", [Donetsk, 1981]. M., 1981 .Тг162/[Ч131]/"Today's drilling and coring methods", seminar (; 1981; Donetsk)/Kardysh ./