SINGLE-CONE DRILL BIT

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Bibliographic Details
Main Authors SOKOLOV YURIJ N,SU, STEKLYANOV BORIS L,SU, ZUBAREV ALEKSANDR V,SU, IVANOV SERGEJ V,SU, TORGASHOV ALEKSANDR V,SU, MOKROUSOV VYACHESLAV P,SU
Format Patent
LanguageEnglish
Russian
Published 07.09.1991
Subjects
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
FIXED CONSTRUCTIONS
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Bibliography:Application Number: SU19884482532