DRILLING TOOL

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Bibliographic Details
Main Author YUGOV EVGENIJ V,SU
Format Patent
LanguageEnglish
Published 23.07.1981
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: SU19792860067