METHOD OF DETERMINATION OF LOW-PERMEABILITY BEDS IN WELL BEING DRILLED

FIELD: oil-and-gas industry.SUBSTANCE: background gamma-ray logging is effected to inject tagged drilling solution and to reciprocate drilling equipment. After reciprocation of drilling equipment, 0.5 mof drilling solution are injected with radon concentration making at least 0.175 Gbc per 100 m of...

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Hauptverfasser:	KILJAKOV VLADIMIR NIKOLAEVICH, FEDOTOV IGOR' BORISOVICH, VORONTSOVA IRINA VLADIMIROVNA, JAKUBOVSKIJ SERGEJ JUR'EVICH
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	DETECTING MASSES OR OBJECTS EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS GEOPHYSICS GRAVITATIONAL MEASUREMENTS MEASURING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PHYSICS TESTING
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