DETERMINATION OF CASING PIPE TIGHTNESS ABOVE FUNNEL OF TUBING FROM THERMOMETER MEASUREMENTS IN INJECTION WELL Russian patent published in 2014 - IPC E21B47/103 

Abstract RU 2535539 C2

FIELD: oil-and-gas industry.

SUBSTANCE: proposed process comprises series of thermometer measurements at quasistationary injection in tubing in interval from its funnel upward to 30-40 m. these measurements are used to define casing pipe tightness above tubing funnel.

EFFECT: accelerated determination.

2 dwg

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RU 2 535 539 C2

Authors

Nazarov Vasilij Fedorovich

Zajtsev Denis Borisovich

Mukhutdinov Vadim Kasymovich

Dates

2014-12-20Published

2013-02-25Filed