SLIP CATCHER Russian patent published in 1995 - IPC

Abstract RU 2030550 C1

FIELD: repair of oil and gas wells. SUBSTANCE: catching member of slip catcher made in form of short and long guides having bevelled ends and forming recess between them is located on long guide between lower ends of guides for accommodation after catching upper end of fished slip above lower end of short guide. EFFECT: speeded-up withdrawal of slip due to high efficiency of its catching. 3 dwg

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RU 2 030 550 C1

Authors

Kurtov V.D.

Mikhajlishin B.V.

Dates

1995-03-10—Published

1991-10-28—Filed