SAFETY LIFTING COCK Russian patent published in 1995 - IPC

Abstract RU 2044205 C1

FIELD: valving. SUBSTANCE: setting load of the valving member on the seat in the zone of minimum flowing sections is increased to enhance activity of valve closing. EFFECT: enhanced reliability. 1 dwg

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RU 2 044 205 C1

Authors

Okruzhko N.F.

Tushkanova L.P.

Dates

1995-09-20—Published

1989-05-24—Filed