GATE VALVE Russian patent published in 1999 - IPC

Abstract RU 2127389 C1

FIELD: shutting-off pipe lines. SUBSTANCE: gate valve has body, gate, two sectional seats and seals. Seats consist of several rings in form of double-pole magnets which are arranged with like poles towards each other, thus providing for continuous smoothly distributed force of pressing the seats to gate. EFFECT: enhanced operational reliability. 2 dwg

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RU 2 127 389 C1

Authors

Gol'Denberg Boris Semenovich

Dates

1999-03-10—Published

1995-04-07—Filed