PRESSURE COMPENSATOR FOR BLASTING PERFORATION JOBS IN WELL Russian patent published in 1995 - IPC

Abstract RU 2029076 C1

FIELD: oil producing industry. SUBSTANCE: pressure compensator has body and pressure compensator proper. Pressure compensator is made in form of body - rod with row of radial channels. Each channel is closed from opposite sides with rupture diaphragms and flexible plugs. Rupture diaphragms forms together with body airtight compensation chamber. Through radial channels are made at different intervals from one another. Rupture diaphragms in all radial channels are installed at different intervals from one another. EFFECT: higher efficiency. 2 cl, 1 dwg

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RU 2 029 076 C1

Authors

Mal'Tsev A.V.

Nevolin V.G.

Dates

1995-02-20—Published

1992-05-08—Filed