PACKER Russian patent published in 2002 - IPC

Abstract RU 2178511 C2

FIELD: oil and gas producing industry, particularly, devices for determination of sealing of blowout preventer equipment (casing head, X-mass tree, blowout preventer). SUBSTANCE: wellhead packer consists of body, sealing members, thrust and intermediate sleeves located on body external surface for axial motion relative to extension piece and pressure sleeve rigidly connected to body. Body has upper sub for connection with pulley-block system. Support flange is made for mounting on upper flange of tested equipment. EFFECT: simplified design and higher operating reliability. 2 dwg

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RU 2 178 511 C2

Authors

Popov E.A.

Godzjur Ja.I.

Ivash O.G.

Kustyshev A.V.

Dates

2002-01-20—Published

1999-10-26—Filed