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2 249 090

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IPC

(21) (22)

Application

2003119833/03, 2003-06-30

(24)

Start date

2003-06-30

(22)

Actual filing date

2003-06-30

(45)

Published

2005-03-27

(72)

Inventor

Abdrakhmanov G.S.Kaveev Kh.Z.Ibatullin R.R.Jusupov I.G.Khamit'Janov N.Kh.Kirshin A.V.Jagafarov A.S.Abdrakhmanov R.G.Junyshev L.V.Vil'Danov N.N.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Im. V.D. Shashina

DEVICE FOR MOUNTING PROFILED OVERLAPPING MEANS IN WELL Russian patent published in 2005 - IPC

Abstract RU 2249090 C1

FIELD: oil industry.

SUBSTANCE: device has serially connected assemblies, including bodies, central passing channels and dies. Rods are placed in central passing channels and interacts with dies by means of pushers. Dies are fixed in slanting grooves of body. Rods of upper assemblies are spring-loaded to hold dies in non-operating position, and of lower ones - to force dies to operating position.

EFFECT: higher reliability and efficiency.

2 cl, 5 dwg

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RU 2 249 090 C1

Authors

Abdrakhmanov G.S.

Kaveev Kh.Z.

Ibatullin R.R.

Jusupov I.G.

Khamit'Janov N.Kh.

Kirshin A.V.

Jagafarov A.S.

Abdrakhmanov R.G.

Junyshev L.V.

Vil'Danov N.N.

Dates

2005-03-27—Published

2003-06-30—Filed