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2 209 341

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Application

2002112124/06, 2002-05-06

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Start date

2002-05-06

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Actual filing date

2002-05-06

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Published

2003-07-27

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Inventor

Urazakov K.R.Zhulaev V.P.Agamalov Garislav BorisovichGarifullin I.Sh.Zakiev V.R.Kutlujarov Ju.Kh.Abutalipov U.M.Sejtpagambetov Zhenis Sejtpagambetovich

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Holder

Dochernee Obshchestvo S Ogranichennoj Otvetstvennost'Ju Nauchno-Issledovatel'Skij I Proektnyj Institut Nefti" Otkrytogo Aktsionernogo Obshchestva Neftjanaja Kompanija

SUCKER ROD WELL PUMPING UNIT Russian patent published in 2003 - IPC

Abstract RU 2209341 C1

FIELD: oil industry; production of viscous oil and oil emulsions. SUBSTANCE: proposed pumping unit includes pump, oil well tubing, sucker rods and compensators made in form of sleeve with cover connecting heads of upper and lower sucker rods. Head of lower sucker rod is stepped. Sleeve is provided with flexible members; one flexible member is connected with cover and other flexible member is connected with bottom of sleeve. Flexible members are connected with guides mounted for engagement with head of lower sucker rod. Proposed pumping unit reduces breaks and twisting of sucker rods. EFFECT: reduced inertial loads at point of suspension of sucker rods at up and down strokes. 3 cl, 2 dwg

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RU 2 209 341 C1

Authors

Urazakov K.R.

Zhulaev V.P.

Agamalov Garislav Borisovich

Garifullin I.Sh.

Zakiev V.R.

Kutlujarov Ju.Kh.

Abutalipov U.M.

Sejtpagambetov Zhenis Sejtpagambetovich

Dates

2003-07-27—Published

2002-05-06—Filed

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