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2 262 589

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IPC

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Application

2004118357/03, 2004-06-17

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Start date

2004-06-17

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Actual filing date

2004-06-17

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Published

2005-10-20

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Inventor

Akhmetov A.A.Dudov A.N.Valitov R.A.Konesev G.V.Dokichev V.A.Kirjakov G.A.Muljukov R.A.Jangirov F.N.Junusov M.S.Biglova R.Z.Petrov D.V.Solov'Ev A.Ja.Grekov A.N.Poljakova R.K.Talipov R.F.

(73)

Holder

Gosudarstvennoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Ufimskij Gosudarstvennyj Neftjanoj Tekhnicheskij Universitet Vpo Ugntu)Institut Organicheskoj Khimii Ufimskogo Nauchnogo Tsentra Rossijskoj Akademii Nauk Unts Ran)

WELL KILLING FLUID Russian patent published in 2005 - IPC

Abstract RU 2262589 C1

FIELD: oil production industry, particularly to kill gas-condensate and oil wells with the use of special fluids before well-workover operation performing, especially under low temperatures.

SUBSTANCE: well killing fluid comprises 65-85 % by volume of alcoholized floatation agent - oxal, remainder is water.

EFFECT: increased frost-resistance, reduced density, plastic viscosity and dynamic shearing stress, possibility to maintain collecting properties of payout beds.

3 ex, 1 tbl

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RU 2 262 589 C1

Authors

Akhmetov A.A.

Dudov A.N.

Valitov R.A.

Konesev G.V.

Dokichev V.A.

Kirjakov G.A.

Muljukov R.A.

Jangirov F.N.

Junusov M.S.

Biglova R.Z.

Petrov D.V.

Solov'Ev A.Ja.

Grekov A.N.

Poljakova R.K.

Talipov R.F.

Dates

2005-10-20—Published

2004-06-17—Filed