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2 318 857

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IPC

C09K8/88(2006-01-01)

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Application

2006147404/03, 2006-12-25

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Start date

2006-12-25

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Actual filing date

2006-12-25

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Published

2008-03-10

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Inventor

Agliullin Ruslan RashitovichBashkirtsev Anton AlekseevichBashkirtseva Natal'Ja Jur'EvnaGabidullin Ruslan Il'SijarovichKudrjashov Vladimir NikolaevichLuzhetskij Vjacheslav Prokof'EvichMannapov Gazinur MudarisovichRakhmatullin Rafaehl' RafkhatovichSokurenko Vladimir BorisovichKhazimuratov Rafail KhanifovichKhalimov Rustam Khamisovich

(73)

Holder

Bashkirtseva Natal'Ja Jur'EvnaMannapov Gazinur MudarisovichKhalimov Rustam Khamisovich

COMPOSITION FOR TREATMENT OF BOTTOMHOLE FORMATION ZONE Russian patent published in 2008 - IPC C09K8/88 

Abstract RU 2318857 C1

FIELD: oil and gas production.

SUBSTANCE: invention can be used to treat bottomhole formation zone of oil producing well characterized by presence of low- and high-permeable seams. Composition contains 0.05-10.0% high-molecular weight ethylene/vinyl acetate copolymer with degree of polymerization 7000-10000, 0.05-10.0% low-molecular weight polymer with molecular mass not higher than 5000, and organic solvent (to 100%).

EFFECT: increased treatment coverage area, reduced water content in product, and increased continuous running period of producing wells.

2 tbl

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RU 2 318 857 C1

Authors

Agliullin Ruslan Rashitovich

Bashkirtsev Anton Alekseevich

Bashkirtseva Natal'Ja Jur'Evna

Gabidullin Ruslan Il'Sijarovich

Kudrjashov Vladimir Nikolaevich

Luzhetskij Vjacheslav Prokof'Evich

Mannapov Gazinur Mudarisovich

Rakhmatullin Rafaehl' Rafkhatovich

Sokurenko Vladimir Borisovich

Khazimuratov Rafail Khanifovich

Khalimov Rustam Khamisovich

Dates

2008-03-10—Published

2006-12-25—Filed

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