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Application

98121821/12, 1998-12-09

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Start date

1998-12-09

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Actual filing date

1998-12-09

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Published

2000-11-20

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Inventor

Panteleeva A.R.Tishankina R.F.Lezhenin V.V.Tarasov S.G.Tishankina I.V.Frolova M.A.Mukhametzjanova Eh.Kh.Prudovskij M.A.

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Holder

Aktsionernoe Obshchestvo

METHOD OF PREPARING INHIBITED HYDROCHLORIC ACID Russian patent published in 2000 - IPC

Abstract RU 2159300 C2

FIELD: oil and gas production. SUBSTANCE: inhibited hydrochloric acid used for treatment of bottom zones in oil and water-injection wells is prepared by dilution thereof with water followed by addition of nitrogen-containing component, in particular higher aliphatic amines having 10 to 18 carbon atoms. EFFECT: simplified preparation procedure. 1 tbl

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RU 2 159 300 C2

Authors

Panteleeva A.R.

Tishankina R.F.

Lezhenin V.V.

Tarasov S.G.

Tishankina I.V.

Frolova M.A.

Mukhametzjanova Eh.Kh.

Prudovskij M.A.

Dates

2000-11-20—Published

1998-12-09—Filed

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