CORROSION INHIBITOR IN MINERALIZED HYDROGEN SULFIDE-CONTAINING OIL- FIELD MEDIA Russian patent published in 2005 - IPC

Abstract RU 2255142 C1

FIELD: corrosion protection.

SUBSTANCE: invention relates to means protecting oil-field equipment against hydrogen sulfide corrosion, in particular to product obtained by reaction of phosphorus-containing acid, nonionic surfactant, and ethanolamine at their molar ratio 1(0.8-1.2):(0.8-1.2), respectively. Phosphorus-containing acid is obtained by reaction of phosphorous acid with polyatomic alcohol at their molar ratio 1:(0.5-1.5).

EFFECT: enhanced protective and bactericidal properties.

3 cl, 2 tbl, 15 ex

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RU 2 255 142 C1

Authors

Alikin I.N.

Malkov Ju.K.

Khan S.V.

Dates

2005-06-27—Published

2004-06-11—Filed