OIL RECOVERY ENHANCING COMPOSITION Russian patent published in 2006 - IPC C09K8/58 

Abstract RU 2270229 C1

FIELD: oil and gas production.

SUBSTANCE: invention relates to compositions for treating well bottom zone and performing water shutoff operations. Composition of invention contains 5-30% of naphthenic acid of its salt, 5-30% of an additional reagent (Galka-Termogel), and water. Composition can further contain water-dissolved calcium chloride in amounts 5 to 15%.

EFFECT: enhanced composition efficiency due to enabled gelation time and viscosity growth control, extended application area, and utilized petrochemical production waste.

2 cl, 1 tbl, 3 ex

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RU 2 270 229 C1

Authors

Griguletskij Vladimir Georgievich

Gadzhibekov Gjul'Akhmed Magomedovich

Ivakin Roman Aleksandrovich

Griguletskaja Elena Vladimirovna

Dates

2006-02-20Published

2004-08-24Filed