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2 200 753

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IPC

(21) (22)

Application

2001119629/03, 2001-07-17

(24)

Start date

2001-07-17

(22)

Actual filing date

2001-07-17

(45)

Published

2003-03-20

(72)

Inventor

Pop Grigorij StepanovichKucherovskij V.M.Zotov A.S.Kovalev A.N.

(73)

Holder

Pop Grigorij StepanovichKucherovskij Vsevolod MikhajlovichZotov Aleksandr SergeevichKovalev Aleksandr Nikolaevich

REAGENT FOR INVERT EMULSION SOLUTIONS Russian patent published in 2003 - IPC

Abstract RU 2200753 C1

FIELD: petroleum and gas industry. SUBSTANCE: invention relates to invert emulsion solutions used in building, finishing and repair of wells. Reagent for invert emulsion solutions comprises the following components, mas. p. p.: hydrofuse or phosphatide concentrate as by-side products in sunflower oil treatment, 1.0; emulsifier, 0.001-0.02. Invention provides the enhancement of stability and reduction of filtration loss of invert emulsion solutions in the absence of solid phase and in simultaneous enhancement of ecological safety and decrease of expensive emulsifiers. EFFECT: valuable properties of reagent. 1 tbl, 18 ex

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RU 2 200 753 C1

Authors

Pop Grigorij Stepanovich

Kucherovskij V.M.

Zotov A.S.

Kovalev A.N.

Dates

2003-03-20—Published

2001-07-17—Filed