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Application

2003112298/03, 2003-04-29

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Start date

2003-04-29

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Actual filing date

2003-04-29

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Published

2004-12-27

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Inventor

Ippolitov V.V.Podshibjakin V.V.Belej I.I.Konovalov V.S.Vjalov V.V.Bokova I.V.Rozhkova E.A.Zaretskij V.S.

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Holder

Dochernee Obshchestvo S Ogranichennoj Otvetstvennost'Ju Kompanija Otkrytogo Aktsionernogo Obshchestva

LIGHTENED CEMENTING MIXTURE Russian patent published in 2004 - IPC

Abstract RU 2243358 C1

FIELD: oil and gas extractive industry.

SUBSTANCE: mixture contains, in percents of mass: Portland cement 85-89.5, expanded vermiculite sand 2-5, alumosilicate microspheres 2-5, granulated calcium chloride, as stabilizing admixture, - the rest.

EFFECT: higher stability and efficiency.

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RU 2 243 358 C1

Authors

Ippolitov V.V.

Podshibjakin V.V.

Belej I.I.

Konovalov V.S.

Vjalov V.V.

Bokova I.V.

Rozhkova E.A.

Zaretskij V.S.

Dates

2004-12-27—Published

2003-04-29—Filed