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2 524 774

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IPC

E21B33/138(2006-01-01)

C09K8/467(2006-01-01)

(21) (22)

Application

2013101700/03, 2013-01-11

(24)

Start date

2013-01-11

(22)

Actual filing date

2013-01-11

(45)

Published

2014-08-10

(72)

Inventor

Skorikov Boris MikhajlovichBelousov Gennadij AndreevichZhuravlev Sergej RomanovichMajgurov Igor' Vladimirovich

(73)

Holder

Lonest Holding Corp.

GYPSUM-MAGNESIUM GROUTING MORTAR Russian patent published in 2014 - IPC E21B33/138 C09K8/467

Abstract RU 2524774 C1

FIELD: oil-and-gas industry.

SUBSTANCE: proposed mortar comprises 4.01-5.13 wt % of calcium chloride CaCl₂, 7.56-9.68 wt % barium chloride BaCl₂, 8.12-11.17 wt % magnesium chloride MgCl₂·6H₂O (density of 1.32 g/cm³), 23.96-29.89 wt % aluminium sulphate Al₂(SO₄)₃·18H₂O (alumina sulphate), 1.82-2.33 wt % of magnesium oxide MgO (caustic magnesitre), 24.81-31.77 wt % of water, 9.34-29.18 wt % microdur, 0.36-0.46 wt % of super plasticiser C-3, 0.18-0.23 wt % of NTF.

EFFECT: enhanced performances and expanded applications.

1 tbl

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RU 2 524 774 C1

Authors

Skorikov Boris Mikhajlovich

Belousov Gennadij Andreevich

Zhuravlev Sergej Romanovich

Majgurov Igor' Vladimirovich

Dates

2014-08-10—Published

2013-01-11—Filed