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2 386 035

(13)

(51)

IPC

E21F15/00(2006-01-01)

(21) (22)

Application

2008146421/03, 2008-11-25

(24)

Start date

2008-11-25

(22)

Actual filing date

2008-11-25

(45)

Published

2010-04-10

(72)

Inventor

Khajrutdinov Marat MinizjaetovichChistjakov Aleksej NikolaevichVotjakov Mikhail Viktorovich

(73)

Holder

Gosudarstvennoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Gosudarstvennyj Gornyj Universitet"

STOWING MIXTURE Russian patent published in 2010 - IPC E21F15/00

Abstract RU 2386035 C1

FIELD: oil-and-gas production.

SUBSTANCE: stowing mixture contains, wt %: halite wastes of reprocessing of potassic ores 96.5-98.3, bonding agent - magnesia cement 1-2, lignosulfonate 0.7-1.5%.

EFFECT: achievement of required strength of backfilling at minimal content of bonding agent.

1 tbl, 1 dwg

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RU 2 386 035 C1

Authors

Khajrutdinov Marat Minizjaetovich

Chistjakov Aleksej Nikolaevich

Votjakov Mikhail Viktorovich

Dates

2010-04-10—Published

2008-11-25—Filed