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2 014 436

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Application

5014741/03, 1991-07-18

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Actual filing date

1991-07-18

(45)

Published

1994-06-15

(72)

Inventor

Nefedov V.A.Gnatus' N.A.Gjunner T.V.

(73)

Holder

Zapadno-Sibirskij Nauchno-Issledovatel'Skij Geologorazvedochnyj Neftjanoj Institut

LIGHTED OIL-WELL SLURRY Russian patent published in 1994 - IPC

Abstract RU 2014436 C1

FIELD: lining of wells. SUBSTANCE: lighted oil-well slurry contains, mass% : portland cement 35-47; melanolathite 12-24, water - the balance. Melanolathite is volcanogenic rock having the following mineral composition: quartz, feldspar, pyroxine, horn-blende, and microcrystal basic mass. EFFECT: well lining performance improved. 1 tbl

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RU 2 014 436 C1

Authors

Nefedov V.A.

Gnatus' N.A.

Gjunner T.V.

Dates

1994-06-15—Published

1991-07-18—Filed

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