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2 492 207

(13)

(51)

IPC

C09K8/18(2006-01-01)

(21) (22)

Application

2012115028/03, 2012-04-16

(24)

Start date

2012-04-16

(22)

Actual filing date

2012-04-16

(45)

Published

2013-09-10

(72)

Inventor

Gajdarov Mitalim Magomed-RasulovichSharafutdionov Zarif ZakievichKhubbatov Andrej AtlasovichSolnyshkin Dmitrij GeorgievichAkhmadov Uvajs Umarovich

(73)

Holder

Obshchestvo S Ogranichennoj Otvetstvennost'Ju Institut Prirodnykh Gazov I Gazovykh Tekhnologij Gazprom Vniigaz"

DRILLING MUD Russian patent published in 2013 - IPC C09K8/18

Abstract RU 2492207 C1

FIELD: oil and gas industry.

SUBSTANCE: drilling mud contains, wt %: clay powder 3.3-5.3; VPK-402 1.4-2.4; liquid paraffin C₁₀-C₁₆ 5.3-8.8; defoaming agent MAS-200 - 0.06-0.2; water - balance.

EFFECT: increased inhibiting ability in respect to clays, reduced filtration parameter, higher salt and heat resistance.

2 cl, 3 tbl

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RU 2 492 207 C1

Authors

Gajdarov Mitalim Magomed-Rasulovich

Sharafutdionov Zarif Zakievich

Khubbatov Andrej Atlasovich

Solnyshkin Dmitrij Georgievich

Akhmadov Uvajs Umarovich

Dates

2013-09-10—Published

2012-04-16—Filed