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2 388 784

(13)

(51)

IPC

C09K8/34(2006-01-01)

(21) (22)

Application

2008135525/03, 2008-09-01

(24)

Start date

2008-09-01

(22)

Actual filing date

2008-09-01

(45)

Published

2010-05-10

(72)

Inventor

Gajdarov Mitalim Magomed-RasulovichRogov Evgenij Anatol'Evich

(73)

Holder

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

DRILLING FLUID ON HYDROCARBON BASIS Russian patent published in 2010 - IPC C09K8/34

Abstract RU 2388784 C1

FIELD: oil and gas industry.

SUBSTANCE: drilling fluid includes the following, wt %: sulphonol 1-2, structure-forming agent 4-9, gossypol resin 40-60, diesel fuel - the rest. As structure-forming agent, there used is peat or fine calcite.

EFFECT: decreasing diesel fuel consumption and labour input required for preparation of drilling fluid.

2 cl, 2 tbl

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RU 2 388 784 C1

Authors

Gajdarov Mitalim Magomed-Rasulovich

Rogov Evgenij Anatol'Evich

Dates

2010-05-10—Published

2008-09-01—Filed