Show metadata Hide metadata

(19)

(11)

2 526 087

(13)

(51)

IPC

C09K8/20(2006-01-01)

(21) (22)

Application

2013130808/03, 2013-07-04

(24)

Start date

2013-07-04

(22)

Actual filing date

2013-07-04

(45)

Published

2014-08-20

(72)

Inventor

Rakhimov Aleksandr ImanuilovichVostrikova Ol'Ga ValentinovnaRakhimova Nadezhda AleksandrovnaPetrosjan Ehdgar Vachaganovich

(73)

Holder

Federal'Noe Gosudarstvennoe Bjudzhetnoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Gosudarstvennyj Tekhnicheskij Universitet"

MUD FLUID FOR USE IN PERMAFROST ROCKS Russian patent published in 2014 - IPC C09K8/20

Abstract RU 2526087 C1

FIELD: oil-and-gas industry.

SUBSTANCE: proposed mud fluid comprises the following elements, in wt %: clay powder - 3.0-5.0; organic stabiliser, a polyfluoralkylated CMC, - 0.3-0.6; polyglycol - 0.3-0.5; freezing temperature reducer, sodium acetate, -1.0-4.0, water making the rest.

EFFECT: mud fluid to be used under permafrost conditions.

3 cl, 1 tbl, 4 ex

Similar patents RU2526087C1

Title	Year	Author	Number
DRILLING FLUID FOR DEVELOPMENT OF EVERFROST SOLIDS (VARIANTS)	2004	Uljasheva Nadezhda Mikhajlovna Buslaev Viktor Fedorovich Gusev Roman Sergeevich Krasikova Marina Vasil'Evna	RU2285030C2
CLAY DRILLING MUD	2012	Akim Ehduard L'Vovich Makhotina Ljudmila Gertsevna Krjazhev Vladimir Nikolaevich Kuznetsov Anton Gennadievich	RU2502773C1
POLYMER-CLAY DRILLING FLUID IN PERMAFROST AND HIGHLY COLLOIDAL CLAY ROCKS	2010	Kashkarov Nikolaj Gavrilovich Verkhovskaja Nadezhda Nikolaevna Nasonova Nadezhda Stepanovna Novikova Elena Vladimirovna Plaksin Roman Valerievich Senjushkin Sergej Valer'Evich	RU2440398C1
VISCOELASTIC STRUCTURE FOR ISOLATION OF THE INTERSTRUCTION SPACE OF WELLS	2016	Tsypkin Evgenij Borisovich Antonenko Denis Vladimirovich	RU2620674C1
WEIGHTED INHIBITED DRILLING MUD	2017	Senyushkin Sergej Valerevich Shumilkina Oksana Vasilevna Pechurkin Yurij Mikhajlovich Kornilova Anna Konstantinovna Gresko Roman Petrovich Kuligin Andrej Vitalevich	RU2655281C1
MUD FLUID FOR STABILISATION OF MUD SHALE	2013	Khubbatov Andrej Atlasovich Norov Azat Davronovich Gajdarov Azamat Mitalimovich Alekseeva Nina Viktorovna Bogdanova Julija Mikhajlovna Gajdarov Mitalim Magomed-Rasulovich	RU2541666C1
GEL-DRILL DRILLING FLUID	2018	Ishbaev Gniyatulla Garifullovich Dilmiev Marat Rafailovich Milejko Aleksej Aleksandrovich Yakupov Bulat Radikovich Ishbaev Ramil Raulevich Mamaeva Oksana Georgievna Garaev Artur Vagizovich	RU2687815C1
FLUID FOR EXPOSING PRODUCTIVE STRATA	2000	Lukmanov R.R. Lukmanova R.Z. Akhmetshin R.Z. Nasifullin D.S. Zakharov V.V.	RU2200180C2
DRILLING MUD FOR CONSTRUCTION OF UNDERWATER PIPELINE CROSSINGS BY MEANS OF DIRECTIONAL DRILLING METHOD	2019	Zotov Vladislav Olegovich Sharafutdinov Zarif Zakievich Islamov Iskandar Ramilovich	RU2730145C1
TECHNOLOGICAL LIQUID FOR FIXING UNSTABLE CLAY-ARGILLITE DEPOSITS IN OIL AND GAS WELLS	2022	Bakirov Daniyar Lyabipovich Babushkin Eduard Valerevich Fattakhov Marsel Masalimovich Gritsaj Grigorij Nikolaevich Shalyapin Denis Valerevich Shalyapina Adelya Daniyarovna Vaulin Vladimir Gennadevich Volkova Lyudmila Anatolevna	RU2787698C1

RU 2 526 087 C1

Authors

Rakhimov Aleksandr Imanuilovich

Vostrikova Ol'Ga Valentinovna

Rakhimova Nadezhda Aleksandrovna

Petrosjan Ehdgar Vachaganovich

Dates

2014-08-20—Published

2013-07-04—Filed