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2 838 968

(13)

(51)

IPC

C09K8/35(2006-01-01)

B82B1/00(2006-01-01)

(21) (22)

Application

2024126456, 2024-09-09

(24)

Start date

2024-09-09

(22)

Actual filing date

2024-09-09

(45)

Published

2025-04-24

(72)

Inventor

Chetvertneva Irina AmirovnaAbusal Yusef Avad YusefYakhin Artur RamilevichGiniyatullin Ajdar NailevichTeterin Pavel Andreevich

(73)

Holder

Federalnoe Gosudarstvennoe Byudzhetnoe Obrazovatelnoe Uchrezhdenie Vysshego Obrazovaniya Gosudarstvennyj Neftyanoj Tekhnicheskij Universitet"

LUBRICANT REAGENT FOR DRILLING FLUIDS FOR DRILLING AND WELL COMPLETION Russian patent published in 2025 - IPC C09K8/35 B82B1/00

Abstract RU 2838968 C1

FIELD: earth or rock drilling.

SUBSTANCE: invention relates to drilling oil and gas wells, particularly to lubricating additives for water-based drilling fluids. Lubricant for drilling fluids contains, wt. %: salt of monoethanolamine and crude tall oils 10-12; toluene 5-20; oxal 29-40; polyethylene glycol 35-45; nanographene RG-T1 0.1-0.2; wood flour 0.2-0.3.

EFFECT: high-efficiency reduction of friction coefficient and wear rate in “metal-metal” pair.

1 cl, 2 tbl

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RU 2 838 968 C1

Authors

Chetvertneva Irina Amirovna

Abusal Yusef Avad Yusef

Yakhin Artur Ramilevich

Giniyatullin Ajdar Nailevich

Teterin Pavel Andreevich

Dates

2025-04-24—Published

2024-09-09—Filed