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2 284 346

(13)

(51)

IPC

C10M169/04(2006-01-01)

C10M143/08(2006-01-01)

C10M107/10(2006-01-01)

C10M129/10(2006-01-01)

C10M133/12(2006-01-01)

C10M137/04(2006-01-01)

C10N40/16(2006-01-01)

(21) (22)

Application

2005100585/04, 2005-01-11

(24)

Start date

2005-01-11

(22)

Actual filing date

2005-01-11

(45)

Published

2006-09-27

(72)

Inventor

Grigor'Ev Vasilij VladimirovichSurovskaja Galina Vasil'EvnaTyshchenko Vladimir AleksandrovichAkhmetgaliev Ajrat KhatmullovichKasterin Vladimir NikolaevichShabalina Tat'Jana NikolaevnaKrysanov Aleksandr Semenovich

(73)

Holder

Oao KompanijaOao Nauchno-Issledovatel'Skij Institut Po Neftepererabotke"

DIELECTRIC OIL Russian patent published in 2006 - IPC C10M169/04 C10M143/08 C10M107/10 C10M129/10 C10M133/12 C10M137/04 C10N40/16

Abstract RU 2284346 C2

FIELD: dielectric oils used in insulation of electric engines of immersion pumps in petroleum output.

SUBSTANCE: proposed oil comprises the following components, wt.-%: hydrogenated poly-alpha-olefins of molecular mass 400-1000 Da, 0.1-99.7; antioxidant addition agent of phenolic and/or amine type, 0.1-1.0; alkylphosphates and/or trialkylphenylphosphites, 0.1-2.0, and petroleum oil, up to 100. Proposed oil provides improving electric indices and lubricating properties and providing electric engines work at temperature 160-170°C.

EFFECT: improved and valuable properties of oil.

1 tbl, 15 ex

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RU 2 284 346 C2

Authors

Grigor'Ev Vasilij Vladimirovich

Surovskaja Galina Vasil'Evna

Tyshchenko Vladimir Aleksandrovich

Akhmetgaliev Ajrat Khatmullovich

Kasterin Vladimir Nikolaevich

Shabalina Tat'Jana Nikolaevna

Krysanov Aleksandr Semenovich

Dates

2006-09-27—Published

2005-01-11—Filed