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2 671 198

(13)

(51)

IPC

C09K8/524(2006-01-01)

C10G75/04(2006-01-01)

E21B37/06(2006-01-01)

(21) (22)

Application

2018124542, 2018-07-04

(24)

Start date

2018-07-04

(22)

Actual filing date

2018-07-04

(45)

Published

2018-10-30

(72)

Inventor

Litvinets Irina ValerevnaProzorova Irina VitalevnaKazantsev Oleg AnatolevichBondaletov Vladimir GrigorevichBondaletova Lyudmila IvanovnaSavrasova Ekaterina Aleksandrovna

(73)

Holder

Federalnoe Gosudarstvennoe Avtonomnoe Obrazovatelnoe Uchrezhdenie Vysshego Obrazovaniya Issledovatelskij Tomskij Politekhnicheskij Universitet"

INHIBITOR OF ASPHALT AND RESIN PARAFFIN DEPOSITS FOR PARAFFINOUS AND HIGHLY PARAFFINOUS OILS Russian patent published in 2018 - IPC C09K8/524 C10G75/04 E21B37/06

Abstract RU 2671198 C1

FIELD: chemistry.

SUBSTANCE: invention describes an inhibitor of asphalt and resin paraffin deposits for paraffinous and highly paraffinous tar oils containing a copolymer of C16-C20 alkyl acrylates with dodecylamine acrylate and toluene, characterized in that it further comprises an oxidized petroleum resin with the following component ratio, wt. %: copolymer of C16-C20 alkyl acrylates with dodecylamine acrylate – 45.0–49.0; oxidized petroleum resin – 1.5–3.0; toluene – the rest.

EFFECT: technical result is a high degree of inhibition.

1 cl, 2 tbl

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RU 2 671 198 C1

Authors

Litvinets Irina Valerevna

Prozorova Irina Vitalevna

Kazantsev Oleg Anatolevich

Bondaletov Vladimir Grigorevich

Bondaletova Lyudmila Ivanovna

Savrasova Ekaterina Aleksandrovna

Dates

2018-10-30—Published

2018-07-04—Filed