METHOD FOR PREPARING A NAPHTHENIC BRIGHTSTOCK FROM A NAPHTHENIC FEEDSTOCK BASED ON NAPHTHENIC DEASPHALTED OIL - Patent 4511452

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EP 4 511 452 A1

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(43)	Date of publication:
	26.02.2025 Bulletin 2025/09

(21)	Application number: 23718735.6

(22)	Date of filing: 06.04.2023

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International Patent Classification (IPC):

C10G 65/04^(2006.01)

C10G 67/04^(2006.01)

(52)	Cooperative Patent Classification (CPC):
	C10G 2400/10; C10G 65/043; C10G 67/0454

(86)	International application number:
	PCT/EP2023/059122

(87)	International publication number:
	WO 2023/202893 (26.10.2023 Gazette 2023/43)

(84)	Designated Contracting States:
	AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR
	Designated Extension States:
	BA
	Designated Validation States:
	KH MA MD TN

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Priority:

20.04.2022 EP 22169064

(71)	Applicant: Nynas AB (publ)
	12129 Stockholm (SE)

(72)	Inventors:
	OLAUSSON, Maxime 121 29 STOCKHOLM (SE) HRUBY, Sarah 121 29 STOCKHOLM (SE)

(74)	Representative: Brann AB
	P.O. Box 3690 Sveavägen 63 103 59 Stockholm 103 59 Stockholm (SE)

(54)	METHOD FOR PREPARING A NAPHTHENIC BRIGHTSTOCK FROM A NAPHTHENIC FEEDSTOCK BASED ON NAPHTHENIC DEASPHALTED OIL