Method for dewaxing mineral oil compositions

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United States of America Patent

PATENT NO 9540575
APP PUB NO 20130306523A1
SERIAL NO

13982498

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Abstract

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The present invention relates to a lubricant composition for a process for reducing the paraffin content of mineral oil compositions, by providing a mineral oil composition with a dewaxing aid, cooling to form a paraffin precipitate and at least partly removing the paraffin precipitate formed. The dewaxing aid used is a copolymer mixture comprising at least three copolymers, the copolymers differing in the composition of the repeat units.

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Patent Owner(s)

Patent OwnerAddress
EVONIK OPERATIONS GMBHRELLINGHAUSER STRASSE 1-11 ESSEN 45128

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Koschabek, Rene Weinheim, DE 23 94
Stoehr, Torsten Frankfurt, DE 17 173
Tschepat, Wolfgang Darmstadt, DE 9 44
Unglert, Andre Frankfurt, DE 1 0
Weber, Markus Brensbach, DE 160 1089

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