Pellet drying and degassing method

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United States of America Patent

PATENT NO 11549749
APP PUB NO 20210148633A1
SERIAL NO

16623579

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Abstract

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Method for the preparation of dried polymer pellets in a facility having a dryer with a first chamber and a mechanical agitator, and the facility further having a degassing silo with a second chamber, the method includes the steps of guiding a drying gas flow made from or containing a first gas mixture for drying wet polymer pellets into the first chamber, transferring the dried polymer pellets into the second chamber, guiding a second gas mixture for degassing the dried polymer pellets into the second chamber thereby transforming the second gas mixture into a third gas mixture and guiding a portion of the third gas mixture into the first chamber; and process for manufacturing LDPE pellets.

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Patent Owner(s)

Patent OwnerAddress
BASELL POLYOLEFINE GMBH50389 WESSELING

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Deuerling, Michael Weilerswist, DE 17 36
Finette, Andre-Armand Cologne, DE 22 61
Littmann, Dieter Muecke, DE 38 181
Mei, Giulia Ferrara, IT 17 37
Mohrbutter, Juergen Alfter, DE 8 8
Penzo, Giuseppe Ferrara, IT 29 144
Wolf, Christoph Pulheim-Dansweiler, DE 21 98

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