Compacted carbon black pellets

United States of America Patent

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Oct 12, 2004
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N/A
app pub date
Sep 14, 2000
filing date
Mar 18, 1998

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Expired

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Abstract

This invention relates to carbon black pellets obtained by compaction of carbon black powder in the presence of auxiliary substances, which pellets, despite the compaction, surprisingly exhibit greater color intensity than the powders on which they are based.

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Patent Owner	Address
LANXESS DEUTSCHLAND GMBH	50569 KÖLN

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Eitel, Manfred	Kempen, DE	13	140
Hempelmann, Uwe	Meerbusch, DE	4	13
Linde, Gunter	Krefeld, DE	24	237

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Compacted carbon black pellets

Number of patents in Portfolio can not be more than 2000

United States of America Patent

09646450

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Patent Longevity Expired	Forward Citations

PATENT NO	6803026
SERIAL NO	09646450
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09646450

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