Process for presulfurizing with phosphorous and/or halogen additive

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United States of America Patent

PATENT NO 4983559
SERIAL NO

07375431

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Abstract

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Presulfurization of a catalyst used, e.g., for hydrocarbon conversion, wherein a polysulfide is employed as the sulfurization agent. In the first stage of the presulfurization, phosphorous, a halogen, or compounds thereof are introduced.

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Patent Owner(s)

Patent OwnerAddress
EUROPEENNE DE RETRAITEMENT DE CATALYSEURS EURECATNot Provided

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Berrebi, Georges Bourg les Valence, FR 19 283

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