Process for the off site regeneration of solid catalysts

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United States of America Patent

PATENT NO 8772191
APP PUB NO 20120231947A1
SERIAL NO

13344887

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Abstract

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The invention provides a process for the off site regeneration of a solid catalyst, comprising two consecutive steps:

    a first step of washing the catalyst using one or more fluid(s) in the supercritical state, so as to extract from the catalyst at least a portion of the hydrocarbons present at the surface of the latter, followed bya second step of combustion of at least a portion of the coke present at the surface of the said catalyst by a heat treatment of the latter in the presence of oxygen and at a temperature ranging from 300° C. to 600° C.

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Patent Owner(s)

Patent OwnerAddress
EURECAT S A07800 LA VOULTE-SUR-RHÔNE

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dufresne, Pierre Valence, FR 61 544
Kerleau, Philippe Valence, FR 1 4

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