Catalyst – solid sorbent – or support therefor: product or process – Regenerating or rehabilitating catalyst or sorbent – Treating with a liquid or treating in a liquid phase,...
Patent
1984-05-14
1985-06-11
Konopka, P. E.
Catalyst, solid sorbent, or support therefor: product or process
Regenerating or rehabilitating catalyst or sorbent
Treating with a liquid or treating in a liquid phase,...
208140, 423 27, 423 54, 423 68, 423 98, 423139, 423150, 423181, 502 28, 502516, B01J 2396, B01J 2394, B01J 2392
Patent
active
045229287
ABSTRACT:
A process for removing metal contaminants from a hydroconversion catalyst, said catalyst containing at least one metal from Groups VIB, VIIB or VIII supported on a refractory inorganic oxide. The process comprises contacting the contaminated catalyst with a buffered oxalic acid solution wherein contaminant is removed without dissolving the support.
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Carter James L.
McVicker Gary B.
Murrell Lawrence L.
Ziemiak John J.
Exxon Research and Engineering Co.
Konopka P. E.
Naylor Henry E.
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