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
1985-08-08
1987-10-06
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,...
208216R, 502 27, 502 31, 502516, B01J 2394, B01J 2120, B01J 3864, C10G 4508
Patent
active
046983210
ABSTRACT:
Regeneration of HDS catalysts by sulfiding under controlled conditions and leaching the sulfided catalyst with an acidic aqueous ferric ion containing solution to remove contaminating nickel and vanadium compounds and recovering catalyst of increased BET surface area and pore diameter.
REFERENCES:
patent: 4559313 (1985-12-01), Myerson et al.
Ernst William R.
Myerson Allan S.
Georgia Tech Research Corporation
Konopka P. E.
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