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
1985-02-08
1985-11-12
Gantz, D. 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,...
502 25, 502 33, 502514, 502516, 208251R, B01J 3140
Patent
active
045528543
ABSTRACT:
Described is a process for removing arsenic from petroliferous derived liquids by contacting said liquid at an elevated temperature with a divinylbenzene-crosslinked polystyrene having catechol ligands anchored thereon.
Also, described is a process for regenerating spent catecholated polystyrene by removal of the arsenic bound to it from contacting petroliferous liquid as described above and involves:
REFERENCES:
patent: 2955089 (1960-10-01), Gleim
patent: 3197416 (1965-07-01), Bergman et al.
patent: 3483137 (1969-12-01), Sensel
patent: 4018705 (1977-04-01), Carlson et al.
patent: 4038208 (1977-07-01), Knifton
patent: 4190554 (1980-02-01), Yamauchi et al.
Dixon Harold M.
Gaither Roger S.
Gantz D. E.
Hightower Judson R.
McFarlane Anthony
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