Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Metal – metal oxide or metal hydroxide
Patent
1995-05-30
2000-07-18
Niebling, John F.
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Metal, metal oxide or metal hydroxide
502304, B01J 2300
Patent
active
060907436
ABSTRACT:
Colloidal dispersions of finely divided particulates, well suited for the production of catalysts for the catalytic conversion of exhaust gases emanating from internal combustion engines, notably vehicular exhaust gases, comprise at least one rare earth compound and, optionally, at least one compound of at least one other element selected from among those of groups IVa, VIIa, VIII, Ib, IIb, IIIb and IVb of the Periodic Table, said particulates being at least 50% dispersible in water.
REFERENCES:
patent: 5006318 (1991-04-01), Demazean et al.
patent: 5021192 (1991-06-01), David et al.
patent: 5132048 (1992-07-01), Picard-Seon et al.
patent: 5280002 (1994-01-01), Bonneau et al.
patent: 5688439 (1997-11-01), Chopin et al.
Chopin Thierry
Touret Olivier
Vilmin Gabriel
Ghyka Alexander G.
Niebling John F.
Rhone-Poulenc Chimie
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