Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Metal – metal oxide or metal hydroxide
Patent
1988-12-30
1992-04-28
Shine, W. J.
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Metal, metal oxide or metal hydroxide
502303, 502324, 502330, 502343, 502344, 502345, B01J 2302, B01J 2310, B01J 2334, B01J 2378
Patent
active
051089777
ABSTRACT:
An exhaust gas cleaner comprising a catalyst carrier on a heat-resistant filter, the catalyst comprising (a) one or more alkali metals, (b) one or more metals selected from the group consisting of Zn, Sn and transition metals excluding platinum-group metals, and (c) one or more rare earth metals, and a method of cleaning an exhaust gas with it. Alkali metals may be added to a fuel.
REFERENCES:
patent: 4460706 (1984-07-01), Imanari et al.
patent: 4588707 (1986-05-01), Domesle et al.
patent: 4902487 (1990-02-01), Cooper et al.
Aoyama Hyogoro
Ibusuki Takashi
Obuchi Akira
Ohi Akiniko
Ohuchi Hideo
Kabushiki Kaisha Riken
Kozo Izuka, Director-General of Agency of Industrial Science and
Shine W. J.
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