Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Metal – metal oxide or metal hydroxide
Patent
1987-09-08
1990-01-23
Shine, W. J.
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Metal, metal oxide or metal hydroxide
422171, 422180, 423231, 502517, B01J 2300, B01J 3504
Patent
active
048958247
ABSTRACT:
An add-on H.sub.2 S trap for use after an auto exhaust catalyst has an H.sub.2 S-getter metal oxide which traps the H.sub.2 S by the following reaction:
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Cabic Edward J.
Shine W. J.
W. R. Grace & Co.,-Conn.
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