Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Metal – metal oxide or metal hydroxide
Patent
1990-09-18
1992-08-25
McFarlane, Anthony
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Metal, metal oxide or metal hydroxide
502313, 502324, 502332, 502333, 502334, 502339, 502439, B01J 2326, B01J 2334, B01J 2340
Patent
active
051419122
ABSTRACT:
A catalyst for control of hydrocarbon emission with improved resistance to phosphorus, sulfur, halogen and silicon poisoning comprising a refractory oxide support impregnated with 0.5 to 20% by weight chromium oxide or manganese oxide or a mixture thereof, and a catalytically effective amount of one or more platinum group metals. The preferred refractory oxide support is alumina. The preferred platinum group metals include Pt, Pd, Ir and Rh.
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Carman Richard A.
Denton Dean A.
Ernest Michael V.
Cabic Edward J.
McFarlane Anthony
W. R. Grace & Co.,-Conn.
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