Method and device for catalytic oxidation and reduction of...

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Metal – metal oxide or metal hydroxide

Reexamination Certificate

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C502S302000, C502S304000

Reexamination Certificate

active

07732369

ABSTRACT:
The invention describes the production of a catalyst for use in the oxidation and selective reduction with properties resembling the catalytic property of the noble metal catalysts, by formation of a crystal surface on catalyst supports from a synthesis crystal of the elements of the rare earths and the metal components cobalt and/or lanthanum produced in multiple stages.

REFERENCES:
patent: 3965046 (1976-06-01), Deffeyes
patent: 4857499 (1989-08-01), Ito et al.
patent: 5502019 (1996-03-01), Augustine et al.
patent: 6403523 (2002-06-01), Cantrell et al.

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