Manganese containing oxygen storage component comprising...

Details Manganese containing oxygen storage component comprising... Manganese containing oxygen storage component comprising...

2008-07-08

2008-07-08

Vanoy, Timothy C (Department: 1793)

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Mixture is exhaust from internal-combustion engine

C423S213500, C423S239100, C423S245300, C423S247000, C060S272000, C060S282000, C060S299000, C123S00100A, C502S302000, C502S304000, C502S324000, C502S325000, C502S349000, C502S439000

Reexamination Certificate

active

07396516

ABSTRACT:
A three-way catalyst (TWC) composition comprises a manganese-containing oxygen storage component (OSC) and at least one optionally doped alumina wherein where the at least one alumina is gamma-alumina it is doped with at least one of a rare earth metal, silicon, germanium, phosphorus, arsenic, calcium, strontium or barium.

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