Patent ID: 11969715
Assignee: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
Field: Chemical engineering (Chemistry)
Classification: CPC B  F  Y | IPC B  F

Claim 0:
1. A catalyst for direct decomposition removal of NOx from an exhaust gas stream to N2 and O2, the catalyst comprising a dual dispersed supported metal oxide material, which comprises MOx-CuOx dispersed on a Co3O4 spinel oxide support, wherein
M is selected from the group consisting of Zn, Ce, Mg, Tb, and Gd and is present in an amount from about 0.1 wt % to about 5.0 wt %,
Cu is present in an amount from about 1.0 wt % to about 5.0 wt %, and
wherein the amount of M and/or Cu does not exceed 7 wt %.