Method of cleaning an exhaust gas containing nitrogen oxides and

Chemistry of inorganic compounds – Modifying or removing component of normally gaseous mixture – Nitrogen or nitrogenous component

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4232155, B01J 800, B01J 802, C01B 2100, C01B 2300

Patent

active

051549018

ABSTRACT:
An exhaust gas cleaner comprising a catalyst carried on a heat-resistant ter, the catalyst comprising (a) one or more alkali metals, (b) one or more metals selected from the group consisting of Zn, Sn and transition metals excluding platinum-group metals, and (c) one or more rare earth metals, and a method of cleaning an exhaust gas with it. Alkali metals may be added to a fuel.

REFERENCES:
patent: 4002723 (1977-01-01), Inaba et al.
patent: 4460706 (1984-07-01), Imanari et al.
patent: 4588707 (1986-05-01), Domosle et al.
patent: 4902487 (1990-02-01), Cooper et al.
patent: 5049364 (1991-09-01), Yoshimoto et al.

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