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Home › Method for reducing automotive NO.sub.x emissions in lean burn internal combustion engine exhaust using a transition metal-containing zeolite catalyst which is in-situ crystallized

Method for reducing automotive NO.sub.x emissions in lean burn internal combustion engine exhaust using a transition metal-containing zeolite catalyst which is in-situ crystallized

US Patent 5254322 · Granted Oct 19, 1993

Estimated economic value: $15,705,000 ⓘ

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