Vanadium-free titania-based SCR catalyst article
A selective catalytic reduction (SCR) catalyst article comprising vanadium-free extruded titania substrate comprising a titania-based portion, a filler portion, optionally a zeolitic portion, wherein [a] titania-based portion comprises (i) 1-10wt% Nb, (ii) 5-15wt% Ce, (iii) optionally up to 10wt% W,...
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