EXHAUST GAS TREATING CATALYST AND EXHAUST GAS PURIFICATION APPARATUS USING THE SAME

摘要

Disclosed is an exhaust gas treating catalyst having further improved denitrification performance.  The exhaust gas treating catalyst contains a complex oxide represented by the following general formula: ABO3.  In the exhaust gas treating catalyst, the A-site is composed of a lanthanoid (La) and barium (Ba), and the B-site is composed of iron (Fe), niobium (Nb) and palladium (Pd).