PARTICULATE FILTER HAVING A CENTRALIZED-DISTRIBUTED PGM AND PROCESS FOR PREPARING THE SAME

CATALYTICALLY ACTIVE PARTICLE FILTER WITH A HIGH DEGREE OF FILTRATION EFFICIENCY

AN EMMISSION CONTROL CATALYST ARTICLE WITH ENRICHED PGM ZONE

EXHAUST-GAS PURIFICATION APPARATUS AND METHOD FOR MANUFACTURING SAME

Phosphorus compound-containing exhaust gas purifying catalyst

VORTEX FLOW CATALYTIC CONVERSION APPARATUS AND METHOD OF VORTEX FLOW CATALYTIC CONVERSION

Particle filter having SCR-active coating

Selective catalytic reduction articles and systems

Two-stage catalyst for removal of NOfrom exhaust gas stream

Exhaust gas cleaning catalyst

Exhaust gas purifying device of internal-combustion engine, and method of manufacturing same

Exhaust gas purification device

Automotive catalytic aftertreatment system

Gradient catalyst compositions and applications thereof

Oxidation catalyst for a combustion engine

Catalyst compositions and applications thereof