| JPS55147155A              (en)* | 1979-05-07 | 1980-11-15 | Mitsui Mining & Smelting Co Ltd | Manufacture of catalyst | 
| JPS58170540A              (en)* | 1982-03-30 | 1983-10-07 | Toyota Motor Corp | Preparation of exhaust gas purifying catalyst | 
| US4448756A              (en)* | 1983-01-28 | 1984-05-15 | Ford Motor Company | Process for treatment of exhaust gases | 
| JPS6017239U              (en)* | 1983-07-11 | 1985-02-05 | トヨタ自動車株式会社 | Catalyst for exhaust gas purification | 
| SE462143C              (en)* | 1988-03-07 | 1996-02-19 | Heraeus Gmbh W C | Catalytic converter for car exhaust cleaning, process for its preparation and use thereof | 
| JPH03109941A              (en)* | 1989-09-25 | 1991-05-09 | Nippon Shokubai Kagaku Kogyo Co Ltd | Catalyst for purifying exhaust gas | 
| US6087298A              (en)* | 1996-05-14 | 2000-07-11 | Engelhard Corporation | Exhaust gas treatment system | 
| US5948377A              (en)* | 1996-09-04 | 1999-09-07 | Engelhard Corporation | Catalyst composition | 
| US5981427A              (en)* | 1996-09-04 | 1999-11-09 | Engelhard Corporation | Catalyst composition | 
| US5948723A              (en)* | 1996-09-04 | 1999-09-07 | Engelhard Corporation | Layered catalyst composite | 
| US5898014A              (en)* | 1996-09-27 | 1999-04-27 | Engelhard Corporation | Catalyst composition containing oxygen storage components | 
| US6248688B1              (en) | 1996-09-27 | 2001-06-19 | Engelhard Corporation | Catalyst composition containing oxygen storage components | 
| US6921738B2              (en)* | 1996-12-06 | 2005-07-26 | Engelhard Corporation | Catalytic metal plate | 
| TW442324B              (en) | 1996-12-06 | 2001-06-23 | Engelhard Corp | Catalytic metal plate | 
| US6110862A              (en)* | 1998-05-07 | 2000-08-29 | Engelhard Corporation | Catalytic material having improved conversion performance |