| Patents for F01N 9 - Electrical control of exhaust gas treating apparatus (7,942) |
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| 05/29/1984 | US4450681 Carbon particulates cleaning device for diesel engine |
| 05/22/1984 | US4449370 Diesel engine catalytic combustor system |
| 04/04/1984 | EP0104783A2 Regeneration control system for a diesel engine exhaust particulate filter |
| 01/10/1984 | US4424671 Exhaust gas particle burning method and apparatus for an internal combustion engine |
| 01/04/1984 | EP0097416A1 Microwave detection of soot content in a particulate trap |
| 09/20/1983 | US4404795 Method of and apparatus for reducing emitted amount of particulates contained in exhaust gas of diesel engine |
| 09/13/1983 | US4403473 Metering ammonia in response to fuel pump rack position and engine speed |
| 08/24/1983 | EP0082141A4 Ammonia/fuel ratio control system for reducing nitrogen oxide emissions. |
| 06/29/1983 | EP0082141A1 Ammonia/fuel ratio control system for reducing nitrogen oxide emissions. |
| 01/06/1983 | WO1983000057A1 Ammonia/fuel ratio control system for reducing nitrogen oxide emissions |
| 12/14/1982 | US4363306 System for feedback control of air/fuel ratio in IC engine having means for supplying controlled current to oxygen sensor |
| 12/14/1982 | US4363210 Exhaust gas purifying system for internal combustion engines |
| 08/24/1982 | US4345432 Exhaust gas purifying system for internal combustion engine |
| 08/24/1982 | US4345429 Soot treatment device for a Diesel engine |
| 08/03/1982 | CA1128871A1 Diesel engine exhaust particulate filter with intake throttling incineration control |
| 05/25/1982 | US4331454 Combustion of carbon particles |
| 04/27/1982 | US4326378 Filter for an internal combustion engine having rejuvenation capabilities |
| 03/16/1982 | US4319896 Smoke filter rejuvenation system |
| 08/25/1981 | CA1107653A1 Two-stage catalysis of engine exhaust |
| 06/23/1981 | US4274373 Combined split engine and closed loop mixture control operation with enriched fuel during partial cylinder mode |
| 06/02/1981 | US4270347 Catalytic exhaust system |
| 04/28/1981 | US4263782 Combined split engine and feedback controlled engine operations |
| 03/17/1981 | US4256074 Control system for closed loop mixture correction and split engine operation |
| 02/24/1981 | CA1096197A1 Apparatus for measuring excess oxygen or combustibles in a gaseous sample of a combustion process |
| 01/20/1981 | US4245471 Stoichiometric and enrichment mixture control during different split engine modes |
| 07/08/1980 | US4211075 Diesel engine exhaust particulate filter with intake throttling incineration control |
| 04/30/1980 | EP0010384A1 Diesel engine exhaust particulate filter with intake throttling incineration control |
| 02/12/1980 | US4188364 Two-stage catalysis of engine exhaust |
| 03/20/1979 | US4144711 Exhaust gas purifying device of an internal combustion engine |
| 01/02/1979 | CA1045700A1 Engine with dual sensor closed loop fuel control |
| 12/12/1978 | US4128998 Overheat preventing system for exhaust gas purifier of vehicles |
| 07/25/1978 | US4102127 Catalyzer heating device for an internal combustion engine |
| 10/11/1977 | USRE29433 Air-pollution preventive arrangement |
| 05/24/1977 | US4024850 Internal combustion engine monitor system |
| 05/17/1977 | US4023359 Electronically controlled exhaust gas purifying system |
| 05/17/1977 | US4023358 Internal combustion engine reactor protective control system |
| 03/22/1977 | US4012906 Overheat preventing system for exhaust gas purifier of vehicles |
| 06/15/1976 | US3962866 Internal combustion exhaust catalytic reactor monitoring system |
| 05/18/1976 | US3957444 Control system for exhaust gas purifying device |
| 04/13/1976 | US3949551 Method and system for reducing noxious components in the exhaust emission of internal combustion engine systems and particularly during the warm-up phase of the engine |
| 03/16/1976 | US3943709 Substoichiometric air addition to first stage of dual catalyst system |
| 02/24/1976 | US3939654 Engine with dual sensor closed loop fuel control |