| Patent Number |
Title Of Patent |
Date Issued |
| 7772149 |
Exhaust gas purification apparatus for an internal combustion engine and a catalyst for purifyin |
August 10, 2010 |
| A Cr trapping agent is disposed so that it contacts with constituting components of the substrate containing Cr. As the Cr trapping agent, an element or Ag is used, wherein the element is stronger in basicity than alkali metals or alkaline earth metals. Since the Cr trapping agent pr |
| 7157405 |
Device for clarifying exhaust gas from internal combustion engine |
January 2, 2007 |
| An exhaust emission control system for an internal combustion engine is provided. The exhaust emission control system (4) includes a monolith catalyst (MC) that includes an oxygen storage agent and a noble metal-based three-way catalyst including Pd, Rh, and Pt disposed at an upstrea |
| 6850165 |
Catalyst deterioration detecting system for an automobile |
February 1, 2005 |
| The invention provides a catalyst deterioration detecting system that is capable of detecting the degree of deterioration of each catalyst in a catalyst converter which includes two or more catalysts in series.The catalyst deterioration detecting system of an internal-combustion engine a |
| 6332314 |
Catalyzer arrangement in exhaust system of multi-cylinder internal combustion engine |
December 25, 2001 |
| In a catalyzer arrangement in an exhaust system of a multi-cylinder internal combustion engine, each of exhaust pipes connected with exhaust ports of the engine has a first exhaust pipe section extending away from a main body of the engine, a second exhaust pipe section contiguous to the |
| 6128899 |
Exhaust gas purification system for internal combustion engine |
October 10, 2000 |
| A system for purifying exhaust gas of an internal combustion engine having a NOx reduction catalyst (NOx absorber) installed in the exhaust system of the engine which absorbs NOx in the exhaust gas generated by the engine in a lean environment where a lean fuel mixture is supplied and de |
| 5638795 |
Control system for internal combustion engines |
June 17, 1997 |
| A control system for an internal combustion engine controls a fuel injection amount based on operating conditions of the engine and an evaporative fuel concentration-dependent correction coefficient. The control system includes a purge control valve arranged in a purging passage conn |
| 5634452 |
Control system for internal combustion engines |
June 3, 1997 |
| A control system for an internal combustion engine controls a fuel injection amount based on operating conditions of the engine and an evaporative fuel concentration-dependent correction coefficient. The control system includes a purge control valve arranged in a purging passage conn |
| 5619973 |
Control system for internal combustion engines |
April 15, 1997 |
| A control system for an internal combustion engine controls a fuel injection amount based on operating conditions of the engine and an evaporative fuel concentration-dependent correction coefficient. The control system includes a purge control valve arranged in a purging passage conn |
| 5611320 |
Control system for internal combustion engines |
March 18, 1997 |
| A control system for an internal combustion engine controls a fuel injection amount based on operating conditions of the engine and an evaporative fuel concentration-dependent correction coefficient. The control system includes a purge control valve arranged in a purging passage conn |
| 5546922 |
Control system for internal combustion engines |
August 20, 1996 |
| A control system for an internal combustion engine controls a fuel injection amount based on operating conditions of the engine and an evaporative fuel concentration-dependent correction coefficient. The control system includes a purge control valve arranged in a purging passage conn |
| 5469833 |
Control system for internal combustion engines |
November 28, 1995 |
| A control system for an internal combustion engine controls a fuel injection amount based on operating conditions of the engine and an evaporative fuel concentration-dependent correction coefficient. The control system includes a purge control valve arranged in a purging passage conn |
| 5345920 |
Supercharging pressure control system for supercharged internal combustion engines |
September 13, 1994 |
| A supercharging pressure control system for supercharged internal combustion engines includes a supercharging pressure control valve for controlling supercharging pressure of intake air, supplied by a supercharger. A desired value of the opening of the supercharging pressure control |
