Method and apparatus for purifying exhaust gases from internal c

Method and apparatus for rapid exhaust catalyst light-off

Method and apparatus for rapidly thawing frozen NOx reductant

Method and apparatus for reducing emissions in diesel engines

Method and apparatus for reducing exhaust gas including...

Method and apparatus for reducing pollutants in engine exhaust

Method and apparatus for reducing vehicular emissions by...

Method and apparatus for regenerating a nitrogen oxides...

Method and apparatus for regenerating NOx adsorbers

Method and apparatus for regeneration of engine exhaust...

Method and apparatus for starting up a fuel-fired burner of...

Method and apparatus for supplying a reductant to an engine...

Method and apparatus for temperature management in an...

Method and apparatus for the defined regeneration of sooty...

Method and apparatus for urea injection in an exhaust...

Method and apparatus for using dual parallel NOx traps for...

Method and apparatus to control injection of a reductant...

Method and apparatus to dispose of particulates separated-off vi

Method and apparatus to selectively reduce NO x in an...

Method and arrangement for control of air-fuel ratio of...