Catalytic composition comprising two catalysts which can be used in the treatment of exhaust gases from, for example, lean-burn engines
A Standard patent application filed on 11 February 2003 credited to Blanchard, Gilbert
;
Hedouin, Catherine
Details
Application number :
2003222901
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Catalytic composition comprising two catalysts which can be used in the treatment of exhaust gases from, for example, lean-burn engines