| 摘要 |
An SDPF (SCR on Diesel Particular Filter) includes a porous filter collecting PM (Particulate Materials) of diesel exhaust gas, an SCR (Selective Catalytic Reduction) catalyst layer coated on an exhaust gas inlet of the filter, an aluminum oxide layer coated on an exhaust gas outlet of the filter, and a precious metal catalyst layer coated on the surface of the aluminum oxide layer, and a method for producing the same. |
