| 摘要 |
<p>Catalyst containing a carrier and a coating, characterized in that the coating comprises a support material and at least one zeolite, the support material having platinum, palladium and at least one promoter selected from the group consisting of Mg, Ca, La, Ti, Zr1 Hf, Au, Si, Sn, P, or mixtures of these promoters, deposited thereon.</p> |
