B - Operations – Transporting – 01 – J
Patent
B - Operations, Transporting
01
J
B01J 23/89 (2006.01) B01J 23/10 (2006.01) B01J 23/63 (2006.01) B01J 23/83 (2006.01) C10G 11/04 (2006.01) C10G 11/18 (2006.01) B01J 38/36 (2006.01)
Patent
CA 2500620
A composition for controlling CO and NOx emissions during FCC processes comprises: (i) acidic oxide support, (ii) cerium oxide, (iii) lanthanide oxide other than ceria such as praseodymium oxide, (iv) optionally, oxide of a metal from Groups Ib and IIb such as copper, silver and zinc and (v) precious metal such as Pt and Pd.
La présente invention concerne une composition de régulation des émissions de CO et de NO¿x? rejetées lors de processus de craquage catalytique fluidisé qui comprend: (i) un support d'oxyde acide, (ii) de l'oxyde de cérium, (iii) de l'oxyde d'un élément du groupe des lanthanides autre que le cérium, tel que l'oxyde de praséodyme, (iv) facultativement, de l'oxyde d'un métal des groupes Ib et IIb tel que le cuivre, l'argent et le zinc et (v) un métal précieux tel que Pt et Pd.
Kelkar Chandrashekhar P.
Li Yuejin
Madon Rostam J.
Vaarkamp Marius
Engelhard Corporation
Sim & Mcburney
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