CATALYST ADDITIVE FOR THE REMOVAL OF NH3 AND HCN FROM A GAS FLUE OF A REGENERATION ZONE IN A CATALYTIC CRACKING PROCESS

Application 2506/KOLNP/2005 published 2006-10-13, filed 2005-12-06
In the regeneration of a cracking catalyst in a regeneration zone operated in a partial combustion mode, NH3 and HCN in the regenerator flue gas are reduced by incorporating into the regenerator precious metals such as ruthenium, rhodium, iridium, or mixtures thereof. (FIG. - nil)

Applicant

ENGELHARD CORPORATION
101 WOOD AVENUE P.O. BOX 770 ISELIN, NJ 08830-0770 USA

Inventor

XU MINGTING

International Info

Classification: C10G 11/18, B01J 23/46,C10G 11/05
Publication Number: WO 04/111160 A1
Application Date: 2004-06-03

Priority Information

10/456,400 US 2003-06-06