Model Based Diagnostic Module for a FCC Pilot Plant B. Celse, S. Cauvin, B. Heim, S. Gentil and L. Travé-Massuyès Oil & Gas Science and Technology - Rev. IFP, 60 4 (2005) 661-679 Published online: 01 December 2006 DOI: 10.2516/ogst:2005047