2Bhasin M M, Mccain J H, Vora B V, et al. Dehydrogenation and oxydehydrogenation of paraffins to olefins [ J ]. Applied Catalysis A : General ,2001,221:397 - 419.
3Sharma L D, Kumar M, Saxena A K, et al. Influence of pore size distribution on Pt dispersion in Pt-Sn/Al2O3 reforming catalyst[ J ]. J Mol Catal A: Chem, 2002,85 (1/2) : 135 - 141.
4Sahoo S K, Rao P V C, Rajeshwer D, et al. Structural characterization of coke deposits on industrial spent paraffin dehydrogenation catalyst [ J ]. Applied Catalysis A: General, 2003,244(2) :311 -321.
5SAfono J C,Schmal M, Frety R. The chemistry of coke deposits formed on a Pt-Sn catalyst during dehydrogenation of n-alkanes to mono-olefins[ J]. Fuel Process Technology, 1994,41 ( 1 ) : 13 -25.
