4[2]D. M. Altrichter. Shell Chemical Company LP. New Catalyst Technologies for Increased Hydrocracker Profitability and Product Quality. NPRA Annual Meeting.March 21～23, 2004.3～22
5[3]Visnja A. Gembicki Marketing Manager UOP LLC. The Role of Hydrogen in Clean Fuels Strategy. NPRA Annual Meeting. March 21～23, 2004.3～28
6[4]Survey of Petroleum Refining Technology for High-quality ( Ultra-low Sulfur Content ) Diesel Fuel. Yutaka Mukai,Toshiaki Hisamitsu, Technology Department, Petroleum Energy Center ( PEC ) . July 11～13, 2003.3～14
7[5]J. Ross Bruno Domergue, Laurent Watripont Scott Graeme Akzo Nobel Catalysts, LLC. Advanced soluteions for paraffin isomerization. NPRA Annual Meeting. March 21～23, 2004.3～27
8[6]Jerry Mayer Isocracking Technology Manager ChevronTexaco Richmond. THEALL-HYDROPROCESSING ROUTE GROUP Ⅱ AND GROUP Ⅲ BASE OILS: ONE COMPANY' S EXPERIENCE. NPRA Annual Meeting. March 21～23,2004.3～9
9[7]2001 Question and Answer Session on Refining &Petrochemical Technology Answer book. October 10-12,2001 Hilton Hotel & Towers Chicago, IL, Question 7～10,8～14
10[8]T. Reid, K. Kunz, S. Mayo Akzo Nobel Catalysts LLC,Houston, Texas. OFF-SETTING THE COST OF ULTRA LOW SULFUR DIESEL.NPRA Annual Meeting. March 21～23, 2004.3～16
