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Submitted on: 26 April 2001.
Revised on: 22 August 2001.
Accepted on: 12 September 2001.
___________________China Petroleum Processing & Petrochemical Technology
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Submitted on: 15 September 2019.
Revised on: 21 December 2019.
Accepted on: 18 February 2020.
___________________China Petroleum Processing & Petrochemical Technology
Submitted on: 13 January 2011.
Revised on: 25 February 2011.
Accepted on: 11 April 2011.
___________________China Petroleum Processing & Petrochemical Technology
Submitted on: 07 October 2006.
Revised on: 12 November 2006.
Accepted on: 02 December 2006.
___________________China Petroleum Processing & Petrochemical Technology
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Submitted on: 17 April 2005.
Revised on: 07 August 2005.
Accepted on: 04 October 2005.
___________________China Petroleum Processing & Petrochemical Technology
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