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Submitted on: 03 June 2005.
Revised on: 20 September 2005.
Accepted on: 07 October 2005.
___________________Chemical Industry & Chemical Engineering Quarterly
Submitted on: 12 November 2015.
Revised on: 31 January 2016.
Accepted on: 10 February 2016.
___________________Chemical Industry & Chemical Engineering Quarterly
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Submitted on: 27 July 1998.
Revised on: 07 October 1998.
Accepted on: 17 November 1998.
___________________Chemical Industry & Chemical Engineering Quarterly
Submitted on: 30 November 2014.
Revised on: 11 March 2015.
Accepted on: 28 March 2015.
___________________Chemical Industry & Chemical Engineering Quarterly
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