Submitted on: 25 October 2005.
Revised on: 14 December 2005.
Accepted on: 08 January 2006.
___________________INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS
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Submitted on: 15 February 2007.
Revised on: 04 June 2007.
Accepted on: 19 July 2007.
___________________INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS
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Submitted on: 29 November 2018.
Revised on: 29 March 2019.
Accepted on: 24 May 2019.
___________________INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS
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Submitted on: 21 December 2020.
Revised on: 10 April 2021.
Accepted on: 30 April 2021.
___________________INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS
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