Submitted on: 28 February 2001.
Revised on: 10 June 2001.
Accepted on: 18 July 2001.
___________________INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS
Submitted on: 27 April 2002.
Revised on: 16 July 2002.
Accepted on: 13 September 2002.
___________________INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS
Submitted on: 10 October 2012.
Revised on: 10 November 2012.
Accepted on: 05 January 2013.
___________________INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS
Submitted on: 08 January 2001.
Revised on: 08 February 2001.
Accepted on: 26 February 2001.
___________________INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS
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Submitted on: 25 April 2018.
Revised on: 12 August 2018.
Accepted on: 07 October 2018.
___________________INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS
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