6th Iranian Ceramic Congress: May 15-16, 2007 (MERC, Karaj, Iran)

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Fuel, Energy and Environment Congress: May 28-30, 2008 (MERC, Karaj, Iran)

New Materials National Congress: June 11-13, 2008 (MERC, Karaj, Iran)

1st National Refreactory and Furnace Congress: April 14-15, 2009 (MERC, Karaj, Iran)