| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/26/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/26/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/24/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/24/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/24/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/24/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/21/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/21/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/21/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/21/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/19/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/19/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/19/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/19/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/17/2012 |