| · | [Tungsten]Ferrotungsten in EU Market | 7/26/2013 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 7/26/2013 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 7/26/2013 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/24/2013 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 7/24/2013 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 7/24/2013 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/22/2013 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/22/2013 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 7/22/2013 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 7/22/2013 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/19/2013 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/19/2013 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 7/19/2013 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 7/19/2013 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/17/2013 |