| · | [Tungsten]Ferrotungsten in EU Market | 10/8/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 10/8/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 10/8/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 9/28/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 9/28/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 9/28/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 9/28/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 9/26/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 9/26/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 9/26/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 9/26/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 9/24/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 9/24/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 9/24/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 9/24/2012 |