| · | [Tungsten]Ferrotungsten in USA Market | 11/2/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 11/2/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 11/2/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 11/2/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 10/31/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 10/31/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 10/31/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 10/31/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 10/29/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 10/29/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 10/29/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 10/29/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 10/26/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 10/26/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 10/26/2012 |