| · | [Tungsten]Ferrotungsten in EU Market | 8/15/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 8/15/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 8/15/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 8/13/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 8/13/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 8/13/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 8/13/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 8/10/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 8/10/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 8/10/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 8/10/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 8/8/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 8/8/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 8/8/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 8/8/2012 |