| · | [Tungsten]Ammonium Paratungstate in USA Market | 7/20/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 7/20/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/18/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/18/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 7/18/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 7/18/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/17/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/17/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 7/17/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/13/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/13/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 7/13/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 7/13/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/11/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/11/2012 |