| · | [Tungsten]Ferrotungsten in USA Market | 7/22/2011 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/22/2011 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/20/2011 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/20/2011 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/18/2011 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/18/2011 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 7/18/2011 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 7/18/2011 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/15/2011 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/15/2011 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 7/15/2011 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 7/15/2011 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/13/2011 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/13/2011 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 7/13/2011 |