| · | [Tungsten]Ferrotungsten in USA Market | 6/20/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 6/20/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 6/20/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 6/20/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 6/18/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 6/18/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 6/18/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 6/18/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 6/15/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 6/15/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 6/15/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 6/15/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 6/11/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 6/11/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 6/11/2012 |