| · | [Tungsten]Ferrotungsten in USA Market | 6/2/2009 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 6/2/2009 |
| · | [Tungsten]Ferrotungsten in USA Market | 5/15/2009 |
| · | [Tungsten]Ferrotungsten in EU Market | 5/15/2009 |
| · | [Tungsten]Ferrotungsten in EU Market | 5/13/2009 |
| · | [Tungsten]Ferrotungsten in USA Market | 5/12/2009 |
| · | [Tungsten]Ferrotungsten in EU Market | 5/12/2009 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 5/12/2009 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 5/12/2009 |
| · | [Tungsten]Ferrotungsten in USA Market | 5/7/2009 |
| · | [Tungsten]Ferrotungsten in EU Market | 5/7/2009 |
| · | [Tungsten]Ferrotungsten in USA Market | 5/4/2009 |
| · | [Tungsten]Ferrotungsten in EU Market | 5/4/2009 |
| · | [Tungsten]Ferrotungsten in USA Market | 4/29/2009 |
| · | [Tungsten]Ferrotungsten in EU Market | 4/29/2009 |