| · | [Tungsten]Ferrotungsten in USA Market | 1/20/2010 |
| · | [Tungsten]Ferrotungsten in EU Market | 1/20/2010 |
| · | [Tungsten]Ferrotungsten in USA Market | 1/18/2010 |
| · | [Tungsten]Ferrotungsten in EU Market | 1/18/2010 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 1/18/2010 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 1/18/2010 |
| · | [Tungsten]Ferrotungsten in USA Market | 1/11/2010 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 1/11/2010 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/30/2009 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/30/2009 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/30/2009 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/23/2009 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/23/2009 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/23/2009 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/23/2009 |