| · | [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 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/18/2009 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/18/2009 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/18/2009 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/18/2009 |
| · | [Tungsten]Ferrotungsten in USA Market | 12/7/2009 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/7/2009 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 12/7/2009 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 12/7/2009 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/4/2009 |
| · | [Tungsten]Ferrotungsten in EU Market | 12/3/2009 |