| · | [Tungsten]Ammonium Paratungstate in USA Market | 11/3/2010 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 11/3/2010 |
| · | [Tungsten]Ferrotungsten in USA Market | 11/1/2010 |
| · | [Tungsten]Ferrotungsten in EU Market | 11/1/2010 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 11/1/2010 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 11/1/2010 |
| · | [Tungsten]Ferrotungsten in USA Market | 10/27/2010 |
| · | [Tungsten]Ferrotungsten in EU Market | 10/27/2010 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 10/27/2010 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 10/27/2010 |
| · | [Tungsten]Ferrotungsten in USA Market | 10/25/2010 |
| · | [Tungsten]Ferrotungsten in EU Market | 10/25/2010 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 10/25/2010 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 10/25/2010 |
| · | [Tungsten]Ferrotungsten in USA Market | 10/22/2010 |