| · | [Tungsten]Ferrotungsten in USA Market | 9/6/2010 |
| · | [Tungsten]Ferrotungsten in EU Market | 9/6/2010 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 9/6/2010 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 9/6/2010 |
| · | [Tungsten]Ferrotungsten in USA Market | 9/1/2010 |
| · | [Tungsten]Ferrotungsten in EU Market | 9/1/2010 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 9/1/2010 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 9/1/2010 |
| · | [Tungsten]Ferrotungsten in USA Market | 8/30/2010 |
| · | [Tungsten]Ferrotungsten in EU Market | 8/30/2010 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 8/30/2010 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 8/30/2010 |
| · | [Tungsten]Ferrotungsten in USA Market | 8/27/2010 |
| · | [Tungsten]Ferrotungsten in EU Market | 8/27/2010 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 8/27/2010 |