| · | [Tungsten]Ammonium Paratungstate in EU Market | 8/9/2010 |
| · | [Tungsten]Ferrotungsten in USA Market | 8/6/2010 |
| · | [Tungsten]Ferrotungsten in EU Market | 8/6/2010 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 8/6/2010 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 8/6/2010 |
| · | [Tungsten]Ferrotungsten in USA Market | 8/4/2010 |
| · | [Tungsten]Ferrotungsten in EU Market | 8/4/2010 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 8/4/2010 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 8/4/2010 |
| · | [Tungsten]Ferrotungsten in USA Market | 8/2/2010 |
| · | [Tungsten]Ferrotungsten in EU Market | 8/2/2010 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 8/2/2010 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 8/2/2010 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/30/2010 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/30/2010 |