| · | [Tungsten]Ferrotungsten in USA Market | 8/6/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 8/6/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 8/6/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 8/6/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 8/3/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 8/3/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 8/3/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 8/3/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 8/1/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 8/1/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 8/1/2012 |
| · | [Tungsten]Ammonium Paratungstate in EU Market | 8/1/2012 |
| · | [Tungsten]Ferrotungsten in USA Market | 7/30/2012 |
| · | [Tungsten]Ferrotungsten in EU Market | 7/30/2012 |
| · | [Tungsten]Ammonium Paratungstate in USA Market | 7/30/2012 |