| Cargo: | Head of department |
| Institución o empresa: | Department of Mineral Processing RWTH Aachen University of Technology. |
| Lugar: | Aachen, GERMANY. |
| Témas de interés: | Small scale and large scale mining/mineral processing Mining and environment |
| Contacto: | h_wotruba@yahoo.com (Prefiero mensages en español & english) |
| Página Web: | http://www.ifa.rwth-aachen.de/amr/AMRhome.html |