TY  - CPAPER
AU  - M. Guardiani
AU  - A.T. Ozturk
AU  - A. Ognyanova
AU  - I. De Michelis
AU  - F. Ferella
AU  - F. Veglio
TI  - PRELIMINARY RESULTS OF METAL EXTRACTION FROM SPENT SULFURIC ACID CATALYST BY ACID LEACHING
T2  - 7th International Scientific Conference - SGEM2007
PY  - 2007
PB  - SGEM Scientific GeoConference
ER  -