| 摘要 |
<p>A method for recovering metals from materials containing refractory and/or transition metals, particularly spent catalysts containing same, by selectively chlorinating the above-mentioned catalysts with a gaseous mixture selected from chlorine and air, chlorine and inert gas, chlorine and inert gas with reducing gas, or chlorine and inert gas with air, at a temperature of approximately 250-600 C and at a total pressure of approximately 10-300 kPa.</p> |
| 申请人 |
COMMUNAUTE ECONOMIQUE EUROPEENE (CEE), LUXEMBURG/LUXEMBOURG, LU |
发明人 |
GABALLAH, IBRAHIM, F-54500 VANDOEUVRE, FR;DJONA, MAURICE, F-54000 NANCY, FR;MUGICA IRAOLA, JUAN CARLOS, E-20011 SAN SEBASTIAN, ES;SOLOZABAL ECHEVARIA, RODOLFO, E-20007 SAN SEBASTIAN, ES;DONATO, MATTIO, B-1640 BRUXELLES, BE;MEREGALLI, LETIZIA, I-1337 VENEZIA, IT;SENTIMENTI, EMILIO, I-TREVISO, IT |
