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Publication of FI794058A7publicationCriticalpatent/FI794058A7/sv
Hydrometalurgic process for extracting zinc and partly copper extracting, as well as for lead and silver recuperating from zinc containing sulphidic materials
Procedimiento y su correspondiente aparato para recuperar enforma de solucion compuestos de combustible nuclear enrique-cidos procedentes de materiales residuales
Procedimiento para la recuperacion del plomo y plata conte-nidos en los residuos procedentes de la obtencion electroli-tica del cinc a partir de concentrados de cinc yno de concen-trados complejos.