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1.Method for obtaining nickel and cobalt out of low-grade silicate ores and of metallurgical offals 失效
标题翻译: 从低档硅酸盐矿石和冶金内脏获得镍和钴的方法公开(公告)号:US3203786A
公开(公告)日:1965-08-31
申请号:US21140962
申请日:1962-07-20
发明人: KAZIMIERZ WESOLOWSKI KORNELIUS , WLADYSLAW RYCZEK MICHAL , STANISLAW TOCHOWICZ , ZBIGNIEW KATRA , WITOLD GRABOWSKI , JERZY GODEK , JAN MICHALSKI , STEFAN KIJAK
IPC分类号: C22B23/00
CPC分类号: C22B23/005