| 申请人 |
NORILSKIJ GORNO-METALLURGICHESKIJ KOMBINAT IM.A.P.ZAVENYAGINA;GNII TSVETNYKH METALLOV "GINTSVETMET" |
发明人 |
EROKHIN BORIS I,SU;NELEN IGOR M,SU;FEDOROV VLADISLAV N,SU;SIRKIS ALEKSANDR L,SU;VORONOV ALBERT B,SU;KUZNETSOV VLADIMIR N,SU;POPOVICH VLADIMIR G,SU |
