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发明名称
METHOD OF OBTAINING AUXILIARY AGENT FOR USE IN STEEL CASTING PROCESSES
摘要
申请公布号
PL271073(A1)
申请公布日期
1989.09.18
申请号
PL19880271073
申请日期
1988.03.07
申请人
AKAD GORNICZO HUTNICZA
发明人
CHUDOBA SZCZEPAN;DYCZEK JERZY;MAMRO KAZIMIERZ;RYBKA TADEUSZ;ROZNOWSKI JANUSZ;KAWECKI MARIAN;DRABIK STEFAN;KACER TERESA;NAWROCKI WACLAW
分类号
B22D;(IPC1-7):B22D/
主分类号
B22D
代理机构
代理人
主权项
地址
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