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经营范围
发明名称
PROCESS FOR PRODUCING FUSED FLUX
摘要
申请公布号
SU1723147(A1)
申请公布日期
1992.03.30
申请号
SU19904833719
申请日期
1990.06.04
申请人
DN METALL INSTITUT
发明人
KANDYBKA VALENTIN P,SU;ZHURAVLEV YURIJ M,SU;CHERNYKH LYUDMILA A,SU
分类号
C21C5/54
主分类号
C21C5/54
代理机构
代理人
主权项
地址
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