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发明名称
VERFAHREN ZUR HERSTELLUNG VON POROESEN NITROCELLULOSE-PULVER
摘要
申请公布号
DE1771658(B2)
申请公布日期
1977.12.01
申请号
DE19681771658
申请日期
1968.06.22
申请人
发明人
分类号
C06B21/00;C08B5/02;C08B5/04;C08B5/12;(IPC1-7):C06B21/00
主分类号
C06B21/00
代理机构
代理人
主权项
地址
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