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发明名称
Perfectionnements apportés aux procédés de fabrication du cyanamide de calcium ou de magnésium, à fort pourcentage, ou des mélanges de ces cyanamides
摘要
申请公布号
FR37605(E)
申请公布日期
1930.01.08
申请号
FRD37605
申请日期
1929.11.07
申请人
发明人
CARO NICODEM;FRANK ALBERT
分类号
C01C3/16;C01C3/18;D05B57/02;D05B73/00;D05B73/12
主分类号
C01C3/16
代理机构
代理人
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