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发明名称
Procédé de récupération de composés chimiques à partir de l'acide lignosulfonique
摘要
申请公布号
FR1542051(A)
申请公布日期
1968.10.11
申请号
FR19670126247
申请日期
1967.10.27
申请人
FRASER COMPANIES, LIMITED
发明人
分类号
C01B17/58;D21C11/12
主分类号
C01B17/58
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代理人
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