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发明名称
Use of sulfamic acid in chlorination step of multistage bleaching process
摘要
申请公布号
US3308012(A)
申请公布日期
1967.03.07
申请号
US19630303176
申请日期
1963.08.19
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
TOBAR RAMON U.
分类号
D21C9/10
主分类号
D21C9/10
代理机构
代理人
主权项
地址
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