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发明名称
SULFONERING AV LIGNINER
摘要
申请公布号
FI913140(A)
申请公布日期
1992.12.28
申请号
FI19910003140
申请日期
1991.06.27
申请人
WESTVACO CORPORATION
发明人
DILLING, PETER
分类号
C07G
主分类号
C07G
代理机构
代理人
主权项
地址
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