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经营范围
发明名称
NITROGEN DIOXIDE PULPING PROCESS
摘要
申请公布号
US3578553(A)
申请公布日期
1971.05.11
申请号
USD3578553
申请日期
1968.09.10
申请人
CANADIAN INTERNATIONAL PAPER CO.
发明人
MADHU P. GODSAY;DONALD M. MACDONALD
分类号
D21C3/16
主分类号
D21C3/16
代理机构
代理人
主权项
地址
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