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发明名称
Verfahren zur Behandlung durchlässiger Massen
摘要
申请公布号
AT248347(B)
申请公布日期
1966.07.25
申请号
AT19630006331
申请日期
1963.08.06
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N. V.
发明人
分类号
E02D
主分类号
E02D
代理机构
代理人
主权项
地址
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