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发明名称
Improvements relating to processes for the production of urea
摘要
申请公布号
GB957102(A)
申请公布日期
1964.05.06
申请号
GB19610028616
申请日期
1961.08.08
申请人
SALZGITTER AKTIENGESELLSCHAFT
发明人
分类号
C07C273/02
主分类号
C07C273/02
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代理人
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