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发明名称
Fremgangsmåde til rensning af urene vandige opløsninger, der indeholder vitamin B12 og vitamin B12-lignende stoffer.
摘要
申请公布号
DK79931(C)
申请公布日期
1955.10.03
申请号
DK19520002865
申请日期
1952.09.16
申请人
AMERICAN CYANAMID COMPANY
发明人
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