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发明名称
PROCESS FOR PRODUCING CALCIUM-CARBONATE OR CALCIUM-OXIDE OF AT LEAST 99,8 MASS-PROCENT PURITY FROM EGG-SHELL
摘要
申请公布号
HU203504(B)
申请公布日期
1991.08.28
申请号
HU19880006445
申请日期
1988.12.16
申请人
ALTALANOS IPARFEJLESZTESI RT.,HU
发明人
A FELTALALOK NEVUEK FELTUENTETESENEK MELLOEZESET,KERTEK,HU
分类号
C01F11/00;(IPC1-7):C01F11/00
主分类号
C01F11/00
代理机构
代理人
主权项
地址
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