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发明名称
Process for extracting zirconia from zircon ores
摘要
申请公布号
GB709882(A)
申请公布日期
1954.06.02
申请号
GB19520023853
申请日期
1952.09.23
申请人
NORTON GRINDING WHEEL COMPANY LIMITED
发明人
分类号
C22B34/14
主分类号
C22B34/14
代理机构
代理人
主权项
地址
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