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经营范围
发明名称
Method for preparing zircon powder.
摘要
申请公布号
EP0451958(B1)
申请公布日期
1994.12.07
申请号
EP19910302087
申请日期
1991.03.13
申请人
TOSOH CORPORATION
发明人
HOSHINO, HIROKUNI;MORI, TOSHIYUKI;YAMAMURA, HIROSHI;KOSUGI, NAOKI
分类号
C01B33/20;(IPC1-7):C01B33/20
主分类号
C01B33/20
代理机构
代理人
主权项
地址
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