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发明名称
PROCESS FOR PRODUCTION OF CALCIUM SULFATE HEMIHYDRATE
摘要
申请公布号
CA564225(A)
申请公布日期
1958.10.07
申请号
CAD564225
申请日期
申请人
CANADIAN GYPSUM COMPANY LIMITED
发明人
MANVEL C. DAILEY
分类号
主分类号
代理机构
代理人
主权项
地址
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