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经营范围
发明名称
METHOD OF PURIFYING WET PHOSPHORIC ACID
摘要
申请公布号
JPS5383993(A)
申请公布日期
1978.07.24
申请号
JP19770152316
申请日期
1977.12.16
申请人
HOECHST AG
发明人
EHLERS KLAUS-PETER;SCHEIBITZ WOLFGANG;SCHROEDTER KLAUS;HEYMER GERO
分类号
C01B25/234
主分类号
C01B25/234
代理机构
代理人
主权项
地址
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