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经营范围
发明名称
METHOD FOR SEPARATING PARAXYLENE
摘要
申请公布号
GB1294630(A)
申请公布日期
1972.11.01
申请号
GB19710026649
申请日期
1971.04.19
申请人
IDEMITSU PETROCHEMICAL CO., LTD.
发明人
分类号
C07C7/00;C07C7/13
主分类号
C07C7/00
代理机构
代理人
主权项
地址
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