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经营范围
发明名称
COAL TAR TREATMENT
摘要
申请公布号
JPS57177088(A)
申请公布日期
1982.10.30
申请号
JP19810169389
申请日期
1981.10.22
申请人
DOMTAR LTD
发明人
SAMIYUERU KATSUKII
分类号
C10C1/00;C10C1/02;C10C1/08
主分类号
C10C1/00
代理机构
代理人
主权项
地址
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