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经营范围
发明名称
BITUMEN REMOVAL
摘要
申请公布号
JPS5618688(A)
申请公布日期
1981.02.21
申请号
JP19800100432
申请日期
1980.07.22
申请人
KERR MCGEE REFINING CORP
发明人
JIYUNIAA EI GIAHAATO
分类号
B01D11/04;C10G21/00;C10G21/28
主分类号
B01D11/04
代理机构
代理人
主权项
地址
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