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经营范围
发明名称
IMPROVED VENTED RISER
摘要
申请公布号
JPS61125420(A)
申请公布日期
1986.06.13
申请号
JP19850207739
申请日期
1985.09.19
申请人
ASHLAND OIL INC
发明人
POORU DABURIYUU UORUTAAZU;ROJIYAA EMU BENSUREI
分类号
B01D50/00;B01D45/04;B01J8/00;B01J8/24;B01J38/72;B04C9/00;C10G11/18
主分类号
B01D50/00
代理机构
代理人
主权项
地址
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