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发明名称
Verfahren zur Rückgewinnung des Entparaffinierungshilfsmittels mittels einer asymmetrischen Ultrafiltrationsmembran aus Polyimid.
摘要
申请公布号
DE68907511(T2)
申请公布日期
1993.10.21
申请号
DE19896007511T
申请日期
1989.03.28
申请人
EXXON RESEARCH AND ENGINEERING CO., FLORHAM PARK, N.J., US
发明人
WAN, WAN-KEI, SARNIA ONTARIO N7S 5W4, CA
分类号
B01D61/14;B01D71/64;C10G73/02;C10G73/04;C10G73/34;(IPC1-7):C10G73/04
主分类号
B01D61/14
代理机构
代理人
主权项
地址
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