发明名称 |
Oil-water separation filters |
摘要 |
An oil-water separation filter, which comprises (1) a porous material comprising a sintered polyethylene powder bonded to (2) a fibrous layer having a thickness of about 0.5 to about 5 mm and a porosity of about 70 to about 90% comprising fibers having a water content of about 0.4 to about 5%, a critical surface tension of about 25 to about 45 dyne/cm and a fiber diameter of about 5 to about 30 mu or a mixture of the fibers and fibers having a water content of about 8 to about 15% and a fiber diameter of 5 to about 30 mu .
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申请公布号 |
US4212733(A) |
申请公布日期 |
1980.07.15 |
申请号 |
US19770865751 |
申请日期 |
1977.12.27 |
申请人 |
SOMAR MANUFACTURING CO. LTD. |
发明人 |
DAIGO, YUKITAKA;GOTO, YUZURU;HITOTSUYANAGI, MIKIO |
分类号 |
B01D17/04;B01D39/14;B01D39/16;(IPC1-7):C02B9/02 |
主分类号 |
B01D17/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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