| 发明名称 |
Double-concentric, cylindrical, well-water filter comprises perforated tubes, one jacketing the other and holding filter material in interspace |
| 摘要 |
Two long, concentric perforated tubes (20, 50), one jacketing the other, include permeable filter material in the interspace (90) which they enclose. An Independent claim is included for the corresponding method of filtration.
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| 申请公布号 |
DE19942325(A1) |
申请公布日期 |
2001.03.08 |
| 申请号 |
DE19991042325 |
申请日期 |
1999.09.06 |
| 申请人 |
HAROUTIOUN OHANNES OHANESIAN, SHARJAH |
发明人 |
HAROUTIOUN OHANNES OHANESIAN, SHARJAH |
| 分类号 |
B01D24/08;B01D35/02;(IPC1-7):B01D35/30;B01D29/17 |
主分类号 |
B01D24/08 |
| 代理机构 |
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代理人 |
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| 主权项 |
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