| 发明名称 |
Process for manufacturing a microfilter |
| 摘要 |
A process for manufacturing a microfilter is such that a foil having an aluminum content of at least 99.95% and thickness 20-250 mu m is given a recrystallizing anneal, is etched in an electrolyte in stages at constant current density in the range 0.01 to 2 kA/m2, and the surface given a stabilizing after treatment to prevent hydration reactions.
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| 申请公布号 |
US4717455(A) |
申请公布日期 |
1988.01.05 |
| 申请号 |
US19860932447 |
申请日期 |
1986.11.18 |
| 申请人 |
SWISS ALUMINIUM LTD. |
发明人 |
TEXTOR, MARCUS;WERNER, MARTIN;FRANSCHITZ, WILHELM |
| 分类号 |
B01D71/02;C25F3/04;(IPC1-7):C25D5/44;C25D11/06;C25D11/36;C25D11/38 |
主分类号 |
B01D71/02 |
| 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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