发明名称 |
Filtering medium, method for making same |
摘要 |
The invention concerns a filtering medium based on a photocatalytic agent and activated carbon, characterized in that it comprises a permeable support covered with a first layer based on activated carbon, then a separate second layer based on a photocatalytic agent, or vice versa. The invention also concerns a method for making such a filtering medium.
|
申请公布号 |
US7278542(B2) |
申请公布日期 |
2007.10.09 |
申请号 |
US20030365138 |
申请日期 |
2003.02.12 |
申请人 |
AHLSTROM RESEARCH AND SERVICES |
发明人 |
DUSSAUD JOSEPH;BOUVIER LEONIE;CHEVALIER FABIEN |
分类号 |
B01D39/06;B01D39/14;B01D39/00;B01D39/16;B01D39/18;B01D39/20;B01D50/00;B01D53/02;B01D53/04;B01D53/86;B01D53/88;B01J20/20;B01J20/28;B01J21/06;B01J35/00 |
主分类号 |
B01D39/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|