| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To promote water cleaning by efficiently increasing iron ions in water. <P>SOLUTION: In a water cleaning material, an iron material and a carbon material are intermingled. Further, the mixing ratio between the iron material and the carbon material lies in the range from 0.1:99.0 to 99.9:0.1. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
