| 发明名称 |
REMOVING METHOD FOR HEAVY METALS FROM PHOSPHORIC ACID SOLUTION |
| 摘要 |
<p>PURPOSE:To remove heavy metals in a phosphoric acid soln. by adding a mixt. of a calcium cpd. and a sol. sulfide to the soln. after which the resulting precipitate is separated and removed.</p> |
| 申请公布号 |
JPS5375196(A) |
申请公布日期 |
1978.07.04 |
| 申请号 |
JP19760149865 |
申请日期 |
1976.12.15 |
| 申请人 |
CENTRAL GLASS CO LTD |
发明人 |
SASAKI HIROMI;NAKAMURA MASAMI;NAKAYA MASARU |
| 分类号 |
C22B3/00;C01B25/18;C01B25/238;C22B3/44 |
主分类号 |
C22B3/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
