| 发明名称 |
PRODUCTION OF GYPSUM |
| 摘要 |
<p>PURPOSE:To increase the oxidation speed of CaSO3 to gypsum by blowing oxidizing gas to which NO2 has been added into a slurry generating from flue gas desulfurization using Ca salt in the coexistence of Fe ion.</p> |
| 申请公布号 |
JPS52111899(A) |
申请公布日期 |
1977.09.19 |
| 申请号 |
JP19760029432 |
申请日期 |
1976.03.17 |
| 申请人 |
SUMITOMO METAL IND |
发明人 |
NAKAYAMA TAKESHI;ODA TERUMI;KURACHI KAZUHITO;MATSUO SACHIO |
| 分类号 |
B01D53/50;B01D53/77;C01F11/46 |
主分类号 |
B01D53/50 |
| 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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