| 发明名称 |
Method for decoloring sulfuric acid |
| 摘要 |
A method for decoloring sulfuric acid containing organic reatives by which it is possible to obtain a crystalline sulfuric acid having a color index of less that 30 APHA unities, by adding controlled amounts of potassium chlorate and hydrogen peroxide in a controlled environment.
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| 申请公布号 |
US7273599(B2) |
申请公布日期 |
2007.09.25 |
| 申请号 |
US20060408180 |
申请日期 |
2006.04.21 |
| 申请人 |
SERVICIOS INDUSTRIALES PENOLES S.A. DE C.V. |
发明人 |
MACIAS HORTA JOSE ANTONIO;MEDINA HERRERA MAURO;AVINA VIELMA SAUL;GONZALEZ RAMIREZ JESUS ARIEL |
| 分类号 |
C01B17/90 |
主分类号 |
C01B17/90 |
| 代理机构 |
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代理人 |
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| 主权项 |
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