| 发明名称 |
ACTIVE AND DURABLE SULFURIC ACID CATALYST |
| 摘要 |
<p>A catalyst is disclosed which is suitable for the oxidation of sulfur dioxide to sulfur trioxide which comprises a diatomaceous earth support which is mixed with vanadium compounds, promoters and activators and shaped. The diatomaceous earth which is employed contains at least 40% by weight of calcined diatomaceous earth of Melosira granulata diatoms which have been calcined at a temperature of from about 960.degree.F. to about 1850.degree.F.</p> |
| 申请公布号 |
CA1080205(A) |
申请公布日期 |
1980.06.24 |
| 申请号 |
CA19760258390 |
申请日期 |
1976.08.04 |
| 申请人 |
STAUFFER CHEMICAL COMPANY |
发明人 |
SHERIF, FAWZY G. |
| 分类号 |
B01J21/16;B01J23/22;C01B17/79;(IPC1-7):01J23/20 |
主分类号 |
B01J21/16 |
| 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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