| 发明名称 |
PURIFICATION OF BAYER PROCESS LIQUORS |
| 摘要 |
Sodium oxalate impurity is removed from oxalate-enriched Bayer process caustic liquor by gradual increase of the caustic concentration of the liquor, thus providing a staged precipitation of the sodium oxalate in a well-crystallized and readily filterable form. |
| 申请公布号 |
DE3461023(D1) |
申请公布日期 |
1986.11.27 |
| 申请号 |
DE19843461023 |
申请日期 |
1984.02.27 |
| 申请人 |
KAISER ALUMINUM & CHEMICAL CORPORATION |
发明人 |
DONALDSON, DONALD J.;KELLY, ALLAN CHRISTIAN;MULLOY, JOSEPH W.;ZWAKENBERG, DONALD R. |
| 分类号 |
C01F7/47;(IPC1-7):C01F7/46;C01F7/06 |
主分类号 |
C01F7/47 |
| 代理机构 |
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代理人 |
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| 主权项 |
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