| 发明名称 |
TREATMENT OF CONCENTRATED PHOSPHORIC ACID |
| 摘要 |
<p>: TREATMENT OF CONCENTRATED PHOSPHORIC ACID The calcium content of high purity concentrated phosphoric acid is reduced to not more than about 2 ppm by contacting the acid with a strong cation exchange resin.</p> |
| 申请公布号 |
CA1215522(A) |
申请公布日期 |
1986.12.23 |
| 申请号 |
CA19850489803 |
申请日期 |
1985.08.30 |
| 申请人 |
FMC CORPORATION |
发明人 |
DOMINIANI, FRANK J., JR.;ANNARELLI, DENNIS C. |
| 分类号 |
C01B25/238;(IPC1-7):C01B25/238 |
主分类号 |
C01B25/238 |
| 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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