JPS52147597A - Purification of wet process phosphoric acid - Google Patents
Purification of wet process phosphoric acidInfo
- Publication number
- JPS52147597A JPS52147597A JP6363176A JP6363176A JPS52147597A JP S52147597 A JPS52147597 A JP S52147597A JP 6363176 A JP6363176 A JP 6363176A JP 6363176 A JP6363176 A JP 6363176A JP S52147597 A JPS52147597 A JP S52147597A
- Authority
- JP
- Japan
- Prior art keywords
- phosphoric acid
- wet process
- purification
- process phosphoric
- acid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Silicon Compounds (AREA)
Abstract
PURPOSE: To completely remove silica in wet process phosphoric acid by specifying the the atomic ratio of Si and F and the concn. of F in the acid and contacting the acid with silica gel so as to prevent precipitation of noncrystalline colloidal silica during purification of phosphoric acid by solvent extraction.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6363176A JPS52147597A (en) | 1976-06-02 | 1976-06-02 | Purification of wet process phosphoric acid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6363176A JPS52147597A (en) | 1976-06-02 | 1976-06-02 | Purification of wet process phosphoric acid |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52147597A true JPS52147597A (en) | 1977-12-08 |
JPS5516097B2 JPS5516097B2 (en) | 1980-04-28 |
Family
ID=13234875
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6363176A Granted JPS52147597A (en) | 1976-06-02 | 1976-06-02 | Purification of wet process phosphoric acid |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52147597A (en) |
-
1976
- 1976-06-02 JP JP6363176A patent/JPS52147597A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5516097B2 (en) | 1980-04-28 |
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