JPS5297388A - Removal of sulfate ion in extracted phosphoric acid - Google Patents
Removal of sulfate ion in extracted phosphoric acidInfo
- Publication number
- JPS5297388A JPS5297388A JP1394276A JP1394276A JPS5297388A JP S5297388 A JPS5297388 A JP S5297388A JP 1394276 A JP1394276 A JP 1394276A JP 1394276 A JP1394276 A JP 1394276A JP S5297388 A JPS5297388 A JP S5297388A
- Authority
- JP
- Japan
- Prior art keywords
- phosphoric acid
- sulfate ion
- removal
- extracted phosphoric
- extracted
- 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
- Removal Of Specific Substances (AREA)
Abstract
PURPOSE: To easily filter formed BaSO4 by maintaining the concentration of phosphoric acid in extracted phosphoric acid at high level, adjusting the concentration of dissolved sulfate ion to a fixed value by adding Ba compounds, and contacting the extracted phosphoric acid with H2S.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1394276A JPS5297388A (en) | 1976-02-13 | 1976-02-13 | Removal of sulfate ion in extracted phosphoric acid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1394276A JPS5297388A (en) | 1976-02-13 | 1976-02-13 | Removal of sulfate ion in extracted phosphoric acid |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5297388A true JPS5297388A (en) | 1977-08-16 |
JPS5412280B2 JPS5412280B2 (en) | 1979-05-22 |
Family
ID=11847250
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1394276A Granted JPS5297388A (en) | 1976-02-13 | 1976-02-13 | Removal of sulfate ion in extracted phosphoric acid |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5297388A (en) |
-
1976
- 1976-02-13 JP JP1394276A patent/JPS5297388A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5412280B2 (en) | 1979-05-22 |
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