ZA828199B - Oxidation-flocculation solids removal from wet process phosphoric acid - Google Patents
Oxidation-flocculation solids removal from wet process phosphoric acidInfo
- Publication number
- ZA828199B ZA828199B ZA828199A ZA828199A ZA828199B ZA 828199 B ZA828199 B ZA 828199B ZA 828199 A ZA828199 A ZA 828199A ZA 828199 A ZA828199 A ZA 828199A ZA 828199 B ZA828199 B ZA 828199B
- Authority
- ZA
- South Africa
- Prior art keywords
- oxidation
- phosphoric acid
- wet process
- solids removal
- process phosphoric
- Prior art date
Links
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 title 1
- 238000005189 flocculation Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000007787 solid Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/234—Purification; Stabilisation; Concentration
- C01B25/235—Clarification; Stabilisation to prevent post-precipitation of dissolved impurities
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US31980281A | 1981-11-09 | 1981-11-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA828199B true ZA828199B (en) | 1984-06-27 |
Family
ID=23243698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA828199A ZA828199B (en) | 1981-11-09 | 1982-11-09 | Oxidation-flocculation solids removal from wet process phosphoric acid |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0079190B1 (fr) |
| JP (1) | JPS5888111A (fr) |
| CA (1) | CA1185766A (fr) |
| DE (1) | DE3273590D1 (fr) |
| MA (1) | MA19641A1 (fr) |
| ZA (1) | ZA828199B (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3589581B2 (ja) | 1999-02-26 | 2004-11-17 | 株式会社カネカ | タンデム型の薄膜光電変換装置の製造方法 |
| CN1299977C (zh) * | 2005-11-04 | 2007-02-14 | 华中师范大学 | 一种快速去除湿法粗磷酸中固体物及氟的方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB785602A (en) * | 1948-08-31 | 1957-10-30 | Atomic Energy Authority Uk | Improvements in or relating to extraction of uranium from its ores |
| LU80676A1 (fr) * | 1978-12-19 | 1980-07-21 | Metallurgie Hoboken | Procede pour enlever des agents salissants de l'acide phosphorique |
| US4263148A (en) * | 1979-04-09 | 1981-04-21 | Earth Sciences, Inc. | Process for removing humic matter from phosphoric acid solutions |
-
1982
- 1982-09-10 CA CA000411170A patent/CA1185766A/fr not_active Expired
- 1982-11-02 EP EP82305811A patent/EP0079190B1/fr not_active Expired
- 1982-11-02 DE DE8282305811T patent/DE3273590D1/de not_active Expired
- 1982-11-08 MA MA19853A patent/MA19641A1/fr unknown
- 1982-11-09 JP JP57196690A patent/JPS5888111A/ja active Pending
- 1982-11-09 ZA ZA828199A patent/ZA828199B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0079190B1 (fr) | 1986-10-01 |
| JPS5888111A (ja) | 1983-05-26 |
| EP0079190A3 (en) | 1984-02-08 |
| MA19641A1 (fr) | 1983-07-01 |
| CA1185766A (fr) | 1985-04-23 |
| DE3273590D1 (en) | 1986-11-06 |
| EP0079190A2 (fr) | 1983-05-18 |
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