IL24794A - Recovery of purified phosphoric acid by solvent extraction - Google Patents
Recovery of purified phosphoric acid by solvent extractionInfo
- Publication number
- IL24794A IL24794A IL24794A IL2479465A IL24794A IL 24794 A IL24794 A IL 24794A IL 24794 A IL24794 A IL 24794A IL 2479465 A IL2479465 A IL 2479465A IL 24794 A IL24794 A IL 24794A
- Authority
- IL
- Israel
- Prior art keywords
- recovery
- phosphoric acid
- solvent extraction
- purified phosphoric
- purified
- 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
- 238000011084 recovery Methods 0.000 title 1
- 238000000638 solvent extraction Methods 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
- C01B25/2343—Concentration concomitant with purification, e.g. elimination of fluorine
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR2340A FR1435877A (fr) | 1965-01-18 | 1965-01-18 | Procédé de purification d'acide phosphorique |
| FR35780A FR88940E (fr) | 1965-01-18 | 1965-10-21 | Procédé de purification d'acide phosphorique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IL24794A true IL24794A (en) | 1969-11-12 |
Family
ID=26161579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL24794A IL24794A (en) | 1965-01-18 | 1965-12-14 | Recovery of purified phosphoric acid by solvent extraction |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3366448A (en:Method) |
| BE (1) | BE675087A (en:Method) |
| DE (1) | DE1299611B (en:Method) |
| FR (2) | FR1435877A (en:Method) |
| GB (1) | GB1093927A (en:Method) |
| IL (1) | IL24794A (en:Method) |
| NL (1) | NL149765B (en:Method) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3410656A (en) * | 1966-06-01 | 1968-11-12 | Fmc Corp | Phosphoric acid purification |
| US3956465A (en) * | 1970-06-12 | 1976-05-11 | Azote Et Produits Chimiques S.A. | Solvent purification of wet process phosphoric acid |
| US4083937A (en) * | 1974-07-09 | 1978-04-11 | Toyo Soda Manufacturing Co., Ltd. | Process for preparing pure phosphoric acid |
| JPS516894A (en) * | 1974-07-09 | 1976-01-20 | Toyo Soda Mfg Co Ltd | Seiseirinsanno seizoho |
| JPS5297389A (en) * | 1976-02-13 | 1977-08-16 | Toyo Soda Mfg Co Ltd | Removal of sulfate ion in extracted phosphoric acid |
| US4070443A (en) * | 1976-02-13 | 1978-01-24 | Toyo Soda Manufacturing Co., Ltd. | Process for removing sulfate ions from extracted phosphoric acid with a barium compound |
| US4169881A (en) * | 1976-02-13 | 1979-10-02 | Toyo Soda Manufacturing Co., Ltd. | Process for removing dissolved silica from extracted phosphoric acid |
| NL7905699A (nl) * | 1979-07-24 | 1981-01-27 | Stamicarbon | Werkwijze voor het bereiden van fosfaten en een uraniumbevattend concentraat uit natproces fosforzuur, alsmede fosfaten en uraniumbevattend concentraat ver- kregen onder toepassing van deze werkwijze. |
| US4311681A (en) * | 1980-05-19 | 1982-01-19 | Fmc Corporation | Method of regenerating phosphoric acid extraction solvent |
| NL8004221A (nl) * | 1980-07-23 | 1982-02-16 | Stamicarbon | Werkwijze voor het winnen van een uraniumbevattend concentraat en gezuiverd fosforzuur, alsmede uraniumbevattend concentraat en gezuiverd fosforzuur verkregen volgens deze werkwijze. |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE636211C (de) * | 1934-07-15 | 1936-10-13 | Kunstduenger Patent Verwertung | Abtrennung von Fluor und Aluminium aus Loesungen, die durch Aufschluss von Phosphat mit Saeuren erhalten werden |
| US2955918A (en) * | 1956-08-24 | 1960-10-11 | Monsanto Chemicals | Purification of phosphoric acid |
| GB974610A (en) * | 1962-05-24 | 1964-11-04 | Canadian Ind | Purification of phosphoric acid |
-
1965
- 1965-01-18 FR FR2340A patent/FR1435877A/fr not_active Expired
- 1965-10-21 FR FR35780A patent/FR88940E/fr not_active Expired
- 1965-12-14 IL IL24794A patent/IL24794A/xx unknown
-
1966
- 1966-01-12 US US520070A patent/US3366448A/en not_active Expired - Lifetime
- 1966-01-14 BE BE675087D patent/BE675087A/xx unknown
- 1966-01-17 GB GB2058/66A patent/GB1093927A/en not_active Expired
- 1966-01-17 DE DEP38558A patent/DE1299611B/de not_active Withdrawn
- 1966-01-17 NL NL666600561A patent/NL149765B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR88940E (fr) | 1967-04-14 |
| NL149765B (nl) | 1976-06-15 |
| NL6600561A (en:Method) | 1966-07-19 |
| DE1299611B (de) | 1969-07-24 |
| GB1093927A (en) | 1967-12-06 |
| FR1435877A (fr) | 1966-04-22 |
| BE675087A (en:Method) | 1966-07-14 |
| US3366448A (en) | 1968-01-30 |
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