GB1093926A - Process for the preparation of purified phosphoric acid - Google Patents
Process for the preparation of purified phosphoric acidInfo
- Publication number
- GB1093926A GB1093926A GB352/66A GB35266A GB1093926A GB 1093926 A GB1093926 A GB 1093926A GB 352/66 A GB352/66 A GB 352/66A GB 35266 A GB35266 A GB 35266A GB 1093926 A GB1093926 A GB 1093926A
- Authority
- GB
- United Kingdom
- Prior art keywords
- solvent
- acid
- purified
- preparation
- extracting
- 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.)
- Expired
Links
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title abstract 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 title 1
- 239000002904 solvent Substances 0.000 abstract 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- 239000002253 acid Substances 0.000 abstract 3
- -1 borate ions Chemical class 0.000 abstract 2
- 238000001914 filtration Methods 0.000 abstract 2
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 239000008346 aqueous phase Substances 0.000 abstract 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 abstract 1
- 239000004327 boric acid Substances 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
- 239000002367 phosphate rock Substances 0.000 abstract 1
- 235000011007 phosphoric acid Nutrition 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 239000011435 rock Substances 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR873A FR1434190A (fr) | 1965-01-05 | 1965-01-05 | Procédé de fabrication d'acide phosphorique purifié |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1093926A true GB1093926A (en) | 1967-12-06 |
Family
ID=8567310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB352/66A Expired GB1093926A (en) | 1965-01-05 | 1966-01-04 | Process for the preparation of purified phosphoric acid |
Country Status (7)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3507641A (en) * | 1966-12-29 | 1970-04-21 | Grace W R & Co | Preparation of slurry fertilizer by acid treatment of phosphate rock and ammoniation |
| US3956465A (en) * | 1970-06-12 | 1976-05-11 | Azote Et Produits Chimiques S.A. | Solvent purification of wet process phosphoric acid |
| US3723606A (en) * | 1970-12-21 | 1973-03-27 | Allied Chem | Production of phosphoric acid |
| US4311681A (en) * | 1980-05-19 | 1982-01-19 | Fmc Corporation | Method of regenerating phosphoric acid extraction solvent |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2929777A (en) * | 1958-12-11 | 1960-03-22 | Int Minerals & Chem Corp | Clarification of acidic phosphatic solutions |
| US3084027A (en) * | 1960-07-01 | 1963-04-02 | Smith Douglass Company Inc | Clarification of phosphoric acid |
| US3072461A (en) * | 1960-07-29 | 1963-01-08 | Dow Chemical Co | Preparation of phosphoric acid |
| US3186793A (en) * | 1960-10-10 | 1965-06-01 | Internat Minerals & Chemicals | Clarification of acidic phosphatic solutions |
| GB974610A (en) * | 1962-05-24 | 1964-11-04 | Canadian Ind | Purification of phosphoric acid |
-
1965
- 1965-01-05 FR FR873A patent/FR1434190A/fr not_active Expired
- 1965-12-10 IL IL24766A patent/IL24766A/xx unknown
- 1965-12-31 BE BE674580D patent/BE674580A/xx unknown
-
1966
- 1966-01-04 GB GB352/66A patent/GB1093926A/en not_active Expired
- 1966-01-04 US US518525A patent/US3397955A/en not_active Expired - Lifetime
- 1966-01-04 NL NL6600029A patent/NL6600029A/xx unknown
- 1966-11-05 DE DEP38497A patent/DE1294944B/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR1434190A (fr) | 1966-04-08 |
| BE674580A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-06-30 |
| IL24766A (en) | 1969-07-30 |
| NL6600029A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-07-06 |
| DE1294944B (de) | 1969-05-14 |
| US3397955A (en) | 1968-08-20 |
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