BE674580A - - Google Patents
Info
- Publication number
- BE674580A BE674580A BE674580DA BE674580A BE 674580 A BE674580 A BE 674580A BE 674580D A BE674580D A BE 674580DA BE 674580 A BE674580 A BE 674580A
- Authority
- BE
- Belgium
Links
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 |
|---|---|
| BE674580A true BE674580A (ja) | 1966-06-30 |
Family
ID=8567310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE674580D BE674580A (ja) | 1965-01-05 | 1965-12-31 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3397955A (ja) |
| BE (1) | BE674580A (ja) |
| DE (1) | DE1294944B (ja) |
| FR (1) | FR1434190A (ja) |
| GB (1) | GB1093926A (ja) |
| IL (1) | IL24766A (ja) |
| NL (1) | NL6600029A (ja) |
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 NL NL6600029A patent/NL6600029A/xx unknown
- 1966-01-04 GB GB352/66A patent/GB1093926A/en not_active Expired
- 1966-01-04 US US518525A patent/US3397955A/en not_active Expired - Lifetime
- 1966-11-05 DE DEP38497A patent/DE1294944B/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| GB1093926A (en) | 1967-12-06 |
| US3397955A (en) | 1968-08-20 |
| NL6600029A (ja) | 1966-07-06 |
| DE1294944B (de) | 1969-05-14 |
| IL24766A (en) | 1969-07-30 |
| FR1434190A (fr) | 1966-04-08 |