SE307345B - - Google Patents
Info
- Publication number
- SE307345B SE307345B SE1887/65A SE188765A SE307345B SE 307345 B SE307345 B SE 307345B SE 1887/65 A SE1887/65 A SE 1887/65A SE 188765 A SE188765 A SE 188765A SE 307345 B SE307345 B SE 307345B
- Authority
- SE
- Sweden
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
- C01B25/46—Preparation involving solvent-solvent extraction
-
- 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)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US344532A US3361527A (en) | 1964-02-13 | 1964-02-13 | Process for separating iron from phosphoric acid containing the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE307345B true SE307345B (xx) | 1969-01-07 |
Family
ID=23350915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE1887/65A SE307345B (xx) | 1964-02-13 | 1965-02-13 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3361527A (xx) |
| JP (1) | JPS491400B1 (xx) |
| BE (1) | BE659750A (xx) |
| BR (1) | BR6566994D0 (xx) |
| DE (1) | DE1567681B1 (xx) |
| ES (1) | ES309025A1 (xx) |
| FR (1) | FR1428072A (xx) |
| GB (1) | GB1091931A (xx) |
| IL (1) | IL22875A (xx) |
| NL (1) | NL6501757A (xx) |
| SE (1) | SE307345B (xx) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL6604002A (xx) * | 1965-03-25 | 1966-09-26 | ||
| US3506398A (en) * | 1968-11-06 | 1970-04-14 | Monsanto Co | Purification of phosphate values with respect to iron |
| US3632311A (en) * | 1970-05-28 | 1972-01-04 | Procter & Gamble | Separation of phosphorous acid from mixtures of phosphorous acid and phosphoric acid by amine extraction |
| US3991165A (en) * | 1973-06-23 | 1976-11-09 | Occidental Petroleum Corporation | Process for the purification of phosphoric acid using amines |
| US3911087A (en) * | 1973-10-19 | 1975-10-07 | Freeport Minerals Co | Selective solvent extraction of sulfate impurities from phosphoric acid |
| FR2281892A1 (fr) * | 1974-08-13 | 1976-03-12 | Rhone Poulenc Ind | Procede de defluoration d'acide phosphorique |
| US4311681A (en) * | 1980-05-19 | 1982-01-19 | Fmc Corporation | Method of regenerating phosphoric acid extraction solvent |
| US4485078A (en) * | 1982-03-16 | 1984-11-27 | Agrico Chemical Company | Process for producing wet process phosphoric acid from phosphate rocks containing fluochlorapatite and related minerals |
| US4434140A (en) * | 1982-09-24 | 1984-02-28 | Chevron Research Company | Stripping a solution containing molybdenum and vanadium values |
| JPS5988172U (ja) * | 1982-12-03 | 1984-06-14 | 株式会社インテリア−ナ | 引き戸のロツク装置 |
| IL69426A (en) * | 1983-08-03 | 1986-10-31 | Negev Phosphates Ltd | Process for the manufacture of purified phosphoric acid |
| DE3906633A1 (de) * | 1989-03-02 | 1990-09-06 | Basf Ag | Verfahren zur abtrennung von phosphorsaeure aus waessrigen loesungen von thiaminphosphaten |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3342549A (en) * | 1960-11-10 | 1967-09-19 | Togo Soda Mfg Co Ltd | Process for refining phosphoric acid preparations |
| US3186809A (en) * | 1961-08-10 | 1965-06-01 | Gen Mills Inc | Extraction of mineral acids using dodecylphenol |
| US3145081A (en) * | 1961-12-28 | 1964-08-18 | Dow Chemical Co | Process for concentration and purification of beryllium values |
| GB974610A (en) * | 1962-05-24 | 1964-11-04 | Canadian Ind | Purification of phosphoric acid |
| US3306702A (en) * | 1962-06-18 | 1967-02-28 | Nalco Chemical Co | Removal of metal salt contaminants from acidic aqueous liquids |
-
1964
- 1964-02-13 US US344532A patent/US3361527A/en not_active Expired - Lifetime
-
1965
- 1965-01-31 IL IL22875A patent/IL22875A/xx unknown
- 1965-02-05 ES ES0309025A patent/ES309025A1/es not_active Expired
- 1965-02-08 FR FR4686A patent/FR1428072A/fr not_active Expired
- 1965-02-09 BR BR166994/65A patent/BR6566994D0/pt unknown
- 1965-02-11 GB GB6024/65A patent/GB1091931A/en not_active Expired
- 1965-02-12 DE DE1965M0064143 patent/DE1567681B1/de active Pending
- 1965-02-12 NL NL6501757A patent/NL6501757A/xx unknown
- 1965-02-13 JP JP40007810A patent/JPS491400B1/ja active Pending
- 1965-02-13 SE SE1887/65A patent/SE307345B/xx unknown
- 1965-02-15 BE BE659750A patent/BE659750A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1567681B1 (de) | 1971-12-16 |
| US3361527A (en) | 1968-01-02 |
| GB1091931A (en) | 1967-11-22 |
| IL22875A (en) | 1968-04-25 |
| BE659750A (xx) | 1965-08-17 |
| BR6566994D0 (pt) | 1973-08-28 |
| NL6501757A (xx) | 1965-08-16 |
| FR1428072A (fr) | 1966-02-11 |
| ES309025A1 (es) | 1965-06-16 |
| JPS491400B1 (xx) | 1974-01-12 |