JPS4995894A - - Google Patents
Info
- Publication number
- JPS4995894A JPS4995894A JP48007901A JP790173A JPS4995894A JP S4995894 A JPS4995894 A JP S4995894A JP 48007901 A JP48007901 A JP 48007901A JP 790173 A JP790173 A JP 790173A JP S4995894 A JPS4995894 A JP S4995894A
- Authority
- JP
- Japan
- 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.)
- Pending
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Extraction Or Liquid Replacement (AREA)
- Secondary Cells (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48007901A JPS4995894A (OSRAM) | 1973-01-19 | 1973-01-19 | |
| FR7344415A FR2327193A1 (fr) | 1973-01-19 | 1973-12-12 | Procede de purification de l'acide phosphorique |
| US431761A US3919396A (en) | 1973-01-19 | 1974-01-08 | Phosphoric acid purification |
| GB119874A GB1456682A (en) | 1973-01-19 | 1974-01-10 | Phosphoric acid purification |
| BR251/74A BR7400251D0 (pt) | 1973-01-19 | 1974-01-15 | Aperfeicoamento em processo de purificacao de acido fosforico |
| DE2401959A DE2401959C3 (de) | 1973-01-19 | 1974-01-16 | Verfahren zur Reinigung von Phosphorsäure |
| IT19471/74A IT1003413B (it) | 1973-01-19 | 1974-01-16 | Procedimento di purificazione del l acido fosforico |
| AU64642/74A AU474587B2 (en) | 1973-01-19 | 1974-01-18 | Phosphoric acid purification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48007901A JPS4995894A (OSRAM) | 1973-01-19 | 1973-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4995894A true JPS4995894A (OSRAM) | 1974-09-11 |
Family
ID=11678464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48007901A Pending JPS4995894A (OSRAM) | 1973-01-19 | 1973-01-19 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3919396A (OSRAM) |
| JP (1) | JPS4995894A (OSRAM) |
| AU (1) | AU474587B2 (OSRAM) |
| BR (1) | BR7400251D0 (OSRAM) |
| DE (1) | DE2401959C3 (OSRAM) |
| FR (1) | FR2327193A1 (OSRAM) |
| GB (1) | GB1456682A (OSRAM) |
| IT (1) | IT1003413B (OSRAM) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4203956A (en) * | 1976-02-10 | 1980-05-20 | Hoechst Aktiengesellschaft | Process and apparatus for recovering alcoholic phosphoric acid solutions from acid phosphates |
| US4197280A (en) * | 1978-10-02 | 1980-04-08 | Stauffer Chemical Company | Wet process phosphoric acid purification |
| US4311681A (en) * | 1980-05-19 | 1982-01-19 | Fmc Corporation | Method of regenerating phosphoric acid extraction solvent |
| RU2174491C1 (ru) * | 2000-12-20 | 2001-10-10 | Открытое акционерное общество "Научно-исследовательский институт по удобрениям и инсектофунгицидам" | Способ очистки экстракционной фосфорной кислоты |
| JP2008247733A (ja) * | 2007-03-14 | 2008-10-16 | Niro Process Technology Bv | リン酸リッチストリームの精製 |
| CN104069647B (zh) * | 2014-06-11 | 2016-09-28 | 陈锂 | 一种高选择性离子对型萃取剂及用其萃取湿法磷酸的方法 |
| CN105603215B (zh) * | 2015-12-30 | 2017-12-19 | 武汉工程大学 | 一种利用萃取剂和盐酸酸解技术从磷钾伴生矿高效浸取K，Ca，Mg，P的方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3497330A (en) * | 1965-02-08 | 1970-02-24 | Kaiser Aluminium Chem Corp | Solvent extraction of iron from phosphoric acid |
| FR1531487A (fr) * | 1967-05-11 | 1968-07-05 | Pechiney Saint Gobain | Procédé continu perfectionné de purification de l'acide phosphorique par les solvants |
| US3595613A (en) * | 1968-07-01 | 1971-07-27 | Allied Chem | Production of phosphoric acid |
| US3684439A (en) * | 1970-09-22 | 1972-08-15 | Monsanto Co | Handling of raffinates from wet phosphoric acid purification |
| US3723606A (en) * | 1970-12-21 | 1973-03-27 | Allied Chem | Production of phosphoric acid |
-
1973
- 1973-01-19 JP JP48007901A patent/JPS4995894A/ja active Pending
- 1973-12-12 FR FR7344415A patent/FR2327193A1/fr active Granted
-
1974
- 1974-01-08 US US431761A patent/US3919396A/en not_active Expired - Lifetime
- 1974-01-10 GB GB119874A patent/GB1456682A/en not_active Expired
- 1974-01-15 BR BR251/74A patent/BR7400251D0/pt unknown
- 1974-01-16 IT IT19471/74A patent/IT1003413B/it active
- 1974-01-16 DE DE2401959A patent/DE2401959C3/de not_active Expired
- 1974-01-18 AU AU64642/74A patent/AU474587B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1003413B (it) | 1976-06-10 |
| FR2327193A1 (fr) | 1977-05-06 |
| AU474587B2 (en) | 1976-07-29 |
| BR7400251D0 (pt) | 1974-08-22 |
| GB1456682A (en) | 1976-11-24 |
| DE2401959A1 (de) | 1974-07-25 |
| US3919396A (en) | 1975-11-11 |
| AU6464274A (en) | 1975-07-24 |
| FR2327193B1 (OSRAM) | 1978-03-24 |
| DE2401959C3 (de) | 1978-04-13 |
| DE2401959B2 (de) | 1977-08-18 |