ES502270A0 - Procedimiento para regenerar el disolvente de extraccion de acido fosforico - Google Patents
Procedimiento para regenerar el disolvente de extraccion de acido fosforicoInfo
- Publication number
- ES502270A0 ES502270A0 ES502270A ES502270A ES502270A0 ES 502270 A0 ES502270 A0 ES 502270A0 ES 502270 A ES502270 A ES 502270A ES 502270 A ES502270 A ES 502270A ES 502270 A0 ES502270 A0 ES 502270A0
- Authority
- ES
- Spain
- Prior art keywords
- regenerate
- procedure
- phosphoric acid
- extraction solvent
- extraction
- 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.)
- Granted
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
- C01B25/461—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound
- C01B25/465—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound the extracting agent being an ester or a mixture of esters
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/150,866 US4311681A (en) | 1980-05-19 | 1980-05-19 | Method of regenerating phosphoric acid extraction solvent |
Publications (2)
Publication Number | Publication Date |
---|---|
ES502270A0 true ES502270A0 (es) | 1982-04-01 |
ES8203628A1 ES8203628A1 (es) | 1982-04-01 |
Family
ID=22536318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES502270A Expired ES8203628A1 (es) | 1980-05-19 | 1981-05-18 | Procedimiento para regenerar el disolvente de extraccion de acido fosforico |
Country Status (10)
Country | Link |
---|---|
US (1) | US4311681A (es) |
EP (1) | EP0040487B2 (es) |
JP (1) | JPS6044244B2 (es) |
BR (1) | BR8103004A (es) |
CA (1) | CA1159222A (es) |
DE (1) | DE3160865D1 (es) |
ES (1) | ES8203628A1 (es) |
MX (1) | MX158958A (es) |
PH (1) | PH17382A (es) |
ZA (1) | ZA813226B (es) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57109702A (en) * | 1980-12-26 | 1982-07-08 | Kumiai Chem Ind Co Ltd | Powdered agricultural chemical emulsion |
US4394361A (en) * | 1982-05-24 | 1983-07-19 | Fmc Corporation | Method of purifying phosphoric acid |
US4643376A (en) * | 1982-09-30 | 1987-02-17 | The Boeing Company | Shock inducing pod for causing flow separation |
JPS6036402A (ja) * | 1983-08-09 | 1985-02-25 | Nichiden Kagaku Kk | 農薬組成物 |
US4751066A (en) * | 1986-05-08 | 1988-06-14 | Fmc Corporation | Process for preparing alkali metal phosphate |
TR28810A (tr) * | 1991-04-02 | 1997-04-07 | Rhone Poulenc Agrochimie | Bir kaplara koyma sistemi ve toksik veya tehlikeli mamülleri, mesela pestisidler ve bunlarin konsantratlari gibi zirai kimyasal bilesimleri depolamak, ambalajlamak ve nakletmek icin elverisli olan kaplar. |
DE69210816T2 (de) * | 1992-07-31 | 1997-01-02 | Foret Sa | Verfahren zur Entfernung von abgelagerten Verunreinigungen in einem organischen Strom zur Erzeugung reiner Phosphorsäure |
SE536607C2 (sv) | 2012-06-21 | 2014-03-25 | Easymining Sweden Ab | Framställning av ammoniumfosfater |
CN115974019B (zh) * | 2023-01-19 | 2024-03-12 | 广东邦普循环科技有限公司 | 一种溶剂萃取法净化湿法磷酸的方法 |
Family Cites Families (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1929441A (en) * | 1930-08-26 | 1933-10-10 | American Agricultural Chem Co | Process for obtaining orthophosphoric acid and/or conversion product thereof |
US1929442A (en) * | 1930-08-26 | 1933-10-10 | American Agricultural Chem Co | Process for obtaining orthophosphoric acid and/or conversion products thereof |
US1929443A (en) * | 1930-08-26 | 1933-10-10 | American Agricultural Chem Co | Process for obtaining alkali metal phosphates |
US2163100A (en) * | 1934-09-13 | 1939-06-20 | Du Pont | Production of finely divided sodamide |
US2917367A (en) * | 1957-01-22 | 1959-12-15 | Swift & Co | Purifying crude phosphoric acid |
US2962357A (en) * | 1957-02-18 | 1960-11-29 | Int Minerals & Chem Corp | Defluorination of phosphoric acid |
US3072461A (en) * | 1960-07-29 | 1963-01-08 | Dow Chemical Co | Preparation of phosphoric acid |
BE791820Q (fr) * | 1961-04-20 | 1973-03-16 | Rhone Progil | Fabrication de l'acide phosphorique |
GB974610A (en) * | 1962-05-24 | 1964-11-04 | Canadian Ind | Purification of phosphoric acid |
US3361527A (en) * | 1964-02-13 | 1968-01-02 | Monsanto Co | Process for separating iron from phosphoric acid containing the same |
NL151045B (nl) | 1964-11-30 | 1976-10-15 | Windmill Holland Bv | Werkwijze voor het verwijderen van fluor uit fosforzuur. |
FR1434190A (fr) * | 1965-01-05 | 1966-04-08 | Pechiney Saint Gobain | Procédé de fabrication d'acide phosphorique purifié |
FR1435877A (fr) * | 1965-01-18 | 1966-04-22 | Pechiney Saint Gobain | Procédé de purification d'acide phosphorique |
US3379501A (en) * | 1965-02-23 | 1968-04-23 | Fmc Corp | Phosphoric acid purification |
GB1117427A (en) * | 1965-03-25 | 1968-06-19 | Monsanto Co | Acid purification process |
US3410656A (en) * | 1966-06-01 | 1968-11-12 | Fmc Corp | Phosphoric acid purification |
US3433592A (en) * | 1966-04-07 | 1969-03-18 | Avraham Baniel | Method of purifying phosphoric acid |
FR1553095A (es) * | 1967-11-30 | 1969-01-10 | ||
US3964994A (en) * | 1969-11-28 | 1976-06-22 | Marathon Oil Company | H2 O2 -containing micellar dispersions |
US3956465A (en) * | 1970-06-12 | 1976-05-11 | Azote Et Produits Chimiques S.A. | Solvent purification of wet process phosphoric acid |
DE2029564C3 (de) * | 1970-06-16 | 1978-06-22 | Giulini Chemie Gmbh, 6700 Ludwigshafen | Verfahren zur Herstellung von reinen Alkaliphosphaten aus Rohphosphorsäure |
DE2035505C3 (de) * | 1970-07-17 | 1974-06-12 | Knapsack Ag, 5033 Huerth-Knapsack | Verfahren zur Herstellung reiner Alkaliphosphatlösungen |
US3694153A (en) * | 1970-10-30 | 1972-09-26 | Audrey E Stern | Liquid-liquid extraction process for the purification of phosphoric acid |
US3819810A (en) * | 1971-01-22 | 1974-06-25 | Fmc Corp | Phosphoric acid purification |
US3707357A (en) * | 1971-03-23 | 1972-12-26 | United States Steel Corp | Wet-process phosphoric acid extraction including separating solvent from extract by freezing solvent |
FR2132203B1 (es) * | 1971-03-29 | 1977-07-22 | Uss Eng & Consult | |
JPS5333960B2 (es) * | 1972-06-10 | 1978-09-18 | ||
US3840639A (en) * | 1972-07-03 | 1974-10-08 | Pennzoil Co | Method for the production of fluoride-free potassium phosphates |
JPS4995894A (es) * | 1973-01-19 | 1974-09-11 | ||
LU66958A1 (es) * | 1973-02-02 | 1974-09-25 | ||
US4018869A (en) * | 1973-06-06 | 1977-04-19 | Chemische Fabrik Budenheim Rudolf A. Oetker | Process for the extractive purification of phosphoric acid containing cationic impurities |
US4118462A (en) * | 1974-02-01 | 1978-10-03 | Rhone-Poulenc Industries | Process for the preparation of purified phosphoric solutions from phosphoric acid |
US3943204A (en) * | 1974-02-05 | 1976-03-09 | The United States Of America As Represented By The United States Energy Research And Development Administration | Method for improving the extraction properties of a tributyl phosphate solution |
DE2433307C3 (de) * | 1974-07-11 | 1984-03-22 | Chemische Fabrik Budenheim Rudolf A. Oetker, 6501 Budenheim | Verfahren zur Abtrennung eines Phosphorsäure-organisches Lösungsmittel-Wasser-Gemisches |
US4207302A (en) * | 1974-07-18 | 1980-06-10 | Freeport Minerals Company | Method of treating phosphoric acid to prevent crud formation during solvent extraction |
JPS5112395A (ja) | 1974-07-18 | 1976-01-30 | Freeport Minerals Co | Yobaichushutsuchunosuratsujiseiseioboshisururinsanshorihoho |
FR2281892A1 (fr) * | 1974-08-13 | 1976-03-12 | Rhone Poulenc Ind | Procede de defluoration d'acide phosphorique |
US3972982A (en) * | 1975-03-03 | 1976-08-03 | Monsanto Company | Process for removing fluorine compounds from phosphoric acid |
US3993736A (en) * | 1975-08-14 | 1976-11-23 | Stauffer Chemical Company | Food grade phosphoric acid from wet process acid |
JPS5297394A (en) * | 1976-02-13 | 1977-08-16 | Toyo Soda Mfg Co Ltd | Removal of organic matter in phosphoric acid |
ZA774159B (en) * | 1977-10-27 | 1978-07-26 | Albright & Wilson | Process for preparing phosphate salts |
DE2657189B2 (de) * | 1976-12-17 | 1980-02-07 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Reinigung von NaBverfahrensphosphorsäure |
-
1980
- 1980-05-19 US US06/150,866 patent/US4311681A/en not_active Expired - Lifetime
-
1981
- 1981-05-05 EP EP81301974A patent/EP0040487B2/en not_active Expired
- 1981-05-05 DE DE8181301974T patent/DE3160865D1/de not_active Expired
- 1981-05-06 CA CA000376978A patent/CA1159222A/en not_active Expired
- 1981-05-14 BR BR8103004A patent/BR8103004A/pt unknown
- 1981-05-14 ZA ZA00813226A patent/ZA813226B/xx unknown
- 1981-05-15 PH PH25638A patent/PH17382A/en unknown
- 1981-05-18 ES ES502270A patent/ES8203628A1/es not_active Expired
- 1981-05-19 JP JP56074333A patent/JPS6044244B2/ja not_active Expired
- 1981-05-19 MX MX187391A patent/MX158958A/es unknown
Also Published As
Publication number | Publication date |
---|---|
DE3160865D1 (en) | 1983-10-20 |
JPS5715802A (en) | 1982-01-27 |
ES8203628A1 (es) | 1982-04-01 |
US4311681A (en) | 1982-01-19 |
CA1159222A (en) | 1983-12-27 |
EP0040487B1 (en) | 1983-09-14 |
ZA813226B (en) | 1982-06-30 |
EP0040487B2 (en) | 1987-09-09 |
BR8103004A (pt) | 1982-02-09 |
EP0040487A1 (en) | 1981-11-25 |
PH17382A (en) | 1984-08-06 |
JPS6044244B2 (ja) | 1985-10-02 |
MX158958A (es) | 1989-04-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20011110 |