BR8000441A - Processo para recuperacao de um concentrado contendo uranio e de acido fosforico purificado a partir de acido fosforico do prcesso via umida - Google Patents
Processo para recuperacao de um concentrado contendo uranio e de acido fosforico purificado a partir de acido fosforico do prcesso via umidaInfo
- Publication number
- BR8000441A BR8000441A BR8000441A BR8000441A BR8000441A BR 8000441 A BR8000441 A BR 8000441A BR 8000441 A BR8000441 A BR 8000441A BR 8000441 A BR8000441 A BR 8000441A BR 8000441 A BR8000441 A BR 8000441A
- Authority
- BR
- Brazil
- Prior art keywords
- phosphoric acid
- recovery
- concentrate containing
- humid
- containing uranium
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
- C22B60/0204—Obtaining thorium, uranium, or other actinides obtaining uranium
- C22B60/0217—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes
- C22B60/0252—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries
- C22B60/0278—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries by chemical methods
- C22B60/0282—Solutions containing P ions, e.g. treatment of solutions resulting from the leaching of phosphate ores or recovery of uranium from wet-process phosphoric acid
-
- 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
- C01B25/463—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 a ketone or a mixture of ketones
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
- C22B60/0204—Obtaining thorium, uranium, or other actinides obtaining uranium
- C22B60/0217—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes
- C22B60/0252—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries
- C22B60/026—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries liquid-liquid extraction with or without dissolution in organic solvents
Landscapes
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Geology (AREA)
- Metallurgy (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7900579A NL7900579A (nl) | 1979-01-25 | 1979-01-25 | Werkwijze voor het winnen van een uraniumbevattend concentraat en gezuiverd fosforzuur. |
NL7900580A NL7900580A (nl) | 1979-01-25 | 1979-01-25 | Werkwijze voor het winnen van een uraniumbevattend concentraat en gezuiverd fosforzuur. |
NL7900581A NL7900581A (nl) | 1979-01-25 | 1979-01-25 | Werkwijze voor het winnen van een uraniumbevattend concentraat en gezuiverd fosforzuur. |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8000441A true BR8000441A (pt) | 1980-10-14 |
Family
ID=27352055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8000441A BR8000441A (pt) | 1979-01-25 | 1980-01-24 | Processo para recuperacao de um concentrado contendo uranio e de acido fosforico purificado a partir de acido fosforico do prcesso via umida |
Country Status (7)
Country | Link |
---|---|
US (1) | US4514365A (pt) |
EP (1) | EP0015589B1 (pt) |
BR (1) | BR8000441A (pt) |
CA (1) | CA1151838A (pt) |
DE (1) | DE3065736D1 (pt) |
ES (1) | ES487897A1 (pt) |
IL (1) | IL59213A (pt) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8000832A (nl) * | 1980-02-11 | 1981-09-01 | Stamicarbon | Werkwijze voor het winnen van uranium uit natproces fosforzuur. |
NL8006571A (nl) * | 1980-12-03 | 1982-07-01 | Stamicarbon | Werkwijze voor het winnen van een uraniumbevattend concentraat en fosforzuur, alsmede uraniumbevattend concentraat en fosforzuur verkregen volgens deze werkwijze. |
FR2531698A2 (fr) * | 1981-11-17 | 1984-02-17 | Pechiney Ugine Kuhlmann Uran | Traitement de purification d'un concentre uranifere |
FR2539549B1 (fr) * | 1983-01-17 | 1988-10-14 | Rhone Poulenc Chim Base | Procede de recuperation globale de l'uranium, de l'yttrium, du thorium et des terres rares contenus dans une phase organique |
US4759913A (en) * | 1987-04-15 | 1988-07-26 | Freeport Research And Engineering Company | Recovery of liquid phases from three phase emulsions formed in solvent extraction processes |
US5275700A (en) * | 1990-06-29 | 1994-01-04 | The Procter & Gamble Company | Papermaking belt and method of making the same using a deformable casting surface |
WO2009134294A2 (en) | 2008-01-30 | 2009-11-05 | Integrity Consulting, Inc. | Destruction of mixed radioactive waste by catalyzed chemical oxidation |
WO2019210368A1 (en) | 2018-05-03 | 2019-11-07 | Arafura Resources Limited | Process for the recovery of rare earths |
WO2019210367A1 (en) | 2018-05-03 | 2019-11-07 | Arafura Resources Limited | Processing rare earth sulphate solutions |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US952002A (en) * | 1909-04-07 | 1910-03-15 | Macwilliam A Dwinell | Pen and pencil holder. |
US970007A (en) * | 1910-06-13 | 1910-09-13 | English & Mersick Co | Latch. |
US2873165A (en) * | 1950-05-26 | 1959-02-10 | Richard H Bailes | Uranium recovery process |
GB1342344A (en) * | 1970-01-30 | 1974-01-03 | Goulding Ltd W H M | Purification of phosphoric acid |
DE2050406C3 (de) * | 1970-10-14 | 1978-04-06 | Budenheim Rud A Oetker Chemie | Verfahren zur Reinigung von technischer Phosporsäure |
DE2053885B2 (de) * | 1970-11-03 | 1973-01-04 | Chemische Fabrik Budenheim, Rudolf A. Oetker, 6501 Budenheim | Verfahren zur gemeinsamen Entfernung von Sulfationen und kationischen Verunreinigungen aus technischer Naßverfahrensphosphorsäure |
BE788818A (fr) * | 1971-11-22 | 1973-01-02 | Budenheim Rud A Oetker Chemie | Procede de traitement de produits de regeneration d'echangeurs de cations et d'autres acides contenant des sels |
DE2204779B2 (de) * | 1972-02-02 | 1976-06-16 | Friedrich Uhde Gmbh, 4600 Dortmund | Verfahren zur herstellung von ammonphosphaten |
JPS5529134B2 (pt) * | 1972-07-31 | 1980-08-01 | ||
US3880980A (en) * | 1972-11-30 | 1975-04-29 | Allied Chem | Recovery of uranium from HCl digested phosphate rock solution |
US3975178A (en) * | 1973-10-12 | 1976-08-17 | Tennessee Valley Authority | Purification of wet-process phosphoric acid with methanol and ammonia |
US3937783A (en) * | 1974-02-21 | 1976-02-10 | Allied Chemical Corporation | Recovery of fluorine, uranium and rare earth metal values from phosphoric acid by-product brine raffinate |
UST952002I4 (pt) * | 1975-08-29 | 1976-11-02 | ||
FR2327961A1 (fr) * | 1975-10-15 | 1977-05-13 | Cerphos Ctre Etud Rech Phosph | Procede pour l'epuration de l'acide phosphorique |
US4070443A (en) * | 1976-02-13 | 1978-01-24 | Toyo Soda Manufacturing Co., Ltd. | Process for removing sulfate ions from extracted phosphoric acid with a barium compound |
UST970007I4 (en) * | 1977-03-25 | 1978-05-02 | Tennessee Valley Authority | Uranium recovery from wet-process phosphoric acid |
US4180545A (en) * | 1977-03-25 | 1979-12-25 | Tennessee Valley Authority | Uranium recovery from wet-process phosphoric acid |
US4236911A (en) * | 1979-11-08 | 1980-12-02 | Tennessee Valley Authority | Purification and conversion of phosphoric acid to ammonium phosphates |
-
1980
- 1980-01-22 ES ES487897A patent/ES487897A1/es not_active Expired
- 1980-01-22 EP EP80200059A patent/EP0015589B1/en not_active Expired
- 1980-01-22 DE DE8080200059T patent/DE3065736D1/de not_active Expired
- 1980-01-24 IL IL59213A patent/IL59213A/xx unknown
- 1980-01-24 CA CA000344336A patent/CA1151838A/en not_active Expired
- 1980-01-24 BR BR8000441A patent/BR8000441A/pt unknown
-
1982
- 1982-11-05 US US06/439,599 patent/US4514365A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
IL59213A (en) | 1983-05-15 |
CA1151838A (en) | 1983-08-16 |
EP0015589B1 (en) | 1983-11-30 |
ES487897A1 (es) | 1980-06-16 |
US4514365A (en) | 1985-04-30 |
EP0015589A1 (en) | 1980-09-17 |
DE3065736D1 (en) | 1984-01-05 |
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