BR8200991A - Processo para remover uranio de um agente de extracao organico e processo para recuperar uranio a partir de acido fosforico de processo umido - Google Patents
Processo para remover uranio de um agente de extracao organico e processo para recuperar uranio a partir de acido fosforico de processo umidoInfo
- Publication number
- BR8200991A BR8200991A BR8200991A BR8200991A BR8200991A BR 8200991 A BR8200991 A BR 8200991A BR 8200991 A BR8200991 A BR 8200991A BR 8200991 A BR8200991 A BR 8200991A BR 8200991 A BR8200991 A BR 8200991A
- Authority
- BR
- Brazil
- Prior art keywords
- uranium
- phosphoric acid
- humid
- extraction agent
- organic extraction
- 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
- C22B60/026—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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/238,555 US4652431A (en) | 1981-02-26 | 1981-02-26 | Process for recovering uranium using an alkyl pyrophosphoric acid and alkaline stripping solution |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8200991A true BR8200991A (pt) | 1983-01-04 |
Family
ID=22898420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8200991A BR8200991A (pt) | 1981-02-26 | 1982-02-25 | Processo para remover uranio de um agente de extracao organico e processo para recuperar uranio a partir de acido fosforico de processo umido |
Country Status (10)
Country | Link |
---|---|
US (1) | US4652431A (pt) |
JP (1) | JPS57175730A (pt) |
KR (1) | KR830009241A (pt) |
BR (1) | BR8200991A (pt) |
ES (1) | ES8405733A1 (pt) |
JO (1) | JO1276B1 (pt) |
MA (1) | MA19285A1 (pt) |
OA (1) | OA07020A (pt) |
PT (1) | PT74499B (pt) |
ZA (1) | ZA821117B (pt) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63201015A (ja) * | 1987-02-17 | 1988-08-19 | Mitsubishi Kasei Corp | トリウムの分離方法 |
DE3718338A1 (de) * | 1987-06-01 | 1989-01-05 | Karlsruhe Wiederaufarbeit | Verfahren und vorrichtung zur loesungsmittelwaesche bei der wiederaufarbeitung von bestrahlten kernbrennstoffen |
CN116395779B (zh) * | 2023-06-07 | 2023-09-26 | 赛恩斯环保股份有限公司 | 一种从污酸硫化后液中抑镉萃氟的方法 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2866680A (en) * | 1955-03-02 | 1958-12-30 | Ray S Long | Alkyl pyrophosphate metal solvent extractants and process |
US2947774A (en) * | 1956-04-25 | 1960-08-02 | Charles A Levine | Preparation of alkyl pyrophosphate extractants |
US2859094A (en) * | 1957-02-07 | 1958-11-04 | John M Schmitt | Uranium extraction process using synergistic reagents |
NL264124A (pt) * | 1960-04-28 | 1900-01-01 | ||
US3835214A (en) * | 1972-08-15 | 1974-09-10 | Atomic Energy Commission | Oxidative stripping process for the recovery of uranium from wet-process phosphoric acid |
US4002716A (en) * | 1973-08-23 | 1977-01-11 | Westinghouse Electric Corporation | Sulfide precipitation method of separating uranium from group II and group III metal ions |
US3987145A (en) * | 1975-05-15 | 1976-10-19 | The United States Of America As Represented By The United States Energy Research And Development Administration | Ferric ion as a scavenging agent in a solvent extraction process |
FR2396803A1 (fr) * | 1977-07-05 | 1979-02-02 | Cogema | Procede d'extraction d'uranium a partir d'acide phosphorique de voie humide |
FR2423545A1 (fr) * | 1977-08-25 | 1979-11-16 | Minemet Rech Sa | Procede pour la recuperation de l'uranium contenu dans des solutions phosphatees |
US4243637A (en) * | 1977-10-11 | 1981-01-06 | Occidental Petroleum Company | Uranium recovery from pre-treated phosphoric acid |
US4255392A (en) * | 1978-07-13 | 1981-03-10 | Wyoming Mineral Corp. | Method of separating iron from uranium |
FR2449652A2 (fr) * | 1979-02-23 | 1980-09-19 | Minemet Rech Sa | Procede pour la recuperation de l'uranium contenu dans des composes phosphates |
FR2435444A1 (fr) * | 1978-09-08 | 1980-04-04 | Minemet Rech Sa | Procede pour la recuperation de l'uranium contenu dans des composes phosphates |
US4311676A (en) * | 1978-09-08 | 1982-01-19 | Minemet Recherche | Process for the recovery of uranium contained in phosphated compounds |
FR2459205A2 (fr) * | 1979-06-15 | 1981-01-09 | Commissariat Energie Atomique | Procede de recuperation de l'uranium present dans une solution d'acide phosphorique |
IL58726A (en) * | 1978-11-28 | 1982-12-31 | Commissariat Energie Atomique | Recovery of uranium from phosphoric acid solutions |
FR2450233A1 (fr) * | 1979-02-28 | 1980-09-26 | Rhone Poulenc Ind | Procede de recuperation de l'uranium contenu dans un acide phosphorique impur |
FR2461681A1 (fr) * | 1979-07-20 | 1981-02-06 | Rhone Poulenc Ind | Perfectionnement au procede de recuperation de l'uranium d'un acide phosphorique impur |
GB2054545B (en) * | 1980-07-18 | 1983-02-23 | Rhone Poulenc Ind | Recovery of uranium from an impure phosphoric acid |
-
1981
- 1981-02-26 US US06/238,555 patent/US4652431A/en not_active Expired - Fee Related
- 1981-09-25 MA MA19486A patent/MA19285A1/fr unknown
-
1982
- 1982-02-06 OA OA57615A patent/OA07020A/xx unknown
- 1982-02-19 ZA ZA821117A patent/ZA821117B/xx unknown
- 1982-02-20 JO JO19821276A patent/JO1276B1/en active
- 1982-02-25 BR BR8200991A patent/BR8200991A/pt unknown
- 1982-02-26 JP JP3043882A patent/JPS57175730A/ja active Pending
- 1982-02-26 KR KR1019820000848A patent/KR830009241A/ko unknown
- 1982-02-26 ES ES509954A patent/ES8405733A1/es not_active Expired
- 1982-02-26 PT PT7449982A patent/PT74499B/pt unknown
Also Published As
Publication number | Publication date |
---|---|
ZA821117B (en) | 1983-04-27 |
ES509954A0 (es) | 1984-06-16 |
JPS57175730A (en) | 1982-10-28 |
MA19285A1 (fr) | 1982-04-01 |
PT74499A (en) | 1982-03-01 |
KR830009241A (ko) | 1983-12-19 |
US4652431A (en) | 1987-03-24 |
PT74499B (en) | 1983-07-08 |
ES8405733A1 (es) | 1984-06-16 |
JO1276B1 (en) | 1985-04-20 |
OA07020A (fr) | 1983-08-31 |
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