FI66335C - Foerfarande foer tillvaratagning av uran ur oren fosforsyra - Google Patents
Foerfarande foer tillvaratagning av uran ur oren fosforsyra Download PDFInfo
- Publication number
- FI66335C FI66335C FI801647A FI801647A FI66335C FI 66335 C FI66335 C FI 66335C FI 801647 A FI801647 A FI 801647A FI 801647 A FI801647 A FI 801647A FI 66335 C FI66335 C FI 66335C
- Authority
- FI
- Finland
- Prior art keywords
- uranium
- phase
- phosphoric acid
- cycle
- organic
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical & Material 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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7912957 | 1979-05-22 | ||
| FR7912957A FR2457258A1 (fr) | 1979-05-22 | 1979-05-22 | Perfectionnement au procede de recuperation de l'uranium d'un acide phosphorique impur |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI801647A FI801647A (fi) | 1980-11-23 |
| FI66335B FI66335B (fi) | 1984-06-29 |
| FI66335C true FI66335C (fi) | 1984-10-10 |
Family
ID=9225722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI801647A FI66335C (fi) | 1979-05-22 | 1980-05-21 | Foerfarande foer tillvaratagning av uran ur oren fosforsyra |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4407780A (es) |
| JP (1) | JPS5924733B2 (es) |
| BE (1) | BE883419A (es) |
| BR (1) | BR8003182A (es) |
| CA (1) | CA1142365A (es) |
| DE (1) | DE3019411C2 (es) |
| EG (1) | EG14456A (es) |
| ES (1) | ES491669A0 (es) |
| FI (1) | FI66335C (es) |
| FR (1) | FR2457258A1 (es) |
| GB (1) | GB2051029B (es) |
| GR (1) | GR68068B (es) |
| IL (1) | IL60106A (es) |
| IT (1) | IT1145679B (es) |
| MA (1) | MA18854A1 (es) |
| MX (1) | MX6471E (es) |
| NL (1) | NL8002956A (es) |
| ZA (1) | ZA803014B (es) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1191696A (en) * | 1981-05-11 | 1985-08-13 | Paul L. Valint, Jr. | Liquid membrane process for uranium recovery |
| CA1194320A (en) * | 1981-06-15 | 1985-10-01 | Paul L. Valint, Jr. | Liquid membrane process for uranium recovery |
| CA1195508A (en) * | 1981-06-15 | 1985-10-22 | Paul L. Valint, Jr. | Liquid membrane process for uranium recovery |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2859092A (en) * | 1953-02-05 | 1958-11-04 | Richard H Bailes | Solvent extraction process for the recovery of metals from phosphoric acid |
| BE758317A (fr) * | 1969-11-27 | 1971-04-01 | Israel Atomic Energy Comm | Recuperation d'uranium a partir des phosphorites |
| US3737513A (en) * | 1970-07-02 | 1973-06-05 | Freeport Minerals Co | Recovery of uranium from an organic extractant by back extraction with h3po4 or hf |
| US3711591A (en) * | 1970-07-08 | 1973-01-16 | Atomic Energy Commission | Reductive stripping process for the recovery of uranium from wet-process phosphoric acid |
| 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 |
| US3966872A (en) * | 1973-11-01 | 1976-06-29 | Westinghouse Electric Corporation | Coupled cationic and anionic method of separating uranium |
| US3966873A (en) * | 1973-11-01 | 1976-06-29 | Westinghouse Electric Corporation | Uranium complex recycling method of purifying uranium liquors |
| US4105741A (en) * | 1976-03-08 | 1978-08-08 | Freeport Minerals Company | Process for recovery of uranium from wet process phosphoric acid |
| US4332776A (en) * | 1979-11-08 | 1982-06-01 | Wyoming Mineral Corporation | Extractant solvent restoration in the process for recovery of uranium from phosphoric acid |
-
1979
- 1979-05-22 FR FR7912957A patent/FR2457258A1/fr active Granted
-
1980
- 1980-05-19 JP JP55066328A patent/JPS5924733B2/ja not_active Expired
- 1980-05-19 MA MA19050A patent/MA18854A1/fr unknown
- 1980-05-19 IL IL60106A patent/IL60106A/xx unknown
- 1980-05-20 IT IT48729/80A patent/IT1145679B/it active
- 1980-05-20 GR GR62004A patent/GR68068B/el unknown
- 1980-05-21 BE BE0/200710A patent/BE883419A/fr unknown
- 1980-05-21 ES ES491669A patent/ES491669A0/es active Granted
- 1980-05-21 EG EG316/80A patent/EG14456A/xx active
- 1980-05-21 CA CA000352321A patent/CA1142365A/fr not_active Expired
- 1980-05-21 ZA ZA00803014A patent/ZA803014B/xx unknown
- 1980-05-21 GB GB8016824A patent/GB2051029B/en not_active Expired
- 1980-05-21 DE DE3019411A patent/DE3019411C2/de not_active Expired
- 1980-05-21 FI FI801647A patent/FI66335C/fi not_active IP Right Cessation
- 1980-05-21 BR BR8003182A patent/BR8003182A/pt unknown
- 1980-05-21 NL NL8002956A patent/NL8002956A/nl not_active Application Discontinuation
- 1980-05-22 MX MX808833U patent/MX6471E/es unknown
- 1980-05-22 US US06/152,417 patent/US4407780A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2457258A1 (fr) | 1980-12-19 |
| ES8103779A1 (es) | 1981-03-16 |
| JPS569225A (en) | 1981-01-30 |
| EG14456A (en) | 1984-03-31 |
| US4407780A (en) | 1983-10-04 |
| BE883419A (fr) | 1980-11-21 |
| GR68068B (es) | 1981-10-29 |
| FI801647A (fi) | 1980-11-23 |
| NL8002956A (nl) | 1980-11-25 |
| DE3019411A1 (de) | 1980-11-27 |
| ZA803014B (en) | 1981-06-24 |
| DE3019411C2 (de) | 1983-02-17 |
| IT1145679B (it) | 1986-11-05 |
| GB2051029A (en) | 1981-01-14 |
| ES491669A0 (es) | 1981-03-16 |
| GB2051029B (en) | 1983-05-18 |
| BR8003182A (pt) | 1980-12-30 |
| CA1142365A (fr) | 1983-03-08 |
| FR2457258B1 (es) | 1981-07-03 |
| IT8048729A0 (it) | 1980-05-20 |
| JPS5924733B2 (ja) | 1984-06-12 |
| IL60106A (en) | 1983-11-30 |
| MA18854A1 (fr) | 1980-12-31 |
| MX6471E (es) | 1985-06-11 |
| FI66335B (fi) | 1984-06-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: RHONE- POULENC INDUSTRIES |