NL8200723A - Werkwijze voor het winnen van uranium uit langs natte weg verkregen fosforzuur. - Google Patents
Werkwijze voor het winnen van uranium uit langs natte weg verkregen fosforzuur. Download PDFInfo
- Publication number
- NL8200723A NL8200723A NL8200723A NL8200723A NL8200723A NL 8200723 A NL8200723 A NL 8200723A NL 8200723 A NL8200723 A NL 8200723A NL 8200723 A NL8200723 A NL 8200723A NL 8200723 A NL8200723 A NL 8200723A
- Authority
- NL
- Netherlands
- Prior art keywords
- gypsum
- phosphoric acid
- uranium
- acid solution
- hemihydrate
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2424281A JPS57140319A (en) | 1981-02-23 | 1981-02-23 | Recovering method for uranium from wet process phosphoric acid |
JP2424281 | 1981-02-23 | ||
JP16207781 | 1981-10-13 | ||
JP16207781A JPS6035286B2 (ja) | 1981-10-13 | 1981-10-13 | 湿式リン酸からウランを回収する方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL8200723A true NL8200723A (nl) | 1982-09-16 |
Family
ID=26361737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8200723A NL8200723A (nl) | 1981-02-23 | 1982-02-23 | Werkwijze voor het winnen van uranium uit langs natte weg verkregen fosforzuur. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4431610A (it) |
DE (1) | DE3206355A1 (it) |
FR (1) | FR2500429B1 (it) |
GB (1) | GB2094281B (it) |
IT (1) | IT1151105B (it) |
NL (1) | NL8200723A (it) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2542302B1 (fr) * | 1983-03-08 | 1985-10-25 | Pechiney Ugine Kuhlmann Uran | Procede ameliore de recuperation par solvant de l'uranium present dans l'acide phosphorique |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3632307A (en) * | 1969-04-09 | 1972-01-04 | Albatros Super Fosfaatfabrieke | Process for the preparation of phosphoric acid and gypsum from phosphate rock |
JPS55144419A (en) * | 1979-05-01 | 1980-11-11 | Nissan Eng Kk | Manufacture of phosphoric acid involving recovery of uranium |
US4311677A (en) * | 1979-12-03 | 1982-01-19 | Swiss Aluminium Ltd. | Process for producing phosphoric acid |
IL59206A (en) * | 1980-01-23 | 1982-12-31 | Israel State | Recovery of uranium from rock phosphate |
-
1982
- 1982-02-19 IT IT19757/82A patent/IT1151105B/it active
- 1982-02-22 DE DE19823206355 patent/DE3206355A1/de active Granted
- 1982-02-22 US US06/351,171 patent/US4431610A/en not_active Expired - Fee Related
- 1982-02-22 GB GB8205138A patent/GB2094281B/en not_active Expired
- 1982-02-22 FR FR8202873A patent/FR2500429B1/fr not_active Expired
- 1982-02-23 NL NL8200723A patent/NL8200723A/nl not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE3206355A1 (de) | 1982-09-16 |
US4431610A (en) | 1984-02-14 |
IT1151105B (it) | 1986-12-17 |
IT8219757A0 (it) | 1982-02-19 |
DE3206355C2 (it) | 1987-05-27 |
GB2094281B (en) | 1985-04-24 |
FR2500429B1 (fr) | 1986-03-21 |
GB2094281A (en) | 1982-09-15 |
FR2500429A1 (fr) | 1982-08-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A1A | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
A85 | Still pending on 85-01-01 | ||
BC | A request for examination has been filed | ||
BV | The patent application has lapsed |