BE712510A - - Google Patents
Info
- Publication number
- BE712510A BE712510A BE712510DA BE712510A BE 712510 A BE712510 A BE 712510A BE 712510D A BE712510D A BE 712510DA BE 712510 A BE712510 A BE 712510A
- Authority
- BE
- Belgium
- Prior art keywords
- sep
- acid
- metals
- organic
- thorium
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 claims description 50
- 239000002184 metal Substances 0.000 claims description 50
- 150000002739 metals Chemical class 0.000 claims description 49
- 238000000605 extraction Methods 0.000 claims description 40
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 claims description 39
- 229910052776 Thorium Inorganic materials 0.000 claims description 39
- 239000002253 acid Substances 0.000 claims description 33
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 30
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 29
- 150000002910 rare earth metals Chemical class 0.000 claims description 29
- 239000012071 phase Substances 0.000 claims description 27
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 22
- 230000002378 acidificating effect Effects 0.000 claims description 14
- SEGLCEQVOFDUPX-UHFFFAOYSA-N di-(2-ethylhexyl)phosphoric acid Chemical compound CCCCC(CC)COP(O)(=O)OCC(CC)CCCC SEGLCEQVOFDUPX-UHFFFAOYSA-N 0.000 claims description 14
- 239000012074 organic phase Substances 0.000 claims description 14
- 235000011007 phosphoric acid Nutrition 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 13
- 239000007864 aqueous solution Substances 0.000 claims description 12
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 9
- 239000003350 kerosene Substances 0.000 claims description 9
- 229910017604 nitric acid Inorganic materials 0.000 claims description 9
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims description 8
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 6
- 125000005499 phosphonyl group Chemical group 0.000 claims description 5
- 229910019142 PO4 Inorganic materials 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 239000008346 aqueous phase Substances 0.000 claims description 4
- 235000021317 phosphate Nutrition 0.000 claims description 4
- 125000005600 alkyl phosphonate group Chemical group 0.000 claims description 2
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 claims 3
- 239000011707 mineral Substances 0.000 claims 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims 2
- 239000010452 phosphate Substances 0.000 claims 2
- FFBHFFJDDLITSX-UHFFFAOYSA-N benzyl N-[2-hydroxy-4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound OC1=C(NC(=O)OCC2=CC=CC=C2)C=CC(=C1)N1CCOCC1=O FFBHFFJDDLITSX-UHFFFAOYSA-N 0.000 claims 1
- 238000009472 formulation Methods 0.000 claims 1
- MPQXHAGKBWFSNV-UHFFFAOYSA-N oxidophosphanium Chemical class [PH3]=O MPQXHAGKBWFSNV-UHFFFAOYSA-N 0.000 claims 1
- 239000000243 solution Substances 0.000 description 31
- 229910052727 yttrium Inorganic materials 0.000 description 17
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 239000002904 solvent Substances 0.000 description 8
- 229910052770 Uranium Inorganic materials 0.000 description 6
- 238000011084 recovery Methods 0.000 description 6
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 6
- 238000000926 separation method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 4
- 239000003085 diluting agent Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 239000011260 aqueous acid Substances 0.000 description 2
- 239000012736 aqueous medium Substances 0.000 description 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- -1 2-ethylhexyl Chemical group 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910004366 ThF4 Inorganic materials 0.000 description 1
- 239000000061 acid fraction Substances 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- TVACALAUIQMRDF-UHFFFAOYSA-N dodecyl dihydrogen phosphate Chemical compound CCCCCCCCCCCCOP(O)(O)=O TVACALAUIQMRDF-UHFFFAOYSA-N 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- CYZASAMUYFRGTI-UHFFFAOYSA-N heptadecyl dihydrogen phosphate Chemical compound CCCCCCCCCCCCCCCCCOP(O)(O)=O CYZASAMUYFRGTI-UHFFFAOYSA-N 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F15/00—Compounds of thorium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US514127A US3378352A (en) | 1965-12-15 | 1965-12-15 | Process for extracting thorium and rare earths |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE712510A true BE712510A (enrdf_load_stackoverflow) | 1968-09-20 |
Family
ID=24045918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE712510D BE712510A (enrdf_load_stackoverflow) | 1965-12-15 | 1968-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE712510A (enrdf_load_stackoverflow) |
-
1968
- 1968-03-20 BE BE712510D patent/BE712510A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1201597A (fr) | Procede d'extraction et de separation de l'uranium, du thorium et des terres rares par traitement de solutions aqueuses de chlorures de ces elements | |
| CA1233025A (fr) | Procede de separation des terres rares par extraction liquide-liquide | |
| US7282187B1 (en) | Recovery of metal values | |
| EP0388250B1 (fr) | Procédé de traitement de minerais de terres rares | |
| EP0021990B1 (fr) | Procédé de traitement de mélange d'oxydes de terres rares et de gallium | |
| US3399055A (en) | Separation of cobalt by liquid extraction from acid solutions | |
| EP0090692B1 (fr) | Procédé de récuperation et de purification d'un acide sulfurique residuaire contenant des sels de titane | |
| US3751553A (en) | Process for separating yttrium values from the lanthanides | |
| US4241027A (en) | Reductive stripping process for the recovery of either or both uranium and vanadium | |
| US2962372A (en) | Columbium and tantalum separation | |
| US4018869A (en) | Process for the extractive purification of phosphoric acid containing cationic impurities | |
| US3378352A (en) | Process for extracting thorium and rare earths | |
| BE1007419A3 (fr) | Recuperation d'indium a l'aide d'une extraction par solvant en se servant d'oxydes de trialkylphosphines. | |
| WO2017001494A1 (fr) | Procede de separation du fer d'une phase organique contenant de l'uranium et procede d'extraction de l'uranium d'une solution aqueuse d'acide mineral contenant de l'uranium et du fer | |
| EP0026132A1 (fr) | Procédé permettant la récupération globale de l'uranium, des terres rares, du thorium et de l'yttrium contenus dans une solution acide | |
| US4261959A (en) | Process for extracting ferric iron from an aqueous solution | |
| CA1073566A (en) | Process for treating an acid waste liquid | |
| US2869980A (en) | Process for the recovery of metals from high-lime carnotite ores | |
| BE712510A (enrdf_load_stackoverflow) | ||
| US4427640A (en) | Sequential process for extraction and recovery of vanadium and uranium from wet process acids | |
| US3219422A (en) | Extraction of alkaline earth metal values using liquid ion exchanger | |
| IL32320A (en) | Process for the recovery of phosphoric acid from the aqueous liquors obtained by the decomposition of rock phosphate with hydrochloric or nitric acid | |
| EP0210934B1 (fr) | Procédé de séparation de terres rares et de l'uranium d'un concentré de tétrafluorure d'uranium et de leur valorisation | |
| US3151933A (en) | Solvent extraction process for the recovery of vanadium from solutions | |
| EP0251399A1 (fr) | Procédé de séparation ou de récupération de plutonium et plutonium ainsi obtenu |