CA1099927A - Process for the chemical treatment of uraniferous ores containing sulfur compounds and/or organic components by alkaline leaching - Google Patents
Process for the chemical treatment of uraniferous ores containing sulfur compounds and/or organic components by alkaline leachingInfo
- Publication number
- CA1099927A CA1099927A CA296,398A CA296398A CA1099927A CA 1099927 A CA1099927 A CA 1099927A CA 296398 A CA296398 A CA 296398A CA 1099927 A CA1099927 A CA 1099927A
- Authority
- CA
- Canada
- Prior art keywords
- ore
- leach
- sodium carbonate
- solution
- leach solution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims abstract description 69
- 230000008569 process Effects 0.000 title claims abstract description 68
- 238000002386 leaching Methods 0.000 title claims description 45
- 239000000126 substance Substances 0.000 title description 6
- 150000003464 sulfur compounds Chemical class 0.000 title 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 108
- 239000000243 solution Substances 0.000 claims abstract description 94
- 229910052770 Uranium Inorganic materials 0.000 claims abstract description 56
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 claims abstract description 55
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 52
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 19
- 239000011593 sulfur Substances 0.000 claims abstract description 19
- 238000000605 extraction Methods 0.000 claims abstract description 18
- 238000005063 solubilization Methods 0.000 claims abstract description 18
- 230000007928 solubilization Effects 0.000 claims abstract description 18
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims abstract description 14
- 230000001590 oxidative effect Effects 0.000 claims abstract description 12
- 239000007800 oxidant agent Substances 0.000 claims abstract description 11
- 150000004763 sulfides Chemical class 0.000 claims abstract description 7
- 230000009471 action Effects 0.000 claims abstract description 6
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims abstract description 5
- 239000012670 alkaline solution Substances 0.000 claims abstract description 4
- 150000001224 Uranium Chemical class 0.000 claims abstract 2
- 238000005406 washing Methods 0.000 claims description 21
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 239000005416 organic matter Substances 0.000 claims description 15
- 239000002253 acid Substances 0.000 claims description 14
- 235000014413 iron hydroxide Nutrition 0.000 claims description 10
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 238000011176 pooling Methods 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 8
- 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 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 239000011734 sodium Substances 0.000 claims description 7
- 229910052708 sodium Inorganic materials 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- RAQDACVRFCEPDA-UHFFFAOYSA-L ferrous carbonate Chemical compound [Fe+2].[O-]C([O-])=O RAQDACVRFCEPDA-UHFFFAOYSA-L 0.000 claims description 5
- 150000003839 salts Chemical class 0.000 claims description 5
- 150000007513 acids Chemical class 0.000 claims description 4
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 4
- 239000000920 calcium hydroxide Substances 0.000 claims description 4
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 4
- 230000007935 neutral effect Effects 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 3
- 230000006872 improvement Effects 0.000 claims description 3
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 2
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 239000007864 aqueous solution Substances 0.000 claims 3
- 235000017550 sodium carbonate Nutrition 0.000 description 30
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 13
- 238000009434 installation Methods 0.000 description 10
- 238000012360 testing method Methods 0.000 description 9
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 7
- 238000001914 filtration Methods 0.000 description 7
- 229910052938 sodium sulfate Inorganic materials 0.000 description 7
- 235000011152 sodium sulphate Nutrition 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 6
- 239000002609 medium Substances 0.000 description 6
- 239000007832 Na2SO4 Substances 0.000 description 5
- 239000000470 constituent Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010926 purge Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000014509 gene expression Effects 0.000 description 3
- 239000004021 humic acid Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 159000000014 iron salts Chemical class 0.000 description 3
- FLTRNWIFKITPIO-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe] FLTRNWIFKITPIO-UHFFFAOYSA-N 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 235000011182 sodium carbonates Nutrition 0.000 description 3
- 229940032330 sulfuric acid Drugs 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000006399 behavior Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical class [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910000512 ankerite Inorganic materials 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 235000010216 calcium carbonate Nutrition 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910000015 iron(II) carbonate Inorganic materials 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 229910052960 marcasite Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 1
- 229910052683 pyrite Inorganic materials 0.000 description 1
- 229910052952 pyrrhotite Inorganic materials 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000010850 salt effect Methods 0.000 description 1
- 229910021646 siderite Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
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
- C22B60/0221—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes by leaching
- C22B60/0247—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes by leaching using basic solutions or liquors
-
- 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
- C22B60/0221—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes by leaching
- C22B60/0226—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes by leaching using acidic solutions or liquors
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7703486A FR2379612A1 (fr) | 1977-02-08 | 1977-02-08 | Procede de traitement chimique de minerais uraniferes contenant des composes du souffre et/ou des matieres organiques, par lixiviation alcaline |
| FR7703486 | 1977-02-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1099927A true CA1099927A (en) | 1981-04-28 |
Family
ID=9186444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA296,398A Expired CA1099927A (en) | 1977-02-08 | 1978-02-07 | Process for the chemical treatment of uraniferous ores containing sulfur compounds and/or organic components by alkaline leaching |
Country Status (9)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| OA06179A (fr) * | 1978-02-09 | 1981-06-30 | Pechiney Aluminium | Attaque à haute température de minerais par une liqueur contenant pour l'essentiel un bicarbonate soluble. |
| FR2462482A1 (fr) * | 1979-07-27 | 1981-02-13 | Pechiney Aluminium | Procede d'attaque oxydante d'un minerai uranifere par une liqueur carbonatee |
| FR2475065A2 (fr) * | 1979-07-27 | 1981-08-07 | Pechiney Aluminium | Procede d'attaque oxydante d'un minerai uranifere par une liqueur carbonatee |
| US4489042A (en) * | 1981-12-28 | 1984-12-18 | Mobil Oil Corporation | Process for recovery of mineral values from subterranean formations |
| US4438077A (en) | 1982-04-27 | 1984-03-20 | Mobil Oil Corporation | Two stage selective oxidative leach method to separately recover uranium and refractory uranium-mineral complexes |
| US4454097A (en) * | 1982-10-21 | 1984-06-12 | Inderjit Nirdosh | Process of extracting both uranium and radium from uranium-containing ores |
| PH20901A (en) * | 1983-04-27 | 1987-05-27 | Pechiney Uranium | High-temperature pretreatment by means of an alkaline aqueous solution of ores having an argillaceous gangue containg at least one usable element |
| FR2545105A1 (fr) * | 1983-04-27 | 1984-11-02 | Pechiney Uranium | Pretraitement a haute temperature de minerais uranifere, vanadifere ou molybdenifere a gangue argileuse au moyen d'une solution aqueuse alcaline |
| FR2632657B1 (fr) * | 1988-06-10 | 1990-09-28 | Cogema | Procede de traitement d'un minerai uranifere en limitant les pertes de reactifs |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2654653A (en) * | 1949-08-08 | 1953-10-06 | Ralph D Nye | Method of producing concentrates of uranium and vanadium from lowbearing ores |
| US2992887A (en) * | 1952-09-25 | 1961-07-18 | Thunaes Arvid | Leaching of uranium ores using alkaline carbonates and bicarbonates at atmospheric pressure |
| US2964380A (en) * | 1955-01-14 | 1960-12-13 | Nuclear Dev Corp Of America | Recovery of uranium and vanadium values from ores |
| US2979378A (en) * | 1957-12-18 | 1961-04-11 | Phillips Petroleum Co | Processing of uranium ores |
| US3022135A (en) * | 1958-02-26 | 1962-02-20 | Phillips Petroleum Co | Uranium recovery process |
| US2950951A (en) * | 1958-07-28 | 1960-08-30 | Phillips Petroleum Co | Carbonate leach uranium milling process |
| US3081147A (en) * | 1959-12-18 | 1963-03-12 | Phillips Petroleum Co | Control of carbonate concentration in carbonate leaching of uranium-bearing ores by calcium sulfate addition |
| US3105734A (en) * | 1960-04-18 | 1963-10-01 | Phillips Petroleum Co | Removal of silica from uranium-containing solution |
| US3210151A (en) * | 1961-07-20 | 1965-10-05 | Phillips Petroleum Co | Recovery of uranium and vanadium |
| US3708206A (en) * | 1970-07-20 | 1973-01-02 | Union Carbide Corp | Process for leaching base elements, such as uranium ore, in situ |
| US3792903A (en) * | 1971-08-30 | 1974-02-19 | Dalco Oil Co | Uranium solution mining process |
-
1977
- 1977-02-08 FR FR7703486A patent/FR2379612A1/fr active Granted
-
1978
- 1978-01-27 PT PT67590A patent/PT67590B/pt unknown
- 1978-02-06 DE DE2804910A patent/DE2804910C3/de not_active Expired
- 1978-02-06 ZA ZA00780693A patent/ZA78693B/xx unknown
- 1978-02-07 CA CA296,398A patent/CA1099927A/en not_active Expired
- 1978-02-07 AU AU33080/78A patent/AU516093B2/en not_active Expired
- 1978-02-08 ES ES466804A patent/ES466804A1/es not_active Expired
- 1978-02-08 OA OA56399A patent/OA05877A/xx unknown
- 1978-02-08 US US05/876,156 patent/US4206182A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| OA05877A (fr) | 1981-05-31 |
| US4206182A (en) | 1980-06-03 |
| AU516093B2 (en) | 1981-05-14 |
| ZA78693B (en) | 1979-03-28 |
| DE2804910A1 (de) | 1978-08-10 |
| ES466804A1 (es) | 1979-02-01 |
| FR2379612B1 (US20030157376A1-20030821-M00001.png) | 1980-02-08 |
| FR2379612A1 (fr) | 1978-09-01 |
| DE2804910C3 (de) | 1981-02-05 |
| PT67590A (fr) | 1978-02-01 |
| PT67590B (fr) | 1979-06-22 |
| AU3308078A (en) | 1979-08-16 |
| DE2804910B2 (US20030157376A1-20030821-M00001.png) | 1980-05-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |