NO127345B - - Google Patents
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- Publication number
- NO127345B NO127345B NO00405/70*[A NO40570A NO127345B NO 127345 B NO127345 B NO 127345B NO 40570 A NO40570 A NO 40570A NO 127345 B NO127345 B NO 127345B
- Authority
- NO
- Norway
- Prior art keywords
- niobium
- concentrate
- water
- content
- leached
- Prior art date
Links
- 229910052758 niobium Inorganic materials 0.000 claims description 47
- 239000010955 niobium Substances 0.000 claims description 47
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 47
- 239000012141 concentrate Substances 0.000 claims description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 23
- 238000002386 leaching Methods 0.000 claims description 14
- 150000002822 niobium compounds Chemical class 0.000 claims description 14
- 239000007787 solid Substances 0.000 claims description 13
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 10
- 239000011707 mineral Substances 0.000 claims description 10
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 8
- 238000001556 precipitation Methods 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 6
- 239000000706 filtrate Substances 0.000 claims description 6
- 239000002244 precipitate Substances 0.000 claims description 6
- 239000000356 contaminant Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 30
- 239000000047 product Substances 0.000 description 14
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 239000000243 solution Substances 0.000 description 9
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 239000002002 slurry Substances 0.000 description 8
- 238000000746 purification Methods 0.000 description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000001354 calcination Methods 0.000 description 3
- 238000005188 flotation Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000000638 solvent extraction Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 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 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- -1 sodium hydroxide Chemical class 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910052776 Thorium Inorganic materials 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- YHBDIEWMOMLKOO-UHFFFAOYSA-I pentachloroniobium Chemical compound Cl[Nb](Cl)(Cl)(Cl)Cl YHBDIEWMOMLKOO-UHFFFAOYSA-I 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910001758 simpsonite Inorganic materials 0.000 description 1
- 150000003388 sodium compounds Chemical class 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G33/00—Compounds of niobium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic 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 |
|---|---|---|---|
| US79726569A | 1969-02-06 | 1969-02-06 | |
| US885965A US3640679A (en) | 1969-02-06 | 1969-12-17 | Process for recovery of columbium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO127345B true NO127345B (https=) | 1973-06-12 |
Family
ID=27121847
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO00405/70*[A NO127345B (https=) | 1969-02-06 | 1970-02-05 | |
| NO72145A NO132473C (https=) | 1969-02-06 | 1972-01-21 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO72145A NO132473C (https=) | 1969-02-06 | 1972-01-21 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3640679A (https=) |
| JP (1) | JPS4931404B1 (https=) |
| BE (1) | BE745616A (https=) |
| DE (1) | DE2004965A1 (https=) |
| FR (1) | FR2033998A5 (https=) |
| NO (2) | NO127345B (https=) |
| SE (1) | SE373388B (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE757612A (fr) * | 1970-01-05 | 1971-04-01 | Molybdenum Corp | Procedes ameliores pour la recuperation de columbium |
| US4446116A (en) * | 1981-04-02 | 1984-05-01 | Hermann C. Starck Bertin | Process for recovering niobium and/or tantalum compounds from such ores further containing complexes of uranium, thorium, titanium and/or rare earth metals |
| US4451438A (en) * | 1982-03-26 | 1984-05-29 | Herman C. Starck Berlin | Process for recovering niobium and/or tantalum metal compounds from such ores further containing complexes of uranium, thorium, titanium and/or rare earth metals |
| DE3918691A1 (de) * | 1989-06-08 | 1990-12-13 | Starck Hermann C Fa | Nioboxidpulver (nb(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)5(pfeil abwaerts)) sowie verfahren zu dessen herstellung |
| WO2015078493A1 (en) * | 2013-11-27 | 2015-06-04 | Outotec (Finland) Oy | Roasting of sulfur-poor metal oxide concentrates |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2481584A (en) * | 1946-02-21 | 1949-09-13 | Union Carbide & Carbon Corp | Separation of columbium and tantalum |
| US2819945A (en) * | 1955-02-15 | 1958-01-14 | Mallinckrodt Chemical Works | Method of separating values of columbium and/or tantalum from a concentrate also containing an element of group iv b |
| US3107976A (en) * | 1957-11-29 | 1963-10-22 | Ernest L Koerner | Niobium-tantalum separation |
| US2953453A (en) * | 1958-06-20 | 1960-09-20 | Nat Distillers Chem Corp | Recovery of columbium values |
| US3058825A (en) * | 1958-09-22 | 1962-10-16 | Paul B Cardon | Process for recovering columbium and tantalum from ores and ore concentrates containing same |
| US3003867A (en) * | 1959-05-22 | 1961-10-10 | Gulf Research Development Co | Process for recovery of niobium |
-
1969
- 1969-12-17 US US885965A patent/US3640679A/en not_active Expired - Lifetime
-
1970
- 1970-02-04 SE SE7001431A patent/SE373388B/xx unknown
- 1970-02-04 DE DE19702004965 patent/DE2004965A1/de active Pending
- 1970-02-05 FR FR7004150A patent/FR2033998A5/fr not_active Expired
- 1970-02-05 NO NO00405/70*[A patent/NO127345B/no unknown
- 1970-02-06 JP JP45010609A patent/JPS4931404B1/ja active Pending
- 1970-02-06 BE BE745616D patent/BE745616A/xx unknown
-
1972
- 1972-01-21 NO NO72145A patent/NO132473C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3640679A (en) | 1972-02-08 |
| SE373388B (sv) | 1975-02-03 |
| FR2033998A5 (en) | 1970-12-04 |
| BE745616A (fr) | 1970-08-06 |
| NO132473B (https=) | 1975-08-11 |
| JPS4931404B1 (https=) | 1974-08-21 |
| DE2004965A1 (de) | 1970-09-03 |
| NO132473C (https=) | 1975-11-19 |
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