ATE13318T1 - Behandlung von natrium-wolframat-laugenloesungen, die geloeste kieselsaeure-, phosphor- und fluorverunreinigungen enthalten. - Google Patents
Behandlung von natrium-wolframat-laugenloesungen, die geloeste kieselsaeure-, phosphor- und fluorverunreinigungen enthalten.Info
- Publication number
- ATE13318T1 ATE13318T1 AT82300212T AT82300212T ATE13318T1 AT E13318 T1 ATE13318 T1 AT E13318T1 AT 82300212 T AT82300212 T AT 82300212T AT 82300212 T AT82300212 T AT 82300212T AT E13318 T1 ATE13318 T1 AT E13318T1
- Authority
- AT
- Austria
- Prior art keywords
- liquor
- phosphorus
- impurities
- fluorous
- treatment
- Prior art date
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title abstract 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title abstract 3
- 239000011574 phosphorus Substances 0.000 title abstract 3
- 229910052698 phosphorus Inorganic materials 0.000 title abstract 3
- 239000000377 silicon dioxide Substances 0.000 title abstract 3
- 239000012535 impurity Substances 0.000 title abstract 2
- CZIMGECIMULZMS-UHFFFAOYSA-N [W].[Na] Chemical compound [W].[Na] CZIMGECIMULZMS-UHFFFAOYSA-N 0.000 title 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 abstract 2
- 229910052731 fluorine Inorganic materials 0.000 abstract 2
- 239000011737 fluorine Substances 0.000 abstract 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 239000011777 magnesium Substances 0.000 abstract 1
- 229910052749 magnesium Inorganic materials 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- XMVONEAAOPAGAO-UHFFFAOYSA-N sodium tungstate Chemical compound [Na+].[Na+].[O-][W]([O-])(=O)=O XMVONEAAOPAGAO-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G41/00—Compounds of tungsten
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Removal Of Specific Substances (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/225,907 US4311679A (en) | 1981-01-19 | 1981-01-19 | Treatment of sodium tungstate leach liquor containing dissolved silica, phosphorus, and fluorine impurities |
| EP82300212A EP0057524B1 (de) | 1981-01-19 | 1982-01-15 | Behandlung von Natrium-Wolframat-Laugenlösungen, die gelöste Kieselsäure-, Phosphor- und Fluorverunreinigungen enthalten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE13318T1 true ATE13318T1 (de) | 1985-06-15 |
Family
ID=22846768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT82300212T ATE13318T1 (de) | 1981-01-19 | 1982-01-15 | Behandlung von natrium-wolframat-laugenloesungen, die geloeste kieselsaeure-, phosphor- und fluorverunreinigungen enthalten. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4311679A (de) |
| EP (1) | EP0057524B1 (de) |
| JP (1) | JPS57166316A (de) |
| AT (1) | ATE13318T1 (de) |
| CA (1) | CA1181240A (de) |
| DE (1) | DE3263452D1 (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4552729A (en) * | 1984-12-07 | 1985-11-12 | Gte Products Corporation | Method for removing tin from sodium tungstate solution |
| US4560539A (en) * | 1985-01-11 | 1985-12-24 | Gte Products Corporation | Removal of ammonia from sodium tungstate solutions |
| US6039789A (en) * | 1998-03-27 | 2000-03-21 | Barrick Gold Corporation | Removal of boron and fluoride from water |
| RU2149200C1 (ru) * | 1998-12-28 | 2000-05-20 | ОАО Забайкальский горно-обогатительный комбинат | Способ гидрометаллургической переработки вольфрамовых концентратов |
| US7520993B1 (en) | 2007-12-06 | 2009-04-21 | Water & Power Technologies, Inc. | Water treatment process for oilfield produced water |
| CN104973628A (zh) * | 2015-06-30 | 2015-10-14 | 崇义章源钨业股份有限公司 | 净化钨酸钠溶液的方法 |
| CN108179270A (zh) * | 2017-12-18 | 2018-06-19 | 洛阳栾川钼业集团股份有限公司 | 一种降低钨酸钠溶液中硅含量的方法 |
| EP4578836A3 (de) * | 2019-02-18 | 2025-10-08 | Metso Finland Oy | Verfahren und prozessanordnung zur entfernung von verbindungen auf si-basis aus einer laugungsflüssigkeit und verwendung |
| CN111349782B (zh) * | 2020-04-15 | 2022-04-22 | 中核沽源铀业有限责任公司 | 一种提高复杂钼矿直接浸出矿浆过滤效率的方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1399705A (en) * | 1917-08-07 | 1921-12-06 | John B Ekeley | Process for obtaining pure tungstates |
| FR498402A (fr) * | 1919-04-15 | 1920-01-10 | John Bernard Ekeley | Procédé pour l'obtention de tungstates purs |
| US2307466A (en) * | 1939-09-06 | 1943-01-05 | W H & L D Betz | Magnesium oxide hot process for silica removal from water |
| US2893832A (en) * | 1957-11-18 | 1959-07-07 | Wah Chang Corp | Purification of tungstates |
| SU456789A1 (ru) * | 1973-03-15 | 1975-01-15 | Нальчинский Гидрометаллургический Завод | Способ очистки щелочных вольфрамомолибденовых растворов |
| US4092400A (en) * | 1977-04-11 | 1978-05-30 | Engelhard Minerals & Chemicals Corp. | Process for recovering high purity tungsten compositions from wolframite ores |
| US4115513A (en) * | 1977-08-16 | 1978-09-19 | Westinghouse Electric Corp. | Processing of ammonium paratungstate from tungsten ores |
-
1981
- 1981-01-19 US US06/225,907 patent/US4311679A/en not_active Expired - Fee Related
-
1982
- 1982-01-08 CA CA000393846A patent/CA1181240A/en not_active Expired
- 1982-01-15 DE DE8282300212T patent/DE3263452D1/de not_active Expired
- 1982-01-15 AT AT82300212T patent/ATE13318T1/de not_active IP Right Cessation
- 1982-01-15 EP EP82300212A patent/EP0057524B1/de not_active Expired
- 1982-01-19 JP JP57006734A patent/JPS57166316A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE3263452D1 (en) | 1985-06-20 |
| EP0057524A1 (de) | 1982-08-11 |
| JPS57166316A (en) | 1982-10-13 |
| EP0057524B1 (de) | 1985-05-15 |
| CA1181240A (en) | 1985-01-22 |
| US4311679A (en) | 1982-01-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |