RU98118285A - METHOD FOR REMOVING TUNGSTEN (VI) FROM AQUEOUS SOLUTION - Google Patents
METHOD FOR REMOVING TUNGSTEN (VI) FROM AQUEOUS SOLUTIONInfo
- Publication number
- RU98118285A RU98118285A RU98118285/02A RU98118285A RU98118285A RU 98118285 A RU98118285 A RU 98118285A RU 98118285/02 A RU98118285/02 A RU 98118285/02A RU 98118285 A RU98118285 A RU 98118285A RU 98118285 A RU98118285 A RU 98118285A
- Authority
- RU
- Russia
- Prior art keywords
- clay
- aqueous solution
- solution
- tungsten
- removing tungsten
- Prior art date
Links
- 239000007864 aqueous solution Substances 0.000 title claims 3
- FZFRVZDLZISPFJ-UHFFFAOYSA-N tungsten(6+) Chemical compound [W+6] FZFRVZDLZISPFJ-UHFFFAOYSA-N 0.000 title claims 3
- 239000004927 clay Substances 0.000 claims 5
- 229910052570 clay Inorganic materials 0.000 claims 5
- 239000000243 solution Substances 0.000 claims 4
- 238000000605 extraction Methods 0.000 claims 2
- HWKQNAWCHQMZHK-UHFFFAOYSA-N Trolnitrate Chemical compound [O-][N+](=O)OCCN(CCO[N+]([O-])=O)CCO[N+]([O-])=O HWKQNAWCHQMZHK-UHFFFAOYSA-N 0.000 claims 1
- 229910000278 bentonite Inorganic materials 0.000 claims 1
- 239000000440 bentonite Substances 0.000 claims 1
- 150000001805 chlorine compounds Chemical class 0.000 claims 1
- 230000003472 neutralizing Effects 0.000 claims 1
- 150000002823 nitrates Chemical class 0.000 claims 1
- -1 tungsten (VI) ions Chemical class 0.000 claims 1
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU98118285/02A RU2176677C2 (en) | 1998-10-06 | 1998-10-06 | Method of extraction of tungsten (vi) from aqueous solution |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU98118285/02A RU2176677C2 (en) | 1998-10-06 | 1998-10-06 | Method of extraction of tungsten (vi) from aqueous solution |
Publications (2)
Publication Number | Publication Date |
---|---|
RU98118285A true RU98118285A (en) | 2000-06-27 |
RU2176677C2 RU2176677C2 (en) | 2001-12-10 |
Family
ID=20211049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU98118285/02A RU2176677C2 (en) | 1998-10-06 | 1998-10-06 | Method of extraction of tungsten (vi) from aqueous solution |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2176677C2 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CL2009000939A1 (en) * | 2008-04-30 | 2010-10-01 | Evonik Degussa Gmbh | Process to recover molybdate or tungstate from an aqueous solution that comprises a) contacting the solution with a cationized and water-insoluble inorganic carrier material, b) separating the carrier material from molybdate or tungstate, c) contacting it with an aqueous solution with a pH between 6 to 14 and d) separate the saturated material. |
DE102010001001A1 (en) | 2010-01-19 | 2011-07-21 | Evonik Degussa GmbH, 45128 | Process for delignification and bleaching of pulp |
RU2506331C1 (en) * | 2012-11-19 | 2014-02-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Национальный исследовательский Томский политехнический университет" | Method for obtaining ammonium tungstate |
PT3066257T (en) | 2013-11-06 | 2019-06-04 | Evonik Degussa Gmbh | Method for delignifying and bleaching pulp |
RU2633677C1 (en) * | 2016-10-11 | 2017-10-16 | Акционерное общество "Закаменск" | Method for processing solutions after carbonate processing of tungsten ores |
-
1998
- 1998-10-06 RU RU98118285/02A patent/RU2176677C2/en active
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