RU2013140573A - METHOD FOR PROCESSING BERILLIUM CONCENTRATES CONTAINING FLUORITE - Google Patents
METHOD FOR PROCESSING BERILLIUM CONCENTRATES CONTAINING FLUORITE Download PDFInfo
- Publication number
- RU2013140573A RU2013140573A RU2013140573/02A RU2013140573A RU2013140573A RU 2013140573 A RU2013140573 A RU 2013140573A RU 2013140573/02 A RU2013140573/02 A RU 2013140573/02A RU 2013140573 A RU2013140573 A RU 2013140573A RU 2013140573 A RU2013140573 A RU 2013140573A
- Authority
- RU
- Russia
- Prior art keywords
- temperature
- sulfuric acid
- concentrate
- beryllium
- sulfatization
- Prior art date
Links
- 239000012141 concentrate Substances 0.000 title claims abstract 9
- 238000000034 method Methods 0.000 title claims abstract 5
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 title claims abstract 3
- 239000010436 fluorite Substances 0.000 title claims abstract 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract 16
- 238000005406 washing Methods 0.000 claims abstract 6
- 229910052790 beryllium Inorganic materials 0.000 claims abstract 4
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 claims abstract 4
- KQHXBDOEECKORE-UHFFFAOYSA-L beryllium sulfate Chemical compound [Be+2].[O-]S([O-])(=O)=O KQHXBDOEECKORE-UHFFFAOYSA-L 0.000 claims abstract 4
- 238000002386 leaching Methods 0.000 claims abstract 4
- 238000000926 separation method Methods 0.000 claims abstract 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract 4
- 238000003756 stirring Methods 0.000 claims abstract 3
- 230000019635 sulfation Effects 0.000 abstract 4
- 238000005670 sulfation reaction Methods 0.000 abstract 4
- 239000002002 slurry Substances 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Paper (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
1. Способ переработки бериллиевых концентратов, содержащих флюорит, включающий низкотемпературную сульфатизацию, высокотемпературную сульфатизацию измельченного концентрата 93% серной кислотой при температуре 250-300°C, водное выщелачивание просульфатизированного продукта, разделение пульпы выщелачивания на раствор сульфата бериллия и кек, водную промывку кека от сульфата бериллия, разделение пульпы промывки на промывной раствор и отвальный кек, отличающийся тем, что сульфатизации подвергают концентрат, измельченный до крупности 45-85 мкм, низкотемпературную сульфатизацию проводят при температуре 130-170°C и перемешивании с серной кислотой, взятой в количестве 50-70% от необходимого, высокотемпературную сульфатизацию проводят при перемешивании с оставшейся частью серной кислоты.2. Способ по п.1, отличающийся тем, что расход 93% серной кислоты составляет 1,55-1,80 кг на кг концентрата.1. A method for processing beryllium concentrates containing fluorite, including low-temperature sulfation, high-temperature sulfation of the crushed concentrate with 93% sulfuric acid at a temperature of 250-300 ° C, water leaching of the prosulfated product, separation of leaching pulp into a solution of beryllium sulfate and cake, water washing beryllium, separation of the washing slurry into a washing solution and a waste cake, characterized in that the concentrate, crushed to a size of 45-85 microns, is subjected to sulfatization, low-temperature sulfation is carried out at a temperature of 130-170 ° C and mixing with sulfuric acid, taken in an amount of 50-70 % of the required, high-temperature sulfation is carried out with stirring with the rest of the sulfuric acid. 2. The method according to claim 1, characterized in that the consumption of 93% sulfuric acid is 1.55-1.80 kg per kg of concentrate.
Claims (2)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KZ2013/0231.1 | 2013-02-25 | ||
| KZ20130231 | 2013-02-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2013140573A true RU2013140573A (en) | 2015-03-10 |
| RU2547366C2 RU2547366C2 (en) | 2015-04-10 |
Family
ID=53279669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2013140573/02A RU2547366C2 (en) | 2013-02-25 | 2013-09-02 | Method of processing beryllium fluorite-containing concentrates |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2547366C2 (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2776202A (en) * | 1955-08-18 | 1957-01-01 | American Potash & Chem Corp | Use of lepidolite as an additive in the lime-roasting of lithium-aluminosilicate ores |
| US4729881A (en) * | 1986-12-16 | 1988-03-08 | Fmc Corporation | Hydrometallurgical process for the production of beryllium |
| GB8806334D0 (en) * | 1988-03-17 | 1988-04-13 | British Petroleum Co Plc | Recovery process |
| RU2222622C2 (en) * | 2001-12-13 | 2004-01-27 | Открытое акционерное общество "Новосибирский завод химконцентратов" | Spodumene concentrate processing method |
| RU2313489C2 (en) * | 2006-02-14 | 2007-12-27 | Республиканское государственное казенное предприятие "Восточно-Казахстанский государственный технический Университет им. Д. Серикбаева Министерства образования и науки Республики Казахстан" | Method of extraction of beryllium from beryllium concentrates |
| RU2351539C2 (en) * | 2007-12-14 | 2009-04-10 | Открытое акционерное общество "Ведущий научно-исследовательский институт химической технологии" (ОАО "ВНИИХТ) | Method for extraction of beryllium from beryllium concentrates |
-
2013
- 2013-09-02 RU RU2013140573/02A patent/RU2547366C2/en active
Also Published As
| Publication number | Publication date |
|---|---|
| RU2547366C2 (en) | 2015-04-10 |
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