GB1450982A - Method of precipitating heavy metals out of acidic aqueous solutions - Google Patents
Method of precipitating heavy metals out of acidic aqueous solutionsInfo
- Publication number
- GB1450982A GB1450982A GB571374A GB571374A GB1450982A GB 1450982 A GB1450982 A GB 1450982A GB 571374 A GB571374 A GB 571374A GB 571374 A GB571374 A GB 571374A GB 1450982 A GB1450982 A GB 1450982A
- Authority
- GB
- United Kingdom
- Prior art keywords
- heavy metals
- acidic aqueous
- feb
- aqueous solution
- fluoride
- 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
- 229910001385 heavy metal Inorganic materials 0.000 title abstract 5
- 230000002378 acidificating effect Effects 0.000 title abstract 3
- 239000007864 aqueous solution Substances 0.000 title abstract 3
- 230000001376 precipitating effect Effects 0.000 title abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 2
- 238000003723 Smelting Methods 0.000 abstract 2
- 239000000654 additive Substances 0.000 abstract 2
- 229910052751 metal Inorganic materials 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 abstract 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 230000000996 additive effect Effects 0.000 abstract 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
- 238000005275 alloying Methods 0.000 abstract 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 abstract 1
- 229910001634 calcium fluoride Inorganic materials 0.000 abstract 1
- 229910001424 calcium ion Inorganic materials 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 239000011651 chromium Substances 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 239000012065 filter cake Substances 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- -1 fluoride ions Chemical class 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/44—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Removal Of Specific Substances (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7302449A SE7302449L (enExample) | 1973-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1450982A true GB1450982A (en) | 1976-09-29 |
Family
ID=20316704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB571374A Expired GB1450982A (en) | 1973-02-21 | 1974-02-07 | Method of precipitating heavy metals out of acidic aqueous solutions |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS49125292A (enExample) |
| CA (1) | CA1019853A (enExample) |
| DE (1) | DE2406408C2 (enExample) |
| FR (1) | FR2218392B3 (enExample) |
| GB (1) | GB1450982A (enExample) |
| IT (1) | IT1008212B (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU496809B2 (en) * | 1975-04-02 | 1978-11-02 | Inco Limited | Process forthe recovery of metals from solution |
| CA1053914A (en) * | 1975-04-29 | 1979-05-08 | Victor A. Ettel | Metal recovery from sulfate solutions |
| CA1046241A (en) * | 1975-07-28 | 1979-01-16 | Inco Limited | Preparation of nickel black |
| NO811237L (no) * | 1980-04-16 | 1981-10-19 | Voest Alpine Ag | Fremgangsmaate for gjenvinning av metaller fra deres saltloesninger |
| CN109133313A (zh) * | 2018-09-26 | 2019-01-04 | 南京金陵化工厂有限责任公司 | 一种硬脂酸锌生产用废水处理装置 |
| CN111876600A (zh) * | 2020-08-07 | 2020-11-03 | 贵州中伟资源循环产业发展有限公司 | 去除硫酸盐溶液中钙镁离子的方法和硫酸盐溶液 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1048041A (en) * | 1961-10-23 | 1966-11-09 | Unifloc Ltd | Improvements in or relating to the disposal of waste pickle liquors |
| SE351444B (enExample) * | 1970-11-03 | 1972-11-27 | Nordstjernan Rederi Ab |
-
1974
- 1974-01-28 CA CA191,035A patent/CA1019853A/en not_active Expired
- 1974-02-07 GB GB571374A patent/GB1450982A/en not_active Expired
- 1974-02-08 IT IT48237/74A patent/IT1008212B/it active
- 1974-02-11 DE DE2406408A patent/DE2406408C2/de not_active Expired
- 1974-02-20 FR FR7405830A patent/FR2218392B3/fr not_active Expired
- 1974-02-21 JP JP49020036A patent/JPS49125292A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2406408C2 (de) | 1982-11-11 |
| DE2406408A1 (de) | 1974-08-29 |
| JPS49125292A (enExample) | 1974-11-30 |
| FR2218392B3 (enExample) | 1976-12-03 |
| CA1019853A (en) | 1977-10-25 |
| FR2218392A1 (enExample) | 1974-09-13 |
| IT1008212B (it) | 1976-11-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |