WO2009011074A1 - 砒素を含むもののアルカリ処理方法 - Google Patents
砒素を含むもののアルカリ処理方法 Download PDFInfo
- Publication number
- WO2009011074A1 WO2009011074A1 PCT/JP2007/070861 JP2007070861W WO2009011074A1 WO 2009011074 A1 WO2009011074 A1 WO 2009011074A1 JP 2007070861 W JP2007070861 W JP 2007070861W WO 2009011074 A1 WO2009011074 A1 WO 2009011074A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- arsenic
- diarsenic trioxide
- slurry
- treating
- liquid
- Prior art date
Links
- 229910052785 arsenic Inorganic materials 0.000 title abstract 7
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 title abstract 7
- 238000000034 method Methods 0.000 title abstract 4
- 239000003513 alkali Substances 0.000 title abstract 2
- 239000000126 substance Substances 0.000 title 1
- KTTMEOWBIWLMSE-UHFFFAOYSA-N diarsenic trioxide Chemical group O1[As](O2)O[As]3O[As]1O[As]2O3 KTTMEOWBIWLMSE-UHFFFAOYSA-N 0.000 abstract 3
- 239000007788 liquid Substances 0.000 abstract 3
- 238000003723 Smelting Methods 0.000 abstract 2
- GOLCXWYRSKYTSP-UHFFFAOYSA-N arsenic trioxide Inorganic materials O1[As]2O[As]1O2 GOLCXWYRSKYTSP-UHFFFAOYSA-N 0.000 abstract 2
- 239000013067 intermediate product Substances 0.000 abstract 2
- UYZMAFWCKGTUMA-UHFFFAOYSA-K iron(3+);trioxido(oxo)-$l^{5}-arsane;dihydrate Chemical compound O.O.[Fe+3].[O-][As]([O-])([O-])=O UYZMAFWCKGTUMA-UHFFFAOYSA-K 0.000 abstract 2
- 238000002386 leaching Methods 0.000 abstract 2
- 230000001105 regulatory effect Effects 0.000 abstract 2
- 239000002002 slurry Substances 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000013078 crystal Substances 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 abstract 1
- 230000008025 crystallization Effects 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000007800 oxidant agent Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C22B30/00—Obtaining antimony, arsenic or bismuth
- C22B30/04—Obtaining arsenic
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/0018—Mixed oxides or hydroxides
-
- 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
- C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
-
- 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
-
- 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
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
- C22B7/008—Wet processes by an alkaline or ammoniacal leaching
-
- 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)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Metallurgy (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Removal Of Specific Substances (AREA)
Abstract
非鉄製錬中間産物に含まれる砒素の処理、特に三酸化二砒素形態の砒素の処理において、溶出基準（環境庁告示１３号準拠）を満足し、且つ、濾過性に優れ且つ安定なスコロダイトを、再現性良く、煩雑な操作なしに簡便に生成する方法を提供する。三酸化二砒素を含む非鉄製錬中間産物に水とアルカリを加えスラリーとし、これを加温し、砒素を浸出する浸出工程と、当該浸出液に酸化剤を添加して、３価砒素を５価砒素へ酸化し調整液を得る液調製工程と、当該調整液中の砒素をスコロダイト結晶へ転換する結晶化工程とを、有する三酸化二砒素の処理方法である。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007-185072 | 2007-07-13 | ||
| JP2007185072 | 2007-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2009011074A1 true WO2009011074A1 (ja) | 2009-01-22 |
Family
ID=40259422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2007/070861 WO2009011074A1 (ja) | 2007-07-13 | 2007-10-25 | 砒素を含むもののアルカリ処理方法 |
Country Status (2)
| Country | Link |
|---|---|
| CL (1) | CL2008002064A1 (ja) |
| WO (1) | WO2009011074A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117798182A (zh) * | 2024-01-09 | 2024-04-02 | 中交第三航务工程局有限公司 | 用于重金属离子和砷复合污染土壤的治理方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09241776A (ja) * | 1996-03-08 | 1997-09-16 | Nikko Kinzoku Kk | 製錬中間物に含まれるヒ素分離方法およびヒ素の回収方法 |
| JP2000219920A (ja) * | 1999-01-29 | 2000-08-08 | Dowa Mining Co Ltd | 砒素含有溶液からの砒素の除去および固定方法 |
| JP2006328498A (ja) * | 2005-05-27 | 2006-12-07 | Univ Of Tokyo | 酸性鉱山廃水の水処理工程で発生する中和殿物の資源化方法 |
-
2007
- 2007-10-25 WO PCT/JP2007/070861 patent/WO2009011074A1/ja active Application Filing
-
2008
- 2008-07-14 CL CL2008002064A patent/CL2008002064A1/es unknown
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09241776A (ja) * | 1996-03-08 | 1997-09-16 | Nikko Kinzoku Kk | 製錬中間物に含まれるヒ素分離方法およびヒ素の回収方法 |
| JP2000219920A (ja) * | 1999-01-29 | 2000-08-08 | Dowa Mining Co Ltd | 砒素含有溶液からの砒素の除去および固定方法 |
| JP2006328498A (ja) * | 2005-05-27 | 2006-12-07 | Univ Of Tokyo | 酸性鉱山廃水の水処理工程で発生する中和殿物の資源化方法 |
Non-Patent Citations (1)
| Title |
|---|
| FILIPPOU D. AND DEMOPOULOS G.P.: "Arsenic Immobilization by Controlled Scorodite Precipitation", JOM, vol. 49, no. 12, 1997, pages 52 - 55, XP003024717 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117798182A (zh) * | 2024-01-09 | 2024-04-02 | 中交第三航务工程局有限公司 | 用于重金属离子和砷复合污染土壤的治理方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| CL2008002064A1 (es) | 2009-03-06 |
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