FI20051041A0 - A method for precipitating metal oxides from a wastewater solution - Google Patents
A method for precipitating metal oxides from a wastewater solutionInfo
- Publication number
- FI20051041A0 FI20051041A0 FI20051041A FI20051041A FI20051041A0 FI 20051041 A0 FI20051041 A0 FI 20051041A0 FI 20051041 A FI20051041 A FI 20051041A FI 20051041 A FI20051041 A FI 20051041A FI 20051041 A0 FI20051041 A0 FI 20051041A0
- Authority
- FI
- Finland
- Prior art keywords
- metal oxides
- precipitating metal
- wastewater solution
- wastewater
- solution
- Prior art date
Links
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
- C22B25/00—Obtaining tin
- C22B25/06—Obtaining tin from scrap, especially tin scrap
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
-
- 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
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
- C22B3/065—Nitric acids or salts thereof
-
- 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
- C22B7/007—Wet processes by acid leaching
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/16—Acidic compositions
- C23F1/30—Acidic compositions for etching other metallic material
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/46—Regeneration of etching compositions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/203—Iron or iron compound
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/303—Complexing agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/36—Organic compounds containing halogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/346—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from semiconductor processing, e.g. waste water from polishing of wafers
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/02—Temperature
-
- 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
- C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
- C22B3/28—Amines
- C22B3/284—Aromatic amines
-
- 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)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- ing And Chemical Polishing (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20051041A FI121569B (en) | 2005-10-14 | 2005-10-14 | Process for precipitating metal oxides from a wastewater solution |
TW95137642A TWI396664B (en) | 2005-10-14 | 2006-10-13 | A method for precipitating metal oxides from an aqueous waste solution |
PCT/FI2006/000332 WO2007042611A1 (en) | 2005-10-14 | 2006-10-13 | A method for precipitating metal oxides from an aqueous waste solution |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20051041 | 2005-10-14 | ||
FI20051041A FI121569B (en) | 2005-10-14 | 2005-10-14 | Process for precipitating metal oxides from a wastewater solution |
Publications (3)
Publication Number | Publication Date |
---|---|
FI20051041A0 true FI20051041A0 (en) | 2005-10-14 |
FI20051041A FI20051041A (en) | 2007-04-15 |
FI121569B FI121569B (en) | 2011-01-14 |
Family
ID=35185181
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20051041A FI121569B (en) | 2005-10-14 | 2005-10-14 | Process for precipitating metal oxides from a wastewater solution |
Country Status (3)
Country | Link |
---|---|
FI (1) | FI121569B (en) |
TW (1) | TWI396664B (en) |
WO (1) | WO2007042611A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111924999A (en) * | 2020-07-03 | 2020-11-13 | 昆山中环实业有限公司 | Wet tin stripping waste liquid treatment method |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI120052B (en) | 2007-04-13 | 2009-06-15 | Yara Suomi Oy | A method for treating and reusing an etching solution |
TWI381056B (en) * | 2009-05-08 | 2013-01-01 | A powder form chemical compound to purify molten solders with its application tools and utilization methods. | |
KR101143216B1 (en) | 2010-03-19 | 2012-05-18 | 김경선 | Method for separating solid tin compound from waste lead and recovering high purity tin (SN) from it |
EP3019635B1 (en) * | 2013-07-08 | 2020-07-01 | Alpha Assembly Solutions Inc. | Methods for recovering or removing tin and/or tin alloy |
GB2518223A (en) * | 2013-09-16 | 2015-03-18 | Itri Innovation Ltd | Recovery of metals |
CN105886766A (en) * | 2014-12-12 | 2016-08-24 | 中国人民解放军63971部队 | Method for preparing high-purity PbO on basis of ion exchange method |
CN105330080B (en) * | 2015-11-27 | 2018-06-26 | 昆山市千灯三废净化有限公司 | A kind of integrated conduct method of nitric acid spent solder stripper and corresponding processing unit |
CN105948316A (en) * | 2016-05-30 | 2016-09-21 | 无锡昊瑜节能环保设备有限公司 | Sewage treatment system for circuit board production plant |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57164984A (en) * | 1981-04-06 | 1982-10-09 | Metsuku Kk | Exfoliating solution for tin or tin alloy |
US5006262A (en) * | 1989-11-21 | 1991-04-09 | Met. Rev. Inc. | Process for recovering copper from copper ion containing aqueous solutions |
US5160631A (en) * | 1991-08-05 | 1992-11-03 | Halliburton Company | Method for treating chelant solutions to remove metals in solution |
TW553906B (en) * | 2002-03-21 | 2003-09-21 | Amia Co Ltd | A method for the treatment of waste tin-lead stripping solution |
US6685820B2 (en) * | 2002-04-26 | 2004-02-03 | Amia Co., Ltd. | Method for treating spent tin/lead stripping solution |
-
2005
- 2005-10-14 FI FI20051041A patent/FI121569B/en not_active IP Right Cessation
-
2006
- 2006-10-13 TW TW95137642A patent/TWI396664B/en not_active IP Right Cessation
- 2006-10-13 WO PCT/FI2006/000332 patent/WO2007042611A1/en active Application Filing
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111924999A (en) * | 2020-07-03 | 2020-11-13 | 昆山中环实业有限公司 | Wet tin stripping waste liquid treatment method |
Also Published As
Publication number | Publication date |
---|---|
TWI396664B (en) | 2013-05-21 |
WO2007042611A1 (en) | 2007-04-19 |
FI121569B (en) | 2011-01-14 |
TW200716493A (en) | 2007-05-01 |
FI20051041A (en) | 2007-04-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Transfer of assignment of patent |
Owner name: YARA SUOMI OY Free format text: YARA SUOMI OY |
|
FG | Patent granted |
Ref document number: 121569 Country of ref document: FI |
|
MM | Patent lapsed |