SG11201504151UA - Method for treating fluorine-containing wastewater, and apparatus for treating fluorine-containing wastewater - Google Patents
Method for treating fluorine-containing wastewater, and apparatus for treating fluorine-containing wastewaterInfo
- Publication number
- SG11201504151UA SG11201504151UA SG11201504151UA SG11201504151UA SG11201504151UA SG 11201504151U A SG11201504151U A SG 11201504151UA SG 11201504151U A SG11201504151U A SG 11201504151UA SG 11201504151U A SG11201504151U A SG 11201504151UA SG 11201504151U A SG11201504151U A SG 11201504151UA
- Authority
- SG
- Singapore
- Prior art keywords
- containing wastewater
- treating fluorine
- fluorine
- treating
- wastewater
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/44—Ion-selective electrodialysis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
- B01D61/44—Ion-selective electrodialysis
- B01D61/54—Controlling or regulating
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
- C02F1/4693—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis
-
- 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
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- 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
- C02F1/5209—Regulation methods for flocculation or precipitation
-
- 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
- C02F2101/12—Halogens or halogen-containing compounds
- C02F2101/14—Fluorine or fluorine-containing compounds
-
- 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
- C02F2209/05—Conductivity or salinity
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Urology & Nephrology (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Molecular Biology (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012262252A JP2014108366A (en) | 2012-11-30 | 2012-11-30 | Method and apparatus for treating fluorine-containing waste water |
PCT/JP2013/002143 WO2014083716A1 (en) | 2012-11-30 | 2013-03-28 | Method for treating fluorine-containing wastewater, and apparatus for treating fluorine-containing wastewater |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11201504151UA true SG11201504151UA (en) | 2015-07-30 |
Family
ID=50827383
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11201504151UA SG11201504151UA (en) | 2012-11-30 | 2013-03-28 | Method for treating fluorine-containing wastewater, and apparatus for treating fluorine-containing wastewater |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP2014108366A (en) |
SG (1) | SG11201504151UA (en) |
TW (1) | TW201420512A (en) |
WO (1) | WO2014083716A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111233245A (en) * | 2020-03-04 | 2020-06-05 | 国初科技(厦门)有限公司 | Fluorine wastewater desalination and concentration device and method |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3378892B2 (en) * | 1991-10-03 | 2003-02-17 | ステラケミファ株式会社 | Method for recovering calcium fluoride from fluorine-based etchant |
NL9200205A (en) * | 1992-02-04 | 1993-09-01 | Kema Nv | METHOD AND APPARATUS FOR CLEANING A FLUID FLOW |
JP4330693B2 (en) * | 1999-04-21 | 2009-09-16 | 新日本製鐵株式会社 | Treatment method for fluorine-containing wastewater |
JP2004249251A (en) * | 2003-02-21 | 2004-09-09 | Hitachi Plant Eng & Constr Co Ltd | Fluorine-containing water treatment method |
JP2007014827A (en) * | 2005-06-09 | 2007-01-25 | Ebara Corp | Electrodialyzer, waste water treatment method and fluorine treatment system |
CN101193823A (en) * | 2005-06-09 | 2008-06-04 | 株式会社荏原制作所 | Electrodialyzer, waste water treatment method, and fluorine treatment system |
WO2010004925A1 (en) * | 2008-07-09 | 2010-01-14 | Kiya Shigeru | Method of recovering silicon, titanium, and fluorine |
-
2012
- 2012-11-30 JP JP2012262252A patent/JP2014108366A/en active Pending
-
2013
- 2013-03-28 SG SG11201504151UA patent/SG11201504151UA/en unknown
- 2013-03-28 WO PCT/JP2013/002143 patent/WO2014083716A1/en active Application Filing
- 2013-04-15 TW TW102113313A patent/TW201420512A/en unknown
Also Published As
Publication number | Publication date |
---|---|
JP2014108366A (en) | 2014-06-12 |
WO2014083716A1 (en) | 2014-06-05 |
TW201420512A (en) | 2014-06-01 |
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