JPS5285095A - Treatment of f-contg. ammoniac waste liquor - Google Patents
Treatment of f-contg. ammoniac waste liquorInfo
- Publication number
- JPS5285095A JPS5285095A JP191576A JP191576A JPS5285095A JP S5285095 A JPS5285095 A JP S5285095A JP 191576 A JP191576 A JP 191576A JP 191576 A JP191576 A JP 191576A JP S5285095 A JPS5285095 A JP S5285095A
- Authority
- JP
- Japan
- Prior art keywords
- ammoniac
- contg
- treatment
- waste liquor
- liquor
- 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.)
- Granted
Links
Landscapes
- Removal Of Specific Substances (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
PURPOSE: To precipitate CaF2 in F-contg. ammoniac waste liquor in two steps by adding slaked lime in slight excess of the quivalent to the amount of F- in the liquor in two steps and to further precipitate Ca2+ in the liquor so as to rapidly recover F2 and NH3 with high yield.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51001915A JPS5846355B2 (en) | 1976-01-09 | 1976-01-09 | Treatment method for fluorine-containing ammonia waste liquid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51001915A JPS5846355B2 (en) | 1976-01-09 | 1976-01-09 | Treatment method for fluorine-containing ammonia waste liquid |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5285095A true JPS5285095A (en) | 1977-07-15 |
JPS5846355B2 JPS5846355B2 (en) | 1983-10-15 |
Family
ID=11514868
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51001915A Expired JPS5846355B2 (en) | 1976-01-09 | 1976-01-09 | Treatment method for fluorine-containing ammonia waste liquid |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5846355B2 (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5549189A (en) * | 1978-10-06 | 1980-04-09 | Kurita Water Ind Ltd | Treatment method of waste water containing fluoride ion |
JP2003080270A (en) * | 2001-09-12 | 2003-03-18 | Okutama Kogyo Co Ltd | Method for treating fluorine-containing waste water |
JP2005224670A (en) * | 2004-02-10 | 2005-08-25 | Chugai Photo Chemical Co Ltd | Method for treating fluorine-containing waste water |
JP2008073646A (en) * | 2006-09-22 | 2008-04-03 | Kurita Water Ind Ltd | Treatment method of fluorine-containing waste water |
JP2009165990A (en) * | 2008-01-18 | 2009-07-30 | Kurita Water Ind Ltd | Method for treating wastewater containing fluorine |
JP2009286639A (en) * | 2008-05-27 | 2009-12-10 | Japan Organo Co Ltd | Apparatus and method for recovering fluorine and ammonia |
JP2009285531A (en) * | 2008-05-27 | 2009-12-10 | Japan Organo Co Ltd | Recovery device for fluorine and ammonia, and recovery method therefor |
-
1976
- 1976-01-09 JP JP51001915A patent/JPS5846355B2/en not_active Expired
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5549189A (en) * | 1978-10-06 | 1980-04-09 | Kurita Water Ind Ltd | Treatment method of waste water containing fluoride ion |
JP2003080270A (en) * | 2001-09-12 | 2003-03-18 | Okutama Kogyo Co Ltd | Method for treating fluorine-containing waste water |
JP2005224670A (en) * | 2004-02-10 | 2005-08-25 | Chugai Photo Chemical Co Ltd | Method for treating fluorine-containing waste water |
JP4594627B2 (en) * | 2004-02-10 | 2010-12-08 | 中外写真薬品株式会社 | Treatment method for fluorine-containing wastewater. |
JP2008073646A (en) * | 2006-09-22 | 2008-04-03 | Kurita Water Ind Ltd | Treatment method of fluorine-containing waste water |
JP4650384B2 (en) * | 2006-09-22 | 2011-03-16 | 栗田工業株式会社 | Treatment method for fluorine-containing wastewater |
JP2009165990A (en) * | 2008-01-18 | 2009-07-30 | Kurita Water Ind Ltd | Method for treating wastewater containing fluorine |
JP2009286639A (en) * | 2008-05-27 | 2009-12-10 | Japan Organo Co Ltd | Apparatus and method for recovering fluorine and ammonia |
JP2009285531A (en) * | 2008-05-27 | 2009-12-10 | Japan Organo Co Ltd | Recovery device for fluorine and ammonia, and recovery method therefor |
Also Published As
Publication number | Publication date |
---|---|
JPS5846355B2 (en) | 1983-10-15 |
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