IL161385A0 - Purification of phosphoric acid plant pond water - Google Patents
Purification of phosphoric acid plant pond waterInfo
- Publication number
- IL161385A0 IL161385A0 IL16138502A IL16138502A IL161385A0 IL 161385 A0 IL161385 A0 IL 161385A0 IL 16138502 A IL16138502 A IL 16138502A IL 16138502 A IL16138502 A IL 16138502A IL 161385 A0 IL161385 A0 IL 161385A0
- Authority
- IL
- Israel
- Prior art keywords
- purification
- phosphoric acid
- pond water
- acid plant
- plant pond
- Prior art date
Links
Classifications
-
- 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
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
-
- 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
- C02F1/5254—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using magnesium compounds and phosphoric acid for removing ammonia
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
- C02F2101/105—Phosphorus 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
- C02F2101/12—Halogens or halogen-containing compounds
- C02F2101/14—Fluorine or fluorine-containing compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35335901P | 2001-10-25 | 2001-10-25 | |
US10/082,841 US6758977B2 (en) | 2001-10-25 | 2002-02-21 | Purification of phosphoric acid plant pond water |
US10/082,564 US6758976B2 (en) | 2001-10-25 | 2002-02-21 | Simplified purification of phosphoric acid plant pond water |
PCT/US2002/033775 WO2003035557A1 (en) | 2001-10-25 | 2002-10-22 | Purification of phosphoric acid plant pond water |
Publications (1)
Publication Number | Publication Date |
---|---|
IL161385A0 true IL161385A0 (en) | 2004-09-27 |
Family
ID=27374296
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL16138502A IL161385A0 (en) | 2001-10-25 | 2002-10-22 | Purification of phosphoric acid plant pond water |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP1438264A1 (xx) |
CN (1) | CN1608034A (xx) |
BR (1) | BR0213525A (xx) |
CA (1) | CA2463361A1 (xx) |
IL (1) | IL161385A0 (xx) |
MA (1) | MA26396A1 (xx) |
WO (1) | WO2003035557A1 (xx) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100383057C (zh) * | 2005-08-31 | 2008-04-23 | 刘天暘 | 去除磷酸所含杂质的方法和该方法所用的沉淀净化剂 |
US8206592B2 (en) | 2005-12-15 | 2012-06-26 | Siemens Industry, Inc. | Treating acidic water |
CN106746088A (zh) * | 2016-12-23 | 2017-05-31 | 程艳青 | 一种含氟工业污水的处理系统及处理工艺 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4171342A (en) * | 1974-04-03 | 1979-10-16 | Occidental Chemical Company | Recovery of calcium fluoride from phosphate operation waste water |
CA1045258A (en) * | 1974-04-03 | 1978-12-26 | Ronald J. Hirko | Recovery of fluorine and phosphate values from waste water |
US5316748A (en) * | 1991-03-14 | 1994-05-31 | Palm Gordon F | Phosphoric acid manufacturing with converted waters |
-
2002
- 2002-10-22 BR BR0213525-6A patent/BR0213525A/pt not_active Application Discontinuation
- 2002-10-22 WO PCT/US2002/033775 patent/WO2003035557A1/en not_active Application Discontinuation
- 2002-10-22 CA CA002463361A patent/CA2463361A1/en not_active Abandoned
- 2002-10-22 EP EP02782203A patent/EP1438264A1/en not_active Withdrawn
- 2002-10-22 IL IL16138502A patent/IL161385A0/xx unknown
- 2002-10-22 CN CN02825904.1A patent/CN1608034A/zh active Pending
-
2004
- 2004-04-09 MA MA27628A patent/MA26396A1/fr unknown
Also Published As
Publication number | Publication date |
---|---|
CN1608034A (zh) | 2005-04-20 |
WO2003035557A1 (en) | 2003-05-01 |
BR0213525A (pt) | 2004-10-19 |
EP1438264A1 (en) | 2004-07-21 |
CA2463361A1 (en) | 2003-05-01 |
MA26396A1 (fr) | 2004-12-01 |
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