JPH0130554B2 - - Google Patents
Info
- Publication number
- JPH0130554B2 JPH0130554B2 JP59025742A JP2574284A JPH0130554B2 JP H0130554 B2 JPH0130554 B2 JP H0130554B2 JP 59025742 A JP59025742 A JP 59025742A JP 2574284 A JP2574284 A JP 2574284A JP H0130554 B2 JPH0130554 B2 JP H0130554B2
- Authority
- JP
- Japan
- Prior art keywords
- dephosphorization
- water
- fluidized bed
- treated
- liquid
- 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.)
- Expired
Links
- 239000003795 chemical substances by application Substances 0.000 claims description 25
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 23
- 239000011574 phosphorus Substances 0.000 claims description 23
- 229910052698 phosphorus Inorganic materials 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 21
- 229910019142 PO4 Inorganic materials 0.000 claims description 11
- 235000021317 phosphate Nutrition 0.000 claims description 11
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 11
- 239000001506 calcium phosphate Substances 0.000 claims description 5
- 229910000389 calcium phosphate Inorganic materials 0.000 claims description 5
- 235000011010 calcium phosphates Nutrition 0.000 claims description 5
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims description 5
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims description 2
- 229910001424 calcium ion Inorganic materials 0.000 claims description 2
- 239000002351 wastewater Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 45
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 21
- 230000003197 catalytic effect Effects 0.000 description 18
- 239000011575 calcium Substances 0.000 description 17
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 14
- 229910052791 calcium Inorganic materials 0.000 description 14
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 235000011121 sodium hydroxide Nutrition 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 238000010979 pH adjustment Methods 0.000 description 5
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 4
- 239000001110 calcium chloride Substances 0.000 description 4
- 229910001628 calcium chloride Inorganic materials 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 239000003513 alkali Substances 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000002203 pretreatment Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 235000011116 calcium hydroxide Nutrition 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical compound [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000010800 human waste Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910052816 inorganic phosphate Inorganic materials 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 229910052585 phosphate mineral Inorganic materials 0.000 description 1
- 239000002367 phosphate rock Substances 0.000 description 1
- 230000005070 ripening Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Landscapes
- Removal Of Specific Substances (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2574284A JPS60168587A (ja) | 1984-02-14 | 1984-02-14 | 流動層式接触脱リン方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2574284A JPS60168587A (ja) | 1984-02-14 | 1984-02-14 | 流動層式接触脱リン方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60168587A JPS60168587A (ja) | 1985-09-02 |
| JPH0130554B2 true JPH0130554B2 (ru) | 1989-06-20 |
Family
ID=12174273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2574284A Granted JPS60168587A (ja) | 1984-02-14 | 1984-02-14 | 流動層式接触脱リン方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60168587A (ru) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002273456A (ja) * | 2001-03-23 | 2002-09-24 | Kurita Water Ind Ltd | 脱リン方法および装置 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4385560B2 (ja) * | 2001-12-25 | 2009-12-16 | 栗田工業株式会社 | 晶析脱リン方法及び晶析脱リン装置 |
| JP4519485B2 (ja) * | 2004-03-04 | 2010-08-04 | 荏原エンジニアリングサービス株式会社 | リンの回収方法及び装置 |
| JP4892212B2 (ja) * | 2004-09-28 | 2012-03-07 | 三菱マテリアル株式会社 | 反応晶析処理装置 |
| JP7301105B2 (ja) * | 2018-05-24 | 2023-06-30 | 水ｉｎｇ株式会社 | 被処理液の処理方法及び被処理液の処理装置 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5640485A (en) * | 1979-09-10 | 1981-04-16 | Ataka Kogyo Kk | Treatment of waste water |
| JPS58223479A (ja) * | 1982-06-21 | 1983-12-26 | Kurita Water Ind Ltd | リン酸塩を含む水の処理装置 |
-
1984
- 1984-02-14 JP JP2574284A patent/JPS60168587A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5640485A (en) * | 1979-09-10 | 1981-04-16 | Ataka Kogyo Kk | Treatment of waste water |
| JPS58223479A (ja) * | 1982-06-21 | 1983-12-26 | Kurita Water Ind Ltd | リン酸塩を含む水の処理装置 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002273456A (ja) * | 2001-03-23 | 2002-09-24 | Kurita Water Ind Ltd | 脱リン方法および装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60168587A (ja) | 1985-09-02 |
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