JPH0137982B2 - - Google Patents
Info
- Publication number
- JPH0137982B2 JPH0137982B2 JP1872285A JP1872285A JPH0137982B2 JP H0137982 B2 JPH0137982 B2 JP H0137982B2 JP 1872285 A JP1872285 A JP 1872285A JP 1872285 A JP1872285 A JP 1872285A JP H0137982 B2 JPH0137982 B2 JP H0137982B2
- Authority
- JP
- Japan
- Prior art keywords
- solid particles
- fluidized bed
- dephosphorization
- treated water
- phosphorus
- 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
- 239000002245 particle Substances 0.000 claims description 92
- 239000007787 solid Substances 0.000 claims description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 51
- 229910052698 phosphorus Inorganic materials 0.000 claims description 30
- 239000011574 phosphorus Substances 0.000 claims description 30
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 26
- 239000007788 liquid Substances 0.000 claims description 14
- DJFBJKSMACBYBD-UHFFFAOYSA-N phosphane;hydrate Chemical compound O.P DJFBJKSMACBYBD-UHFFFAOYSA-N 0.000 claims description 13
- 239000011575 calcium Substances 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 10
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 8
- 229910052791 calcium Inorganic materials 0.000 claims description 8
- 239000002367 phosphate rock Substances 0.000 claims description 5
- 239000002351 wastewater Substances 0.000 claims description 4
- 238000000605 extraction Methods 0.000 description 9
- 239000003795 chemical substances by application Substances 0.000 description 8
- 238000005243 fluidization Methods 0.000 description 7
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 229910019142 PO4 Inorganic materials 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- 235000021317 phosphate Nutrition 0.000 description 6
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 4
- 239000001506 calcium phosphate Substances 0.000 description 3
- 229910000389 calcium phosphate Inorganic materials 0.000 description 3
- 235000011010 calcium phosphates Nutrition 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000010979 pH adjustment Methods 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 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 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- -1 phosphorus ion Chemical class 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 206010016803 Fluid overload Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011049 filling 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
- 230000001939 inductive effect Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 229910052816 inorganic phosphate Inorganic materials 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
Landscapes
- Removal Of Specific Substances (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1872285A JPS61178090A (ja) | 1985-02-04 | 1985-02-04 | 流動層式脱リン方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1872285A JPS61178090A (ja) | 1985-02-04 | 1985-02-04 | 流動層式脱リン方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61178090A JPS61178090A (ja) | 1986-08-09 |
| JPH0137982B2 true JPH0137982B2 (enrdf_load_html_response) | 1989-08-10 |
Family
ID=11979549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1872285A Granted JPS61178090A (ja) | 1985-02-04 | 1985-02-04 | 流動層式脱リン方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61178090A (enrdf_load_html_response) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005254053A (ja) * | 2004-03-09 | 2005-09-22 | Ebara Corp | リンの回収方法及び装置 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3883222B2 (ja) * | 1995-10-25 | 2007-02-21 | 日本下水道事業団 | 造粒脱リン装置 |
| JP4918971B2 (ja) * | 2005-07-12 | 2012-04-18 | 株式会社日立プラントテクノロジー | 流動床式晶析装置 |
-
1985
- 1985-02-04 JP JP1872285A patent/JPS61178090A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005254053A (ja) * | 2004-03-09 | 2005-09-22 | Ebara Corp | リンの回収方法及び装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61178090A (ja) | 1986-08-09 |