JPH0236317B2 - - Google Patents
Info
- Publication number
- JPH0236317B2 JPH0236317B2 JP61242570A JP24257086A JPH0236317B2 JP H0236317 B2 JPH0236317 B2 JP H0236317B2 JP 61242570 A JP61242570 A JP 61242570A JP 24257086 A JP24257086 A JP 24257086A JP H0236317 B2 JPH0236317 B2 JP H0236317B2
- Authority
- JP
- Japan
- Prior art keywords
- treated water
- sludge
- reaction tank
- biological reaction
- separated
- 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 - Lifetime
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 238000006243 chemical reaction Methods 0.000 claims description 23
- 239000010802 sludge Substances 0.000 claims description 23
- 229910000000 metal hydroxide Inorganic materials 0.000 claims description 15
- 150000004692 metal hydroxides Chemical class 0.000 claims description 15
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 13
- 229910019142 PO4 Inorganic materials 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 12
- 235000021317 phosphate Nutrition 0.000 claims description 12
- 239000002699 waste material Substances 0.000 claims description 12
- 239000000376 reactant Substances 0.000 claims description 11
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 10
- 229910052698 phosphorus Inorganic materials 0.000 claims description 10
- 239000011574 phosphorus Substances 0.000 claims description 10
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 239000003513 alkali Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000010452 phosphate Substances 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 229910018626 Al(OH) Inorganic materials 0.000 description 4
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 4
- 229910017119 AlPO Inorganic materials 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 238000005188 flotation Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000010800 human waste Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Activated Sludge Processes (AREA)
- Removal Of Specific Substances (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61242570A JPS6397289A (ja) | 1986-10-13 | 1986-10-13 | リン含有廃液の処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61242570A JPS6397289A (ja) | 1986-10-13 | 1986-10-13 | リン含有廃液の処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6397289A JPS6397289A (ja) | 1988-04-27 |
| JPH0236317B2 true JPH0236317B2 (enrdf_load_stackoverflow) | 1990-08-16 |
Family
ID=17091037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61242570A Granted JPS6397289A (ja) | 1986-10-13 | 1986-10-13 | リン含有廃液の処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6397289A (enrdf_load_stackoverflow) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4013375C2 (de) * | 1990-04-26 | 1994-12-22 | Passavant Werke | Verfahren zum Entfernen von gelösten und in Suspensa enthaltenem Phosphor aus Abwasser |
| JP3582152B2 (ja) * | 1995-06-20 | 2004-10-27 | 東陶機器株式会社 | 廃水処理装置及びその運転方法 |
| JP2001524020A (ja) | 1997-04-03 | 2001-11-27 | フリングス リサイクリング−アンラーゲン ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディートゲゼルシャフト | 排水、特に麦芽製造所および醸造所から生じる排水の処理法 |
| AU6144600A (en) | 1999-07-20 | 2001-02-05 | Zenon Environmental Inc. | Biological process for removing phosphorus involving a membrane filter |
| US6485645B1 (en) | 1999-07-20 | 2002-11-26 | Zenon Environmental Inc | Biological process for removing phosphorus involving a membrane filter |
| DE10213310A1 (de) | 2002-03-25 | 2003-10-09 | Imb & Frings Watersystems Gmbh | Verfahren und Vorrichtung zur Erzeugung eines Metallhydroxids |
-
1986
- 1986-10-13 JP JP61242570A patent/JPS6397289A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6397289A (ja) | 1988-04-27 |
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