JPS58139788A - 廃液の処理方法 - Google Patents
廃液の処理方法Info
- Publication number
- JPS58139788A JPS58139788A JP57021294A JP2129482A JPS58139788A JP S58139788 A JPS58139788 A JP S58139788A JP 57021294 A JP57021294 A JP 57021294A JP 2129482 A JP2129482 A JP 2129482A JP S58139788 A JPS58139788 A JP S58139788A
- Authority
- JP
- Japan
- Prior art keywords
- liquid
- aeration
- tank
- aerated
- activated sludge
- 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
- 238000005273 aeration Methods 0.000 title claims abstract description 62
- 239000007788 liquid Substances 0.000 title claims abstract description 56
- 239000002699 waste material Substances 0.000 title claims abstract description 7
- 238000000034 method Methods 0.000 title claims description 25
- 239000010802 sludge Substances 0.000 claims abstract description 32
- 238000005276 aerator Methods 0.000 claims abstract description 14
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 238000013019 agitation Methods 0.000 claims abstract description 5
- 238000009933 burial Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 10
- 239000001301 oxygen Substances 0.000 abstract description 10
- 229910052760 oxygen Inorganic materials 0.000 abstract description 10
- 239000006260 foam Substances 0.000 abstract 1
- 239000002351 wastewater Substances 0.000 description 14
- 238000003756 stirring Methods 0.000 description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 238000004065 wastewater treatment Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000007872 degassing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000010800 human waste Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 235000007575 Calluna vulgaris Nutrition 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 230000001546 nitrifying effect Effects 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000013535 sea water Substances 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)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57021294A JPS58139788A (ja) | 1982-02-15 | 1982-02-15 | 廃液の処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57021294A JPS58139788A (ja) | 1982-02-15 | 1982-02-15 | 廃液の処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58139788A true JPS58139788A (ja) | 1983-08-19 |
| JPH0212639B2 JPH0212639B2 (enrdf_load_stackoverflow) | 1990-03-22 |
Family
ID=12051118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57021294A Granted JPS58139788A (ja) | 1982-02-15 | 1982-02-15 | 廃液の処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58139788A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003010879A (ja) * | 2001-07-02 | 2003-01-14 | Liquid Gas Co Ltd | 排水処理方法および排水処理装置 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5431966A (en) * | 1977-08-17 | 1979-03-09 | Showa Denko Kk | Processing method of active sludge |
| JPS54118653A (en) * | 1978-03-06 | 1979-09-14 | Tsurumi Mfg | Antifrothing device in aeration tank |
-
1982
- 1982-02-15 JP JP57021294A patent/JPS58139788A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5431966A (en) * | 1977-08-17 | 1979-03-09 | Showa Denko Kk | Processing method of active sludge |
| JPS54118653A (en) * | 1978-03-06 | 1979-09-14 | Tsurumi Mfg | Antifrothing device in aeration tank |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003010879A (ja) * | 2001-07-02 | 2003-01-14 | Liquid Gas Co Ltd | 排水処理方法および排水処理装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0212639B2 (enrdf_load_stackoverflow) | 1990-03-22 |
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