DE3244486C2 - - Google Patents
Info
- Publication number
- DE3244486C2 DE3244486C2 DE3244486A DE3244486A DE3244486C2 DE 3244486 C2 DE3244486 C2 DE 3244486C2 DE 3244486 A DE3244486 A DE 3244486A DE 3244486 A DE3244486 A DE 3244486A DE 3244486 C2 DE3244486 C2 DE 3244486C2
- Authority
- DE
- Germany
- Prior art keywords
- mixing
- sedimentation
- solids
- chamber
- 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 - Fee Related
Links
- 238000004062 sedimentation Methods 0.000 claims description 24
- 239000007787 solid Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims 1
- 239000002351 wastewater Substances 0.000 description 10
- 239000000376 reactant Substances 0.000 description 6
- 239000010802 sludge Substances 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910001385 heavy metal Inorganic materials 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 2
- 235000014413 iron hydroxide Nutrition 0.000 description 2
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1278—Provisions for mixing or aeration of the mixed liquor
- C02F3/1284—Mixing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
-
- 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
- C02F1/5281—Installations for water purification using chemical agents
-
- 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
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- General Chemical & Material Sciences (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823244486 DE3244486A1 (de) | 1982-12-01 | 1982-12-01 | Kombiniertes misch- und sedimentationsbecken |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823244486 DE3244486A1 (de) | 1982-12-01 | 1982-12-01 | Kombiniertes misch- und sedimentationsbecken |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3244486A1 DE3244486A1 (de) | 1984-06-07 |
| DE3244486C2 true DE3244486C2 (enrdf_load_stackoverflow) | 1990-09-20 |
Family
ID=6179558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19823244486 Granted DE3244486A1 (de) | 1982-12-01 | 1982-12-01 | Kombiniertes misch- und sedimentationsbecken |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3244486A1 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3939984A1 (de) * | 1989-12-02 | 1991-06-06 | Unitech Gmbh | Aufbereitungsvorrichtung zum aufbereiten von flockungshilfsmittel |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2272026A (en) * | 1938-10-10 | 1942-02-03 | Charles H Spaulding | Separating impurities from water |
| FR905793A (fr) * | 1943-08-27 | 1945-12-13 | Procédé et dispositif pour le traitement d'eaux ou de solutions aqueuses | |
| FR1475801A (fr) * | 1966-02-15 | 1967-04-07 | Air Liquide | Procédé de préparation continue de substances cristallines |
| JPS541685B1 (enrdf_load_stackoverflow) * | 1969-07-21 | 1979-01-27 |
-
1982
- 1982-12-01 DE DE19823244486 patent/DE3244486A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3244486A1 (de) | 1984-06-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |