ZA74565B - Process and device for the aeration of waste water - Google Patents
Process and device for the aeration of waste waterInfo
- Publication number
- ZA74565B ZA74565B ZA740565A ZA74565A ZA74565B ZA 74565 B ZA74565 B ZA 74565B ZA 740565 A ZA740565 A ZA 740565A ZA 74565 A ZA74565 A ZA 74565A ZA 74565 B ZA74565 B ZA 74565B
- Authority
- ZA
- South Africa
- Prior art keywords
- aeration
- waste water
- waste
- water
- Prior art date
Links
- 238000005273 aeration Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000002351 wastewater Substances 0.000 title 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
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1257—Oxidation ditches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/234—Surface aerating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/234—Surface aerating
- B01F23/2341—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere
- B01F23/23413—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere using nozzles for projecting the liquid into the gas atmosphere
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
-
- 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
- C02F3/1294—"Venturi" aeration means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
-
- 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)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Activated Sludge Processes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7301201.A NL163196C (nl) | 1973-01-29 | 1973-01-29 | Werkwijze voor het beluchten van afvalwater. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA74565B true ZA74565B (en) | 1974-11-27 |
Family
ID=19818099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA740565A ZA74565B (en) | 1973-01-29 | 1974-01-28 | Process and device for the aeration of waste water |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS5636998B2 (OSRAM) |
| AT (1) | AT335929B (OSRAM) |
| BE (1) | BE810276A (OSRAM) |
| CA (1) | CA1014283A (OSRAM) |
| CH (1) | CH575886A5 (OSRAM) |
| DD (1) | DD110028A5 (OSRAM) |
| DE (1) | DE2404198C3 (OSRAM) |
| ES (1) | ES422681A1 (OSRAM) |
| FR (1) | FR2215398B1 (OSRAM) |
| GB (1) | GB1458302A (OSRAM) |
| IT (1) | IT1002785B (OSRAM) |
| NL (1) | NL163196C (OSRAM) |
| SE (1) | SE8000075L (OSRAM) |
| SU (1) | SU733514A3 (OSRAM) |
| ZA (1) | ZA74565B (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4202762A (en) * | 1973-01-29 | 1980-05-13 | Stamicarbon, B.V. | Process and device for the aeration of waste water |
| US4306968A (en) * | 1978-10-10 | 1981-12-22 | Mcneil Corporation | Sewage treatment system |
| JPH0162897U (OSRAM) * | 1987-10-14 | 1989-04-21 | ||
| JP3829472B2 (ja) * | 1998-04-27 | 2006-10-04 | ブラザー工業株式会社 | ミシンの縫針保持装置 |
-
1973
- 1973-01-29 NL NL7301201.A patent/NL163196C/xx not_active IP Right Cessation
-
1974
- 1974-01-24 CH CH100374A patent/CH575886A5/xx not_active IP Right Cessation
- 1974-01-25 AT AT62674*#A patent/AT335929B/de not_active IP Right Cessation
- 1974-01-25 GB GB365674A patent/GB1458302A/en not_active Expired
- 1974-01-28 ZA ZA740565A patent/ZA74565B/xx unknown
- 1974-01-28 IT IT47976/74A patent/IT1002785B/it active
- 1974-01-28 SU SU741995248A patent/SU733514A3/ru active
- 1974-01-28 CA CA191,048A patent/CA1014283A/en not_active Expired
- 1974-01-28 ES ES422681A patent/ES422681A1/es not_active Expired
- 1974-01-29 DD DD176246A patent/DD110028A5/xx unknown
- 1974-01-29 BE BE140270A patent/BE810276A/xx not_active IP Right Cessation
- 1974-01-29 FR FR7402844A patent/FR2215398B1/fr not_active Expired
- 1974-01-29 JP JP1213774A patent/JPS5636998B2/ja not_active Expired
- 1974-01-29 DE DE2404198A patent/DE2404198C3/de not_active Expired
-
1980
- 1980-01-04 SE SE8000075A patent/SE8000075L/sv not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2215398B1 (OSRAM) | 1979-04-06 |
| NL7301201A (OSRAM) | 1974-07-31 |
| DE2404198A1 (de) | 1974-08-01 |
| SE8000075L (sv) | 1980-01-04 |
| CA1014283A (en) | 1977-07-19 |
| FR2215398A1 (OSRAM) | 1974-08-23 |
| JPS49105361A (OSRAM) | 1974-10-05 |
| NL163196C (nl) | 1980-08-15 |
| CH575886A5 (OSRAM) | 1976-05-31 |
| GB1458302A (en) | 1976-12-15 |
| JPS5636998B2 (OSRAM) | 1981-08-27 |
| NL163196B (nl) | 1980-03-17 |
| BE810276A (fr) | 1974-07-29 |
| IT1002785B (it) | 1976-05-20 |
| DE2404198C3 (de) | 1979-04-05 |
| DD110028A5 (OSRAM) | 1974-12-05 |
| ATA62674A (de) | 1976-07-15 |
| SU733514A3 (ru) | 1980-05-05 |
| AU6497274A (en) | 1975-07-31 |
| AT335929B (de) | 1977-04-12 |
| DE2404198B2 (de) | 1978-08-10 |
| ES422681A1 (es) | 1976-04-01 |
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