NO132350B - - Google Patents
Download PDFInfo
- Publication number
- NO132350B NO132350B NO1219/71A NO121971A NO132350B NO 132350 B NO132350 B NO 132350B NO 1219/71 A NO1219/71 A NO 1219/71A NO 121971 A NO121971 A NO 121971A NO 132350 B NO132350 B NO 132350B
- Authority
- NO
- Norway
- Prior art keywords
- liquid
- air
- section
- mixing chamber
- axial flow
- Prior art date
Links
- 239000007788 liquid Substances 0.000 claims description 77
- 238000005273 aeration Methods 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 10
- 239000010802 sludge Substances 0.000 claims description 7
- 230000004913 activation Effects 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 238000005276 aerator Methods 0.000 description 34
- 239000007789 gas Substances 0.000 description 21
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 15
- 239000001301 oxygen Substances 0.000 description 15
- 229910052760 oxygen Inorganic materials 0.000 description 15
- 239000010865 sewage Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000004062 sedimentation Methods 0.000 description 7
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000002440 industrial waste Substances 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000010348 incorporation Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002894 chemical waste Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003911 water pollution Methods 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
- C02F3/1294—"Venturi" aeration means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
- B01F23/454—Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
-
- 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
- B01F25/21—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
-
- 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
- C02F3/20—Activated sludge processes using diffusers
-
- 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
-
- 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)
- Engineering & Computer Science (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Biodiversity & Conservation Biology (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Nozzles (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Jet Pumps And Other Pumps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2956570A | 1970-04-17 | 1970-04-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO132350B true NO132350B (enrdf_load_html_response) | 1975-07-21 |
| NO132350C NO132350C (enrdf_load_html_response) | 1975-10-29 |
Family
ID=21849688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO121971A NO132350C (enrdf_load_html_response) | 1970-04-17 | 1971-03-31 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5327588B2 (enrdf_load_html_response) |
| BE (1) | BE765872A (enrdf_load_html_response) |
| DE (1) | DE2166595B2 (enrdf_load_html_response) |
| DK (1) | DK142604B (enrdf_load_html_response) |
| FI (1) | FI51771C (enrdf_load_html_response) |
| FR (1) | FR2089770A5 (enrdf_load_html_response) |
| GB (1) | GB1354305A (enrdf_load_html_response) |
| NO (1) | NO132350C (enrdf_load_html_response) |
| SE (1) | SE378408B (enrdf_load_html_response) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5551618B2 (enrdf_load_html_response) * | 1973-01-23 | 1980-12-25 | ||
| JPS5486954A (en) * | 1977-12-22 | 1979-07-10 | Ina Seito Kk | Method of and device for treating organic sanitary sewage |
| GB2163060B (en) * | 1984-08-14 | 1987-10-14 | Electricity Council | Sludge aeration apparatus |
| CN103537213B (zh) * | 2013-10-29 | 2019-03-22 | 中国石油化工集团公司 | 泥浆加重工艺及专用装置 |
| CN108483628A (zh) * | 2018-06-14 | 2018-09-04 | 伽德钠节能系统（上海）有限公司 | 具有强卷吸能力的射流曝气器 |
-
1971
- 1971-03-31 NO NO121971A patent/NO132350C/no unknown
- 1971-04-02 DE DE19712166595 patent/DE2166595B2/de not_active Withdrawn
- 1971-04-13 SE SE474271A patent/SE378408B/xx unknown
- 1971-04-16 DK DK184771AA patent/DK142604B/da not_active IP Right Cessation
- 1971-04-16 FR FR7113502A patent/FR2089770A5/fr not_active Expired
- 1971-04-16 BE BE765872A patent/BE765872A/xx unknown
- 1971-04-16 FI FI105171A patent/FI51771C/fi active
- 1971-04-19 GB GB2563171A patent/GB1354305A/en not_active Expired
-
1972
- 1972-02-28 JP JP1977572A patent/JPS5327588B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2116241B2 (de) | 1976-03-11 |
| NO132350C (enrdf_load_html_response) | 1975-10-29 |
| DK142604B (da) | 1980-12-01 |
| GB1354305A (en) | 1974-06-05 |
| FR2089770A5 (enrdf_load_html_response) | 1972-01-07 |
| BE765872A (fr) | 1971-10-18 |
| DE2166595A1 (de) | 1974-11-21 |
| FI51771C (fi) | 1977-04-12 |
| DE2166595B2 (de) | 1976-04-15 |
| SE378408B (enrdf_load_html_response) | 1975-09-01 |
| JPS4895058A (enrdf_load_html_response) | 1973-12-06 |
| DK142604C (enrdf_load_html_response) | 1981-08-03 |
| DE2116241A1 (de) | 1971-12-23 |
| FI51771B (enrdf_load_html_response) | 1976-12-31 |
| JPS5327588B2 (enrdf_load_html_response) | 1978-08-09 |
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