DE2443568A1 - Verfahren und vorrichtung zum herunterfuehren von gasblasen in fluessigkeiten - Google Patents
Verfahren und vorrichtung zum herunterfuehren von gasblasen in fluessigkeitenInfo
- Publication number
- DE2443568A1 DE2443568A1 DE2443568A DE2443568A DE2443568A1 DE 2443568 A1 DE2443568 A1 DE 2443568A1 DE 2443568 A DE2443568 A DE 2443568A DE 2443568 A DE2443568 A DE 2443568A DE 2443568 A1 DE2443568 A1 DE 2443568A1
- Authority
- DE
- Germany
- Prior art keywords
- liquid
- shielding wall
- free
- gas bubbles
- bubbles
- 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.)
- Withdrawn
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 87
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000001311 chemical methods and process Methods 0.000 abstract description 3
- 238000005188 flotation Methods 0.000 abstract description 2
- 101100009348 Mus musculus Depp1 gene Proteins 0.000 abstract 1
- 101100009350 Rattus norvegicus Depp gene Proteins 0.000 abstract 1
- 230000035515 penetration Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 33
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000005293 physical law Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000000699 topical effect Effects 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
- 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
- B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
- B01F23/2323—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits
- B01F23/23231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits being at least partially immersed in the liquid, e.g. in a closed circuit
-
- 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
-
- 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
-
- 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
- C02F3/24—Activated sludge processes using free-fall aeration or spraying
-
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7312434A SE375704B (it) | 1973-09-12 | 1973-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2443568A1 true DE2443568A1 (de) | 1975-03-13 |
Family
ID=20318516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2443568A Withdrawn DE2443568A1 (de) | 1973-09-12 | 1974-09-12 | Verfahren und vorrichtung zum herunterfuehren von gasblasen in fluessigkeiten |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2443568A1 (it) |
| SE (1) | SE375704B (it) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2371948A1 (fr) * | 1976-11-26 | 1978-06-23 | Linkrose Ltd | Procede de mise en contact de gaz et de liquide |
| EP0001834A1 (de) * | 1977-11-05 | 1979-05-16 | Hoechst Aktiengesellschaft | Verfahren zum Absorbieren nitroser Gase |
| DE2833190A1 (de) * | 1978-07-28 | 1980-02-14 | Hoechst Ag | Verfahren zum durchfuehren von gas/fluessigkeits-reaktionen in abstromreaktoren |
| WO1981001700A1 (en) * | 1979-12-18 | 1981-06-25 | Boc Ltd | Method and apparatus for dissolving gas in a liquid |
| FR2518419A1 (fr) * | 1981-12-22 | 1983-06-24 | Koezponti Valto Hitelbank | Procede pour mettre des liquides en contact avec des gaz |
| EP0036600B1 (de) * | 1980-03-26 | 1983-10-19 | Hoechst Aktiengesellschaft | Verfahren und Vorrichtung zur Begasung von Flüssigkeiten |
| EP0036598B1 (de) * | 1980-03-26 | 1983-10-19 | Hoechst Aktiengesellschaft | Verfahren und Vorrichtung zur Begasung von Flüssigkeiten |
| US4735750A (en) * | 1985-01-16 | 1988-04-05 | Damann Franz Josef | Process and device for the dissolution of gas in liquid |
| EP2186557A1 (en) * | 2007-08-03 | 2010-05-19 | Fresh Water (Beijing) Technology Co., Ltd. | A system for feeding gas into liquid |
-
1973
- 1973-09-12 SE SE7312434A patent/SE375704B/xx unknown
-
1974
- 1974-09-12 DE DE2443568A patent/DE2443568A1/de not_active Withdrawn
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2371948A1 (fr) * | 1976-11-26 | 1978-06-23 | Linkrose Ltd | Procede de mise en contact de gaz et de liquide |
| EP0001834A1 (de) * | 1977-11-05 | 1979-05-16 | Hoechst Aktiengesellschaft | Verfahren zum Absorbieren nitroser Gase |
| DE2833190A1 (de) * | 1978-07-28 | 1980-02-14 | Hoechst Ag | Verfahren zum durchfuehren von gas/fluessigkeits-reaktionen in abstromreaktoren |
| FR2433366A1 (fr) * | 1978-07-28 | 1980-03-14 | Hoechst Ag | Procede pour executer des reactions entre gaz et liquides |
| WO1981001700A1 (en) * | 1979-12-18 | 1981-06-25 | Boc Ltd | Method and apparatus for dissolving gas in a liquid |
| EP0036600B1 (de) * | 1980-03-26 | 1983-10-19 | Hoechst Aktiengesellschaft | Verfahren und Vorrichtung zur Begasung von Flüssigkeiten |
| EP0036598B1 (de) * | 1980-03-26 | 1983-10-19 | Hoechst Aktiengesellschaft | Verfahren und Vorrichtung zur Begasung von Flüssigkeiten |
| DE3247266A1 (de) * | 1981-12-22 | 1983-07-14 | Központi Váltó- és Hitelbank Rt. Budapest, Innovációs Alap, 1054 Budapest | Verfahren zum inberuehrungbringen von fluessigkeiten mit gasen |
| FR2518419A1 (fr) * | 1981-12-22 | 1983-06-24 | Koezponti Valto Hitelbank | Procede pour mettre des liquides en contact avec des gaz |
| US4735750A (en) * | 1985-01-16 | 1988-04-05 | Damann Franz Josef | Process and device for the dissolution of gas in liquid |
| EP2186557A1 (en) * | 2007-08-03 | 2010-05-19 | Fresh Water (Beijing) Technology Co., Ltd. | A system for feeding gas into liquid |
| EP2186557A4 (en) * | 2007-08-03 | 2011-12-28 | Fresh Water Beijing Technology Co Ltd | SYSTEM FOR INTRODUCING GAS IN A LIQUID |
| US8814147B2 (en) | 2007-08-03 | 2014-08-26 | Fresh Water (Beijing) Technology Co., Ltd. | System for feeding gas into liquid |
Also Published As
| Publication number | Publication date |
|---|---|
| SE375704B (it) | 1975-04-28 |
| SE7312434L (it) | 1975-03-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8130 | Withdrawal |