IT960441B - AXIAL SYMMETRY MIXER TO PROMOTE THE TRANSFER OF MASS AND HEAT BETWEEN A GAS AND A LIQUID - Google Patents
AXIAL SYMMETRY MIXER TO PROMOTE THE TRANSFER OF MASS AND HEAT BETWEEN A GAS AND A LIQUIDInfo
- Publication number
- IT960441B IT960441B IT6900672A IT6900672A IT960441B IT 960441 B IT960441 B IT 960441B IT 6900672 A IT6900672 A IT 6900672A IT 6900672 A IT6900672 A IT 6900672A IT 960441 B IT960441 B IT 960441B
- Authority
- IT
- Italy
- Prior art keywords
- promote
- mass
- transfer
- gas
- heat
- Prior art date
Links
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
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
-
- 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
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
- B01F23/23312—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a conduit surrounding the stirrer axis
-
- 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
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
- B01F23/23314—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a hollow stirrer element
-
- 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
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2334—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer
- B01F23/23342—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer the stirrer being of the centrifugal type, e.g. with a surrounding stator
-
- 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
- B01F33/40—Mixers using gas or liquid agitation, e.g. with air supply tubes
- B01F33/402—Mixers using gas or liquid agitation, e.g. with air supply tubes comprising supplementary stirring elements
- B01F33/4021—Mixers using gas or liquid agitation, e.g. with air supply tubes comprising supplementary stirring elements the gas being introduced through the shaft of the stirring element
-
- 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
- C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (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)
- Mixers Of The Rotary Stirring Type (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7108614A NL7108614A (en) | 1971-06-22 | 1971-06-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT960441B true IT960441B (en) | 1973-11-20 |
Family
ID=19813457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT6900672A IT960441B (en) | 1971-06-22 | 1972-06-21 | AXIAL SYMMETRY MIXER TO PROMOTE THE TRANSFER OF MASS AND HEAT BETWEEN A GAS AND A LIQUID |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE785172A (en) |
CH (1) | CH553000A (en) |
DE (1) | DE2229833C3 (en) |
FR (1) | FR2142989A1 (en) |
GB (1) | GB1386258A (en) |
IT (1) | IT960441B (en) |
NL (1) | NL7108614A (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2922264C2 (en) * | 1979-05-31 | 1984-09-27 | Stelzer, Erwin, Ing.(Grad.), 3530 Warburg | Gassing device |
FR2517564B1 (en) * | 1981-12-07 | 1987-02-27 | Etude Tech Realisa Equip | FAST FLOATING AERATION TURBINE, ESPECIALLY FOR WATER PURIFICATION |
FI81077C (en) * | 1987-06-11 | 1990-09-10 | Outokumpu Oy | LUFTNINGSANORDNING FOER AVFALLSVATTEN FRAON INDUSTRI OCH BEBYGGELSE. |
US5160459A (en) * | 1990-11-27 | 1992-11-03 | Claudio Guarnaschelli | Fluid mixer |
CN109433055A (en) * | 2018-11-28 | 2019-03-08 | 济南和创医疗器械有限公司 | A kind of high-efficiency self-cleaning agitating device |
CN111701482A (en) * | 2020-06-27 | 2020-09-25 | 苏波 | Sewage detection and treatment device |
CN114471314B (en) * | 2021-12-28 | 2023-08-25 | 浙江永金生物科技有限公司 | Washing and protecting two-in-one enzyme wool and cashmere laundry detergent and preparation device thereof |
-
1971
- 1971-06-22 NL NL7108614A patent/NL7108614A/xx unknown
-
1972
- 1972-06-13 FR FR7221172A patent/FR2142989A1/fr not_active Withdrawn
- 1972-06-19 DE DE2229833A patent/DE2229833C3/en not_active Expired
- 1972-06-21 BE BE785172A patent/BE785172A/en unknown
- 1972-06-21 IT IT6900672A patent/IT960441B/en active
- 1972-06-21 CH CH928472A patent/CH553000A/en not_active IP Right Cessation
- 1972-06-22 GB GB2932472A patent/GB1386258A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2229833A1 (en) | 1973-01-11 |
DE2229833C3 (en) | 1975-03-06 |
CH553000A (en) | 1974-08-30 |
NL7108614A (en) | 1972-12-28 |
BE785172A (en) | 1972-12-21 |
DE2229833B2 (en) | 1974-07-04 |
GB1386258A (en) | 1975-03-05 |
FR2142989A1 (en) | 1973-02-02 |
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