WO2005039746A1 - 散気処理装置 - Google Patents
散気処理装置 Download PDFInfo
- Publication number
- WO2005039746A1 WO2005039746A1 PCT/JP2003/013844 JP0313844W WO2005039746A1 WO 2005039746 A1 WO2005039746 A1 WO 2005039746A1 JP 0313844 W JP0313844 W JP 0313844W WO 2005039746 A1 WO2005039746 A1 WO 2005039746A1
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- WIPO (PCT)
- Prior art keywords
- gas
- liquid
- air
- diffuser
- passage pipe
- Prior art date
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Classifications
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- 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
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
- B01D47/025—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath by contacting gas and liquid with a static flow mixer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/84—Biological processes
-
- 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
- B01F23/232311—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 the conduits being vertical draft pipes with a lower intake end and an upper exit end
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- 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
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
- B01F25/4314—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor with helical baffles
-
- 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
-
- 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
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
- B01F25/43197—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor characterised by the mounting of the baffles or obstructions
- B01F25/431971—Mounted on the wall
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- 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
Definitions
- the present invention relates to an aeration treatment apparatus used for water treatment and purification of industrial wastewater, water and sewage, lakes, rivers, groundwater, etc., removal and recovery of foreign substances in the air, and bioreactors (bioreactors). .
- this is an operation that mixes gas and liquid, and stirs them to bring them into gas-liquid contact.
- the air is aerated in water to dissolve oxygen in the air, and ammonia and trichloro dissolved in water.
- aeration type aeration treatment device 1 1 0 has a large number of aeration plates 1 1 2 and a diffusion cylinder arranged at the bottom of the aeration tank 1 1 1.
- Aeration processing is performed by supplying pressurized air through 1 3 and air feed line 1 1 4.
- packed towers and plate towers are often used as shown in Fig. 17.
- a cylindrical exhaust gas dispersion pipe having a large number of gas ejection holes is used as a gas-liquid contact reaction device of an exhaust gas treatment device containing dust and sulfurous acid gas.
- Exhaust gas treatment methods using this exhaust gas dispersion pipe are disclosed in Japanese Patent Application Laid-Open Nos. 7-30853 and 9-865.
- the gas-liquid contact efficiency is low.
- the conventional air diffuser using a static mixer has low oxygen absorption efficiency due to structural problems, and it is difficult to manufacture an air diffuser with a large diameter (diameter of 500 mm or more). Even if it can be manufactured, the gas-liquid contact efficiency is low. Furthermore, the manufacturing cost is also expensive.
- the diameter of the air blowing hole of the air supply pipe arranged below the conventional static mixer is in the range of 10 to 40 mm.
- One or more blowout holes are provided on the upper surface of the air pipe. Since the bubble diameter of the bubbles supplied from this blowout hole is large, the gas-liquid contact efficiency is low, The contact time becomes longer.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2-1 9 8 6 94
- Patent Document 2 Japanese Patent Application Laid-Open No. 4 4-8 2 90
- Patent Document 3 Japanese Patent Laid-Open No. 5 3-3 6 1 8 2
- Patent Document 4 Japanese Patent Application Laid-Open No. 5-168.82
- Patent Document 5 Japanese Patent Application Laid-Open No. 7-2 8 4 6 4 2
- Patent Document 6 Japanese Patent Application Laid-Open No. 7-3 0 8 5 3 6
- Patent Document 7 Japanese Patent Laid-Open No. 9-865
- Patent Document 8 Japanese Laid-Open Patent Publication No. 10-0 8 6 2 7
- Patent Document 9 Japanese Patent Application Laid-Open No. 10-885 7 21
- Non-Patent Document 1 S. J. Chen, et al. "Static 'Mixing' Handbook", Research Institute for Chemical Research, 1 9 7 June issue
- Non-patent document 2 Teruichiro Matsumura, Yasushi Morishima, et al. “Static Mixer—Basics and Applications 1” Nikkan Kogyo Shimbun, 1 9 8 1 Sep. 3 0
- the object of the present invention is to improve the efficiency of gas-liquid contact and aeration, diffusion and reaction treatment very effectively to save wastewater etc. with less energy, space saving, lower cost, and maintenance-free operation. It is to provide a diffuser that removes and collects foreign substances. Furthermore, it is to provide a bioreactor that can be used for highly efficient enzyme reactions and microbial reactions.
- a first air diffusion treatment device includes a passage pipe through which a cylindrical fluid flows, which is provided with a static mixer disposed substantially perpendicular to a longitudinal direction.
- a gas ejection part for supplying gas to the passage pipe through a gas feed line is arranged at the lower end side of the channel pipe, a spray nozzle is arranged in the gas jet part, and a gas jet part of the gas feed pipe is provided.
- a gas is supplied, and a liquid is introduced into the passage pipe from a lower side of the passage pipe, and the gas and the liquid are An air diffuser that rises in a parallel flow in the passage pipe, both come into gas-liquid contact inside the previous pipe, and is discharged into the liquid from the upper end side of the passage pipe.
- These air diffusers have a static mixer that mixes and mixes fluid using the flow energy of a fluid that does not require mixing and agitation, and a gas ejection section below it.
- the liquid is introduced from the lower part of the gas jet part by the jet energy.
- the liquid and gas flow in parallel from the lower end side to the upper end side of the passage tube, and are mixed in gas-liquid contact for aeration, release, and reaction treatment.
- the second air diffusion treatment device of the present invention for solving the above-mentioned problems is the passage of a cylindrical fluid having a stationary mixer arranged with the longitudinal direction substantially vertical.
- a gas ejection part that supplies gas into the passage pipe is disposed on the lower end side of the passage pipe and the passage pipe, a static mixer is disposed in the self gas ejection part, and gas is supplied to the gas ejection part.
- a liquid is introduced into the passage pipe from the lower side of the passage pipe, the gas and the liquid rise in a parallel flow in the passage pipe, and both are gas-liquid contact mixed in the passage pipe, and the passage pipe A diffuser that is discharged into the liquid from the upper end of the tube.
- a plurality of fluid passages are formed by providing the stationary mixer ⁇ disposed in the passage pipe and in the gas ejection portion, and a plurality of right-handed or left-handed spiral blades.
- the fluid passages communicate with each other through an opening in the longitudinal direction of the blade body, and the blade body is formed in a porous manner.
- the power consumption ⁇ 7 can be greatly reduced by increasing the gas-liquid contact efficiency.
- the improvement of gas-liquid contact efficiency shortens the time between aeration, diffusion and reaction treatment.
- the diffuser processing equipment improves the gas supply capacity per unit area, and the installation area in the horizontal direction is reduced, saving space, and reducing the construction and construction costs and equipment costs.
- construction costs such as air supply piping will be reduced.
- since there is no outage due to clogging, maintenance and production management costs are also reduced.
- the size can be increased easily.
- FIG. 1 is a schematic view showing a first embodiment according to the present invention.
- Fig. 2 is a schematic diagram of the second embodiment
- Fig. 3 is a schematic diagram of the third embodiment
- Figs. 4 (a) and (b) are examples of a static mixer used in the present invention.
- FIG. 5 is a basic structural view showing an embodiment of a static mixer used in the present invention.
- FIG. 6 is a schematic view of a gas processing apparatus according to the first embodiment of the present invention
- FIG. 7 is a perspective view showing an embodiment of a spray nozzle used in the first embodiment of the present invention.
- FIG. 8 is a schematic view of the air diffuser according to the second embodiment.
- FIG. 1 is a schematic view showing a first embodiment according to the present invention.
- Fig. 2 is a schematic diagram of the second embodiment
- Fig. 3 is a schematic diagram of the third embodiment
- Figs. 4 (a) and (b) are examples of a static mixer used in the present invention.
- FIG. 9 is a partial schematic bottom view of the air diffusion treatment device according to the second embodiment of the present invention.
- FIG. 10 is a partial schematic perspective view of a gas ejection portion according to the embodiment of the scissors 2 of the present invention.
- FIG. 11 is a schematic cross-sectional view of a diffuser according to a third embodiment of the present invention.
- Fig. 1 2 shows the air treatment device according to the present invention with the active sludge method. It is a block diagram which shows the Example at the time of applying to.
- Fig. 13 is a block diagram showing an embodiment when similarly applied to wastewater discharge treatment.
- Fig. 14 is a block diagram showing an embodiment when similarly applied to an exhaust gas treatment apparatus, and Fig.
- FIG. 15 is a block diagram showing an embodiment when similarly applied to a biological reaction using an enzyme or a microorganism.
- Fig. 16 is a schematic diagram showing a conventional aeration treatment device using a diffuser plate method
- Fig. 17 is a schematic diagram showing a conventional diffusion treatment device using a packing method.
- FIG. 1 is a schematic view showing a first embodiment according to the present invention.
- a set of static mixers 2 is installed in a passage pipe 1 through which a cylindrical fluid arranged with its longitudinal direction flowing substantially perpendicularly flows, and an air feed line is formed in the space 3 below it.
- a gas jetting part 5 provided with a spray nozzle for supplying gas via 4 is arranged, and further a liquid introducing part 6 for introducing liquid (FL) is arranged therebelow.
- the gas (FG) is jetted upward from the gas jetting part 5 to the lower end part of the static mixer 2 in the passage pipe 1 through the space part 3.
- the liquid (FL) is introduced into the space portion 3 in the passage tube 1 from the liquid introduction portion 6 on the lower end side of the passage tube 1 by the air lift effect generated by the buoyancy of the gas (FG).
- the gas (F G) and the accompanying liquid (F L) flow in the static mixer 2 while rising in parallel flow, are refined, come into gas-liquid contact, and are discharged into the liquid. As a result, the liquid and the gas are in sufficient gas-liquid contact, and aeration, release, or chemical reaction proceeds.
- the position of the gas ejection part 5 is preferably arranged at a distance in the range of 0.2 to 3 times the diameter of the static mixer 2 from the lower end of the static mixer 2. Further, the liquid introducing portion 6 may be used with an opening provided in the tube wall below the passage tube 1. This improves the circulating flow of liquid.
- the gas (FG) rising from the lower part of the static mixer 2 via the air feed line 4 is ejected and supplied from the spray nozzle of the gas ejection part 5 upward.
- This gas-liquid mixing and stirring operation is carried out with no power and high efficiency. Therefore, it becomes energy saving.
- FIG. 2 is a schematic view showing a second embodiment of the present invention, as described above.
- a set of static mixers 9 is provided in a passage pipe 8 through which a cylindrical fluid arranged with its longitudinal direction substantially vertical flows, and air is placed in the space 10 below it.
- Gas through feed line 1 1 (FG) The gas ejection part 12 for supplying the gas is disposed.
- a static mixer 1 3 is installed in the gas ejection section 12.
- a liquid introduction part 14 for introducing liquid (FL) is disposed below the liquid introduction part 14.
- the air diffusion treatment device 15 configured in this way, the lower end of the static mixer 9 in the gas (FG) storage pipe 8 is inserted into the gas ejection part 12 via the space part 10. It is ejected and supplied from the installed static mixer 13.
- the liquid (FL) is introduced into the space portion 10 from the liquid guide portion 14 on the lower end side of the passage tube 8 by the air lift effect generated by the blown-off gas (FG).
- the atomized gas (FG) and the accompanying liquid (FL) rise in a cocurrent flow and flow through the static mixer 9 to come into gas-liquid contact and exit into the liquid.
- the liquid and gas are in sufficient gas-liquid contact, and aeration, release, and chemical reaction proceed.
- FIG. 3 is a schematic diagram showing a third embodiment according to the present invention, as described above.
- a set of static mixers 17 is installed in the passage pipe 16 through which the cylindrical fluid flows, and gas (FG) is placed in the space 18 below it through the air feed line 19.
- a plurality of gas ejection portions 20 for supplying the gas are disposed.
- the air feed line 19 is arranged from the upper side to the lower side through the opening in the longitudinal direction of the static mixer 17.
- the gas (FG) is jetted upward from the gas jetting part 20 via the air feed line 19 from the downward force of the static mixer 17 and supplied.
- the liquid (FL) introduced from the liquid introduction part 22 on the lower end side of the passage pipe 16 flows in the static mixer 17 together with the rising gas in a parallel flow, and the gas-liquid Contact progresses.
- the gas-liquid contact efficiency is further improved by disposing and using a static mixer in the gas ejection part 20.
- the number of gas ejection portions 20 can be appropriately adjusted according to the purpose.
- passage pipes 16 having a large diameter can be used, the gas supply capacity per unit is greatly improved, and the processing time is shortened.
- the amount of piping in the pneumatic line is reduced, and piping work costs and maintenance management costs are also reduced. Furthermore, the large size of the equipment becomes easy.
- FIG. 4 shows an embodiment of a static mixer used in the present invention.
- the figure is a schematic perspective view of a passage tube having a right-handed spiral blade body
- the figure is Similarly, it is a schematic perspective view of a passage tube having a left twisted blade body.
- three right-hand twisted blade bodies 25 are installed in a static mixer 24 arranged in a cylindrical passage tube 23.
- the blade body 25 is formed of a perforated plate having a large number of perforated holes 26.
- three fluid passages 27 are provided, and the fluid passages 27 communicate with each other over the entire length of the blade body 25 through the opening portion 28.
- FIG. 1 In the figure, similarly, in the cylindrical passage tube 29 In the static mixer 30 arranged, three left-hand twisted blade bodies 31 are installed.
- the blade body 31 is formed of a perforated plate having a large number of perforated holes 3 2.
- Three fluid passages 33 are provided, and the fluid passages 33 communicate with each other over the entire length of the blade body 31 through the opening 34.
- Static mixers 24 and 30 are arranged (a) Figure or
- the diameter of the holes (2 6, 32) drilled in the blade bodies 25, 3 1 is preferably in the range of 5 to 30 mm, and the aperture ratio of the holes (2 6, 3 2) is 5 to 80 A range of% is preferred.
- the rising speed of the gas in the pipe (2 3, 29) is preferably in the range of 0.1 to 10 m / s, more preferably in the range of 0.5 to 5 m / s. It is.
- Helix angle is 90 °, 1 80 °, 2 70. However, it can also be used at 15 °, 30 °, 45 °, 60 °, etc.
- manufacture a blade body (2 5, 3 1) with a small twist angle such as 15 ° or 30 °, for example 3 Connect the blades 3 0 ° + 30 ° + 30 ° 9 0. You may arrange and use like this. By doing so, the manufacturing process becomes easy, and the manufacturing process cost is also reduced.
- a combination of blades having different twist angles can be appropriately selected and used depending on the application.
- FIG. 5 is a basic structural diagram showing an embodiment of a static mixer used in the present invention.
- spiral right-handed and left-handed blades 3 6, 3 7 having a plurality of fluid passages are formed in a cylindrical passage pipe 35 via a cylindrical space portion 38. It is installed inside. Further, a cylindrical space portion 39 is formed below the left twist blade body 37.
- the arrangement of the right and left twisted blade bodies 3 6 and 3 7 in the passage pipe 35 is not limited to this basic structure diagram, but the combination of the arrangement of the blade bodies 36 and 37 can be used. For example, right + left + right, right + left + right + left, etc.
- the gas (FG) and the liquid (FL) rising in parallel flow from below the passage pipe 35 via the space portion 39 are twisted to the left. While the blade 3 7, the space 3 8, and the right-hand twisted blade 3 6 flow i, they rotate in the left and right directions and split, merge, invert, and shear stress while continuously repeating the action. Contacted with liquid and discharged into liquid.
- FIG. 6 is a schematic diagram of the air diffusion treatment device according to the first embodiment of the present invention.
- the air diffuser 40 is provided with a static mixer 41, and has a cylindrical through-hole pipe 43 having a space 42 below and an air feed pipe 45 for supplying gas by having a gas outlet 44. It is composed of two 3 ⁇ 4-holding plates 46 that connect the two.
- the air pipe 45 has a spray nozzle that ejects gas vertically. It has a gas ejection part 4 4 installed, and the side opposite to the gas inlet side is closed.
- the air diffusion treatment device 40 configured in this way is arranged in a liquid, and the gas (FG) is sent from the gas ejection section 44 through the gas delivery pipe 45 by a blower or a compressor.
- FG is supplied into the space 4 2 of the passage pipe 4 3.
- Liquid (FG) is entrained from the liquid introduction part 4 7 at the lower end of the passage pipe 4 3 due to the lift effect due to the buoyancy of the supplied gas (FG), and the co-current stationary mixer 4 1
- a gas-liquid contact is made by flowing through the inside, and aeration, emission, and reaction process proceed by discharging into the liquid.
- gas (FG) is efficiently dispersed in the liquid (FG), and the gas-liquid contact efficiency is improved.
- the spray nozzle 48 is preferably used in the shape shown in FIG. 7 which has a conical and multi-lamellar structure and can be ejected.
- FIG. 8 is a schematic view of an air diffusion treatment device according to the second embodiment of the present invention.
- the air diffuser 4 9 includes a cylindrical passage pipe 50 having a space 52 and a liquid introduction part 5 3 below, a static mixer 51 and a gas ejection part 5 4. And two support plates 56 that support the passage pipe 50 and the pneumatic pipe 5 5.
- the gas jetting part 54 is provided with a static mixer 57 formed of a plurality of right-handed spiral blades.
- the gas-liquid contact action between the gas (FG) and the liquid (FL) is the same as in FIG. 6 and will not be described.
- the static mixer 5 7 is provided in the gas ejection part 5 4 of the air feed pipe 55.
- the gas (FG) is refined by the generation of turbulent flow and rises in parallel with the liquid (FL) in the space 52 of the passage tube 50.
- the refined gas (FG) and liquid (FL) flow through the static mixer 51 and make gas-liquid contact with high efficiency, discharged into the liquid, aerated, diffused and The reaction process proceeds.
- FIG. 9 is a partial schematic bottom view of the air diffusion treatment device according to the second embodiment of the present invention.
- the bottom surface of the air diffusion treatment device 58 is constituted by three right-handed twisted blades 60 and a cylindrical air feed tube 61 installed in a cylindrical passage tube 59.
- the blade body 60 is formed of a perforated plate having a large number of holes 6 2 drilled in the thickness direction, and has an opening 63 over the entire length of the blade body 60 in the longitudinal direction.
- FIG. 10 is a partial schematic perspective view of a gas ejection portion according to a second embodiment of the present invention.
- the air pipe 6 4 is formed in an inverted T-shape, and three right-handed spiral blade bodies 6 6 are arranged in the gas ejection section 65, and three fluid passages 6 7
- the fluid passage 6 7 communicates over the entire length in the longitudinal direction of the blade body 6 6 through the opening 6 8.
- the blade body 66 is formed of a perforated plate having a large number of holes 69 drilled in the thickness direction.
- the flow of gas (FG) is a straight flow that goes straight through the opening 6 8 and a spiral flow that flows along the three spiral blade bodies 6 6 and the blade body 6 6.
- the gas (FG) is refined by the turbulent flow generated by the divided soot passing through the holes 69.
- this refined gas (: FG) By using this refined gas (: FG), the gas-liquid contact efficiency is further improved.
- the twist direction of the blade body 6 6, twist Various combinations of angle, twisting direction and angle, hole diameter, hole opening ratio, etc. can be used.
- the installation position of the gas jetting part 65 is in the range of 0.2 to 3 times the diameter of the passage pipe from the lower end side of the static mixer installed in the passage pipe 59. Is preferred.
- FIG. 11 is a schematic cross-sectional view of an air diffusion treatment device according to a third embodiment of the present invention.
- Air diffuser 70 has two or more 90 ° right-handed blades 7 2 in passage pipe 7 1 through which a cylindrical fluid flows to form static mixer 7 3.
- a cylindrical air supply pipe 75 for supplying gas through an opening 7 4 in the static mixer 7 3 is disposed, and two gas ejection portions 7 6 are disposed, and the gas ejection portion 7 Inside 6 is a static mixer 7 7.
- the blade body 72 is formed of a perforated plate having a number of holes 78 formed therein.
- the gas (FG) is a gas (FG) pressurized by a gas supply means such as a blower, a compressor, or a gas cylinder (not shown).
- a gas supply means such as a blower, a compressor, or a gas cylinder (not shown).
- the gas is ejected upward from below the static mixer 73 through the gas ejection part 7 6 and the space part 79.
- the liquid (F L) is introduced from the liquid introduction part 80 at the lower end of the passage pipe 71 into the space part 79 in the passage pipe 71 due to the air lift effect generated by the buoyancy of the gas (F G).
- the gas (FG) and the accompanying liquid (FL) flow through the static mixer 73 while moving up in the passage pipe 71 in parallel flow, and are refined by mixing and stirring. Contact to be discharged into the liquid.
- the diffuser 70 of this embodiment has a large diameter (more than 500 mm in diameter) of the passage pipe 71, which saves energy by reducing the reaction processing time by improving the gas supply capacity per unit, and aeration Space-saving is achieved by reducing the tank volume, and maintenance-free with a structure that does not generate fluid stagnation (dead area) can be achieved.
- FIG. 12 is a block diagram showing an example in which the aeration apparatus according to the present invention is applied to the aeration process of the activated sludge method.
- the diffuser 8 1 is located at the bottom of the aeration tank 8 2 storing the raw water.
- the air supply line 8 4 and the air supply line 8 4 supply raw air to the lower part of the diffuser 8 1.
- a raw water supply line 85 and a treated water discharge line 86 for discharging treated water are provided.
- the liquid introduction part of the air diffusion treatment device 81 is installed at a position separated from the bottom surface of the aeration tank 82 by 50 to 200 mm.
- the raw water is caused by the air lifting effect due to the buoyancy of the air supplied from below the air diffusion treatment device 8 1 via the blower 83 and the air feed line 84.
- Air diffuser 8 1 In raw water and air Mixed and stirred while flowing in parallel flow, oxygen in the air dissolves in the raw water, and the raw water is purified batchwise or continuously by aerobic microorganisms and discharged from the treated water discharge line 86 .
- the supply rate of the amount of air that flows through the diffuser 8 1 from below to the top is 1 8 0 0 to 2 1 00 0 m 3 / at a water depth of 2 to 6 meters in the aeration tank 82.
- a range of m 2 ′ time is preferable, but a range of 3 60 0 to 120 0 m 3 / m 2 ⁇ hour is more preferable.
- the explosion and stirring area per unit is 3-8 m 2 .
- the discharge pressure of the blower 83 may be a value obtained by adding the pressure at the water depth and the pressure loss of the air feed line 84.
- the method of the present invention is 1/5 to 3-5. Furthermore, Table 1 shows the results of performance comparison between the conventional methods A, B, C using the static mixer installed in the conventional dust cylinder and the method of the present invention. As shown in Table 1, according to the method of the present invention, the air supply capacity per unit is 10 0 Nm 3 / m 2 ⁇ H r, whereas the conventional method is 8 0, 1 2, 17 Nm 3 / m 2 'H r. Similarly, the oxygen absorption efficiency is 8.3, 10.5, 13.0 against 13.5%.
- FIG. 13 is a block diagram showing an embodiment in the case where the aeration treatment apparatus according to the present invention is applied to wastewater emission treatment.
- the diffuser processing device 87 is the same as the embodiment of FIG. 12 described above, but is disposed at the bottom of the cylindrical diffusion tank 88, and air is supplied to the lower part of the diffuser processing device 87. Blowers to be supplied 8 9 and pneumatic lines 90, waste water supply lines 9 1 to supply waste water, and treated water discharge lines 9 2 to discharge purified treated water are provided.
- the exhaust line 93 is provided with a cooling device or adsorption device for recovering volatile substances.
- the volatile substances such as trichloromethane, trihalogen, ammonia, chlorine, krypton, etc. in the wastewater are transferred to the supplied air and diffused.
- the purified air is released into the atmosphere.
- the type of gas to be supplied is not limited to air, and inert gases such as nitrogen, helium, argon, carbon monoxide gas can be used as appropriate.
- nitrogen gas it is possible to dissipate dissolved oxygen in a liquid by using nitrogen gas.
- the supply speed of the gas supplied into the diffuser 87 is preferably in the range of 36 00 to 1 800 m 3 / m 2 -hour when the water depth in the diffusion tank 88 is 1 to 3 meters. Preferred is the range of 7 2 0 0 to 1 50 0 0 m 3 / m 2 'time.
- FIG. 14 is a flow chart showing an embodiment when the aeration treatment according to the present invention is applied to the exhaust gas treatment.
- a plurality of diffuser treatment devices 94 are arranged at predetermined positions in a cylindrical reaction vessel 95, and an air supply line 97 for supplying exhaust gas via a blower 96 and water or water below the diffuser treatment device 94.
- New liquid supply line 98 for supplying the absorbing liquid, exhaust line for discharging the absorbing liquid 99 to the outside of the reaction tank 9 5 1 0 0, exhaust line for exhausting the cleaned exhaust gas from the top of the reaction tank 9 5 1 0 1 is provided.
- the air diffusion treatment device 94 configured in this way, the exhaust gas containing HC 1, SO x , NO x , NH 3 , H 2 S, and dust is passed through the blower 96 and the air line 97.
- the exhaust gas and liquid Mixing and stirring with high efficiency enables short-time processing.
- the processing speed can be improved to save space and the equipment cost can be reduced.
- an air diffuser 94 having a large diameter (diameter of 500 mm or more) the processing capacity is improved and more space is saved.
- the stagnation part (dead area) of the fluid does not easily occur in the diffuser processing device 94, the adhesion and growth of calcium and the like can be prevented, and the maintenance cost can be reduced.
- FIG. 15 is a block diagram showing an embodiment in which the aeration treatment apparatus according to the present invention is applied to a reaction by an enzyme or a microorganism.
- the air diffuser 10 0 2 is arranged at a predetermined position in the cylindrical bioreactor 10 3, and the air supply line 10 04 for supplying gas below the air diffuser 10 2, the raw liquid supply for supplying the raw liquid Line 1 0 5, Reaction product discharge line 1 06 for discharging reaction products, Exhaust line 1 07 for discharging gas from the top of bioreactor 1 0 3, Circulating stock solution from liquid level to bottom of bioreactor 1 03 Circulating fluid line 108 is provided. Also buy In the o-reactor 103, a catalyst carrier 1009 or a biological catalyst carrying an enzyme or a microorganism is present in the liquid.
- the gas is diffused by the gas supply means such as a blower, a compressor, and a gas cylinder (not shown) through the air feed line 1 0 4.
- the stock solution is supplied via the stock solution supply line 10 5 by a supply means such as a pump or pressurization.
- the reaction product and gas are discharged to the outside through the reaction product discharge line 10 6 and the exhaust line 10 07.
- the stock solution forms a circulating flow from the liquid level of the bioreactor 10 3 to the lower part by the circulating fluid line 10 8.
- the gas and the undiluted solution flow through the diffuser 10 2 in parallel, and the biological reaction proceeds by the biocatalytic function of the enzyme or microorganism in the undiluted solution.
- the gas flow rate in the bioreactor is higher in the gas flow rate range of 0.1 to 5 m / s than the conventional bubble column system. Can operate and achieve high oxygen transfer rate.
- the bioreactor has a mixing and stirring function that equalizes the flow rate distribution in the bioreactor and equalizes the oxygen transfer rate, so there is no dead space, and it is easy to increase the size and produce. The amount is more improved. In addition, it prevents gas channeling and improves gas dispersion in high viscosity liquids. Furthermore, by improving the reaction rate, space saving and energy saving are achieved, and production costs are reduced. It can also be used as a gas-liquid reactor that does not use a biocatalyst. Note that the superficial velocity of the gas in the conventional bubble tower is in the range of 0.01 to 0.1 lm / s.
- FIG. 16 is a schematic view showing a conventional aeration processing apparatus using a diffuser plate method.
- the conventional aeration treatment equipment 1 1 0 has a large number of air diffusers 1 1 2 on the bottom of the aeration tank 1 1 1, and a large number of air is sent through the blower 1 1 3 and air feed line 1 1 4.
- Air diffuser plate 1 1 2 is supplied.
- the diffuser plate 1 1 2 is formed of a fine porous body and generates fine bubbles.
- the amount of air blown from a general diffuser plate 1 1 2 is 50 to 40 OL / min.
- the ventilation resistance is 1 00 0 0 to 3 0 0 0 Pa.
- Fig. 17 is a schematic diagram showing a conventional diffusion treatment apparatus using a packing method.
- a cylindrical diffusion tower 1 16 is filled with a regular or irregular packing. Gas and raw water flow through the packing 1 1 7 in countercurrent, and are processed to be released by gas-liquid contact.
- the feed rate of the gas in the range of 1 0 ⁇ 1 0 0 m 3 / m 2 ⁇ Time 0
- FIG. 1 is a schematic view showing a first embodiment according to the present invention.
- FIG. 2 is a schematic diagram showing a second embodiment according to the present invention.
- FIG. 3 is a schematic view showing a third embodiment according to the present invention.
- FIG. 4 shows an embodiment of a static mixer used in the present invention.
- the figure is a schematic perspective view of a passage tube having a right-handed spiral blade.
- the figure also shows a passage tube with a left-handed spiral blade.
- FIG. 5 is a basic structural diagram showing an embodiment of a static mixer used in the present invention.
- FIG. 6 is a schematic view of the air diffusion treatment device according to the first embodiment of the present invention.
- FIG. 7 is a perspective view showing an embodiment of a spray nozzle used in the first embodiment of the present invention.
- FIG. 8 is a schematic view of an air diffuser according to a second embodiment of the present invention.
- FIG. 9 is a partial schematic bottom view of the air diffusion treatment device according to the second embodiment of the present invention.
- FIG. 10 is a partial schematic perspective view of a gas ejection portion according to a second embodiment of the present invention.
- FIG. 11 is a schematic cross-sectional view of a diffuser according to a third embodiment of the present invention.
- FIG. 12 is a block diagram showing an embodiment in the case where the aeration treatment apparatus according to the present invention is applied to the aeration process of the activated sludge method.
- FIG. 13 Similarly, it is a block diagram showing an embodiment when applied to wastewater discharge treatment.
- FIG. 14 Similarly, it is a block diagram showing an embodiment when applied to an exhaust gas treatment apparatus.
- FIG. 15 is a block diagram showing an embodiment when applied to a biological reaction using an enzyme or a microorganism.
- FIG. 16 is a schematic view showing an aeration processing apparatus using a conventional diffuser plate method.
- FIG. 17 is a schematic view showing a conventional diffusion treatment apparatus using a packing method.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Dispersion Chemistry (AREA)
- Molecular Biology (AREA)
- Organic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Microbiology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Biodiversity & Conservation Biology (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Treating Waste Gases (AREA)
- Compressor (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Ventilation (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Gas Separation By Absorption (AREA)
- Physical Water Treatments (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
Description
Claims
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005509866A JP4463204B2 (ja) | 2003-10-29 | 2003-10-29 | 散気処理装置 |
EP20090161789 EP2095869B8 (en) | 2003-10-29 | 2003-10-29 | Air diffusing device |
EP03818906A EP1679112A4 (en) | 2003-10-29 | 2003-10-29 | AIR DIFFUSER DEVICE |
PCT/JP2003/013844 WO2005039746A1 (ja) | 2003-10-29 | 2003-10-29 | 散気処理装置 |
AU2003277531A AU2003277531A1 (en) | 2003-10-29 | 2003-10-29 | Air diffusing device |
US10/525,276 US20060055068A1 (en) | 2003-10-29 | 2003-10-29 | Air diffusing device |
CNA2003801106215A CN1859967A (zh) | 2003-10-29 | 2003-10-29 | 气体扩散处理装置 |
AT09161789T ATE500885T1 (de) | 2003-10-29 | 2003-10-29 | Luftverteilervorrichtung |
DE60336360T DE60336360D1 (de) | 2003-10-29 | 2003-10-29 | Luftverteilervorrichtung |
US11/075,138 US7264231B2 (en) | 2003-10-29 | 2005-03-08 | Diffused gas aeration apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2003/013844 WO2005039746A1 (ja) | 2003-10-29 | 2003-10-29 | 散気処理装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/075,138 Continuation-In-Part US7264231B2 (en) | 2003-10-29 | 2005-03-08 | Diffused gas aeration apparatus |
Publications (1)
Publication Number | Publication Date |
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WO2005039746A1 true WO2005039746A1 (ja) | 2005-05-06 |
Family
ID=34509594
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2003/013844 WO2005039746A1 (ja) | 2003-10-29 | 2003-10-29 | 散気処理装置 |
Country Status (8)
Country | Link |
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US (2) | US20060055068A1 (ja) |
EP (2) | EP1679112A4 (ja) |
JP (1) | JP4463204B2 (ja) |
CN (1) | CN1859967A (ja) |
AT (1) | ATE500885T1 (ja) |
AU (1) | AU2003277531A1 (ja) |
DE (1) | DE60336360D1 (ja) |
WO (1) | WO2005039746A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005219036A (ja) * | 2004-02-03 | 2005-08-18 | Anemosu:Kk | 散気処理装置 |
JP2006281180A (ja) * | 2005-03-31 | 2006-10-19 | Anemosu:Kk | 散気処理装置 |
JP2011062614A (ja) * | 2009-09-15 | 2011-03-31 | Yonezaki:Kk | エアーリフトポンプを有する攪拌装置 |
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US20090038701A1 (en) | 2006-01-17 | 2009-02-12 | Baxter International Inc. | Device, system and method for mixing |
JP2008086937A (ja) * | 2006-10-03 | 2008-04-17 | Anemosu:Kk | 流体混合器、流体混合装置及びノズル部材 |
JP2008183501A (ja) * | 2007-01-29 | 2008-08-14 | Anemosu:Kk | 流体混合器 |
DE102008017921B3 (de) * | 2008-04-08 | 2009-07-30 | Plinke Gmbh | Blasenmischer |
WO2010000071A1 (en) * | 2008-06-30 | 2010-01-07 | Global Clean Energy Inc. | Static fluid mixing pump device |
US20100309746A1 (en) * | 2009-06-05 | 2010-12-09 | Andersson Per-Olof K | Ultraclean Magnetic Mixer with Shear-Facilitating Blade Openings |
DE102010023631B4 (de) * | 2010-06-14 | 2019-02-21 | Aqseptence Group Gmbh | Statischer Mischer und Mischverfahren |
JP5712564B2 (ja) * | 2010-10-29 | 2015-05-07 | 東京エレクトロン株式会社 | ウィルス検出装置及びウィルス検出方法 |
WO2013020131A1 (en) * | 2011-08-04 | 2013-02-07 | Nicholson Hugh B | Aeration system |
JP5835776B2 (ja) * | 2012-05-21 | 2015-12-24 | 株式会社 ソルエース | 散気装置 |
US8950383B2 (en) | 2012-08-27 | 2015-02-10 | Cummins Intellectual Property, Inc. | Gaseous fuel mixer for internal combustion engine |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59206096A (ja) * | 1983-05-11 | 1984-11-21 | Toray Ind Inc | 曝気装置 |
JPH0515753A (ja) * | 1991-07-16 | 1993-01-26 | Hisao Kojima | 気液接触装置 |
JPH05168882A (ja) * | 1991-12-17 | 1993-07-02 | Hisao Kojima | 物質移動装置及びその製造方法 |
JP2001062269A (ja) * | 1999-08-26 | 2001-03-13 | Ohr:Kk | 気液混合装置 |
JP2001269692A (ja) * | 2000-03-27 | 2001-10-02 | Takasago Thermal Eng Co Ltd | エアレーション方法及びエアレーション装置 |
JP2002143834A (ja) * | 2000-11-10 | 2002-05-21 | Hisao Kojima | 液体中の不純物除去装置 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1144342A (en) * | 1913-10-07 | 1915-06-29 | Benjamin Andrews | Air-lift for elevating liquids. |
JPS448290Y1 (ja) | 1966-10-15 | 1969-03-31 | ||
US3852384A (en) * | 1972-07-21 | 1974-12-03 | Environmental Technology | Liquid treatment apparatus |
JPS52125465A (en) * | 1975-11-14 | 1977-10-21 | Masahiro Takeda | Method of promoting reaction of fluid mixture in stream feeding way |
JPS5336182A (en) | 1976-09-16 | 1978-04-04 | Hitachi Ltd | Thin semiconductor single crystal film forming insulation substrate |
GB2063694A (en) * | 1979-11-26 | 1981-06-10 | Engineering Technical Services | Improvements in circulating and gasifying apparatus partly or wholly submerged in a fluid |
FR2486512A1 (fr) * | 1980-07-09 | 1982-01-15 | Inst Francais Du Petrole | Procede perfectionne d'epuration de gaz contenant du sulfure d'hydrogene et du dioxyde de carbone et appareillage utilise a cet effet |
EP0222799B2 (de) * | 1985-05-07 | 1994-05-18 | PETERSEN, Fred | Verfahren zur einbringung von sauerstoff in wasser und vorrichtung zur durchführung des verfahrens |
JPH02198694A (ja) | 1989-01-30 | 1990-08-07 | O H L:Kk | 二重混合型エアレータ |
US6017020A (en) * | 1990-02-01 | 2000-01-25 | Baughman; Michael L. | System and method for diffusing gas bubbles into a body of water |
GB2249969A (en) * | 1990-11-16 | 1992-05-27 | Clarratts Limited | Slurry stirrer |
JPH07284642A (ja) | 1994-04-19 | 1995-10-31 | Hisao Kojima | ミキシングエレメント及びその製造方法 |
JPH07308536A (ja) | 1994-05-19 | 1995-11-28 | Chiyoda Corp | 多管式気液接触装置 |
JP3621159B2 (ja) | 1995-06-20 | 2005-02-16 | 千代田化工建設株式会社 | 排ガスの処理方法及び装置 |
JP3108025B2 (ja) | 1996-09-06 | 2000-11-13 | 久夫 小嶋 | 気液処理装置 |
JP3953127B2 (ja) | 1996-09-12 | 2007-08-08 | 株式会社ミューカンパニーリミテド | 曝気処理装置 |
US6032931A (en) * | 1997-11-19 | 2000-03-07 | Ramco Sales, Inc. | Apparatus for selective aeration |
US6431528B1 (en) * | 1999-10-07 | 2002-08-13 | Hisao Kojima | Apparatus for removing impurities in liquid |
KR100352166B1 (ko) * | 2000-05-08 | 2002-09-12 | 주식회사 환경비젼이십일 | 기체의 효율적 용해와 슬러지 교반을 위한 방법 및 장치 |
US6860473B2 (en) * | 2001-02-05 | 2005-03-01 | Masataka Oshima | Supporting structure and supporting bracket of single tube drift generator receiving centrifugal force of internal fluid |
-
2003
- 2003-10-29 AU AU2003277531A patent/AU2003277531A1/en not_active Abandoned
- 2003-10-29 DE DE60336360T patent/DE60336360D1/de not_active Expired - Lifetime
- 2003-10-29 EP EP03818906A patent/EP1679112A4/en not_active Ceased
- 2003-10-29 AT AT09161789T patent/ATE500885T1/de not_active IP Right Cessation
- 2003-10-29 EP EP20090161789 patent/EP2095869B8/en not_active Expired - Lifetime
- 2003-10-29 CN CNA2003801106215A patent/CN1859967A/zh active Pending
- 2003-10-29 WO PCT/JP2003/013844 patent/WO2005039746A1/ja active Application Filing
- 2003-10-29 US US10/525,276 patent/US20060055068A1/en not_active Abandoned
- 2003-10-29 JP JP2005509866A patent/JP4463204B2/ja not_active Expired - Lifetime
-
2005
- 2005-03-08 US US11/075,138 patent/US7264231B2/en not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59206096A (ja) * | 1983-05-11 | 1984-11-21 | Toray Ind Inc | 曝気装置 |
JPH0515753A (ja) * | 1991-07-16 | 1993-01-26 | Hisao Kojima | 気液接触装置 |
JPH05168882A (ja) * | 1991-12-17 | 1993-07-02 | Hisao Kojima | 物質移動装置及びその製造方法 |
JP2001062269A (ja) * | 1999-08-26 | 2001-03-13 | Ohr:Kk | 気液混合装置 |
JP2001269692A (ja) * | 2000-03-27 | 2001-10-02 | Takasago Thermal Eng Co Ltd | エアレーション方法及びエアレーション装置 |
JP2002143834A (ja) * | 2000-11-10 | 2002-05-21 | Hisao Kojima | 液体中の不純物除去装置 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005219036A (ja) * | 2004-02-03 | 2005-08-18 | Anemosu:Kk | 散気処理装置 |
JP4520757B2 (ja) * | 2004-02-03 | 2010-08-11 | 株式会社アネモス | 散気処理装置 |
JP2006281180A (ja) * | 2005-03-31 | 2006-10-19 | Anemosu:Kk | 散気処理装置 |
JP4544017B2 (ja) * | 2005-03-31 | 2010-09-15 | 株式会社アネモス | 散気処理装置 |
JP2011062614A (ja) * | 2009-09-15 | 2011-03-31 | Yonezaki:Kk | エアーリフトポンプを有する攪拌装置 |
Also Published As
Publication number | Publication date |
---|---|
US7264231B2 (en) | 2007-09-04 |
US20060055068A1 (en) | 2006-03-16 |
EP2095869A2 (en) | 2009-09-02 |
EP2095869B8 (en) | 2011-05-25 |
ATE500885T1 (de) | 2011-03-15 |
JP4463204B2 (ja) | 2010-05-19 |
EP1679112A4 (en) | 2009-05-13 |
EP2095869A3 (en) | 2009-11-18 |
JPWO2005039746A1 (ja) | 2007-02-22 |
US20050263914A1 (en) | 2005-12-01 |
EP1679112A1 (en) | 2006-07-12 |
AU2003277531A1 (en) | 2005-05-11 |
CN1859967A (zh) | 2006-11-08 |
DE60336360D1 (de) | 2011-04-21 |
EP2095869B1 (en) | 2011-03-09 |
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