EP1201296A1 - Vorrichtung zum Begasen eines flüssigen Mediums - Google Patents
Vorrichtung zum Begasen eines flüssigen Mediums Download PDFInfo
- Publication number
- EP1201296A1 EP1201296A1 EP01811037A EP01811037A EP1201296A1 EP 1201296 A1 EP1201296 A1 EP 1201296A1 EP 01811037 A EP01811037 A EP 01811037A EP 01811037 A EP01811037 A EP 01811037A EP 1201296 A1 EP1201296 A1 EP 1201296A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- gas
- distributor
- treatment chamber
- treatment room
- nozzle
- 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- Withdrawn
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Classifications
-
- 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
-
- 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
- B01F23/23311—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 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
- B01F23/23341—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 with tubes surrounding the stirrer
-
- 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
- B01F23/2336—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 location of the place of introduction of the gas relative to the stirrer
- B01F23/23362—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 location of the place of introduction of the gas relative to the stirrer the gas being introduced under the stirrer
-
- 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
- B01F23/2366—Parts; Accessories
- B01F23/2368—Mixing receptacles, e.g. tanks, vessels or reactors, being completely closed, e.g. hermetically closed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/07—Stirrers characterised by their mounting on the shaft
- B01F27/072—Stirrers characterised by their mounting on the shaft characterised by the disposition of the stirrers with respect to the rotating axis
- B01F27/0721—Stirrers characterised by their mounting on the shaft characterised by the disposition of the stirrers with respect to the rotating axis parallel with respect to the rotating axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/112—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
- B01F27/1121—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades pin-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/113—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/19—Stirrers with two or more mixing elements mounted in sequence on the same axis
- B01F27/192—Stirrers with two or more mixing elements mounted in sequence on the same axis with dissimilar elements
Definitions
- the invention relates to a device for gassing, in particular fine-bubble fumigation, of liquid media, such as reaction solutions, Cell cultures and the like.
- the device has a treatment room and gas supply to a To lead gas up into the treatment room and one gassing liquid or solution contained in it.
- the Treatment of the liquid medium can be carried out batchwise, continuously or quasi-continuously, the flow rate of the gas passed through the swirl chamber during the treatment process should be stopped in such a way that the liquid medium to be treated during the intended Swirling time is optimally interspersed with the gas.
- Known devices for gassing liquid media have a wall surrounding the treatment room a window, one at the lower end of the treatment room Gas distributor with at least two by one vertical Axis rotatable divider arms, and at least one vent valve, that has at least one filter.
- the gas is through a vertical hollow shaft is introduced into the device and with the divider arms rotatable about this shaft, which with are each provided with at least one gas outlet opening into which liquid to be treated introduced.
- agitators do not have the Requirements for the homogeneity and formulation stability of the product to be manufactured.
- This process is below the water surface a ventilation gas, namely pure oxygen or an oxygen-containing one Gas mixture, blown into the waste water and it the wastewater is treated centrally from above the tank introduced agitator set in motion.
- the latter movement in particular does not serve the effect of Increase gas distributor and the degree of distribution of the gas to increase within the treatment room.
- the invention is based on the object, disadvantages the known devices for gassing liquid media to fix and propose a device in which due to a high degree of division into a liquid or solution introduced gas the efficiency of the fumigation is improved.
- the gas bubbles rising in the liquid by means of the splitter arms or the distributor plate in helical Orbits are moved before entering the area of effect of the jet mixer.
- the latter works Formation of an unfavorable gas concentration gradient within of the treatment room by using the medium and the gas floats down in the vertical direction.
- the jet mixer has a fast-running one Rotor, for example, vertical in a stator Liquid flow generated, which in turn directly on the bottom of the container is directed.
- jet mixers are suitable for Example the jet stream mixers from Ystral GmbH, DE-Ballrechte-Dottingen.
- the gas distributor has several, but at least two, preferably three to four, symmetrically having mutually arranged divider arms, or if the distribution plate at least two, preferably three to eight gas outlet openings arranged symmetrically to each other or has gas nozzles.
- the splitter arms can be made of steel, plastic or the like Materials exist and are round, tubular or polygonal his. Conveniently, they are tubular and they each have a top in the area of the container wall angled end section, at the free end of which at least a gas outlet opening or gas nozzle is arranged.
- the drive unit for the drive shaft of the Jet mixer and the drive unit for the distribution plate or the splitter arms as independently manageable units trained so that the latter at the desired Place in the liquid pool arranged and fastened can be.
- the device according to the invention preferably designed so that they are modular can be composed of several components, whereby the elements, if necessary, additionally with an agitator, a homogenizer, or with an integrated in the wall Heating and / or cooling device can be equipped.
- the device there are additional sensors in the interior of the container available, which can be arranged at different heights and optionally, the gas entry rate, the internal pressure and the Measure inside temperature so that based on the from the measured values measured by various sensors, the gas entry rate, the speed of rotation of the gas distributor and the Speed of the jet mixer manually and / or automatically according to can be controlled according to a predetermined criterion.
- the criterion can be fixed for the entire treatment be or in the course of treatment in a particular Way, for example according to a time-dependent program, be changed.
- the device according to the invention can be used, for example, as Fermenter, i.e. for the cultivation of cell and microbe cultures as well as for the biotechnological production of pharmaceutical Active ingredients are used.
- the device can but also as a reaction container for the production of polymers and the like can be used, that is, wherever a Reaction gas is required to manufacture a product.
- the device 1 shown in FIG. 1 has a container 2. This is generally rotationally symmetrical to a vertical central axis 3 and has a wall 4. This has a lower, generally cylindrical Wall part 4a with a bottom, two middle, also cylindrical Wall parts 4b and 4c and a lid 4d. The wall parts 4a, 4b, 4c and the cover 4d are detachable as well as tightly connected and can still possibly composed of further detachably connected parts his.
- the container 2 contains an approximately arranged at the upper end of the lower wall part 4a, horizontal Gas distribution plate described in more detail below 5. This is part of a whole designated 6 Gas separation device, in addition to which a drive unit 7 with a vertical hollow shaft 8 for turning heard of the gas distribution plate 5.
- the wall 4 of the container 2 borders an interior 9, hereinafter also called treatment room, gastight against the Surroundings.
- the wall part 4b also has two sight glasses 10 and 11 through which a person enters the treatment room 9 can look into it, and it has the upper middle Wall part 4c a jacket 12 made of glass.
- the device 1 also has gas guiding means 13 around Process gas, namely air, from bottom to top in the container 2 and in particular to direct its treatment room 9.
- the gas guide means 13 have an air inlet 14, for example on that over a not drawn filter, also one not shown conditioning and flow control device and a line 15 integrated in the hollow shaft 8 is connected to the gas distribution plate 5.
- the gas distribution plate 5 is made of stainless steel, for example Steel and has gas pipe means 5b, which at least a gas outlet opening or gas nozzle 16 with the gas line 15 connect the hollow shaft 8, which in turn in the ground of the wall part 4a is used.
- the gas distribution plate 5 preferably has at least two, for example four to eight or even more symmetrical mutually arranged gas outlet openings 6. These are for example vertical, open at the bottom and closed at the top as well as releasably attached to the distribution plate 5 Caps 17 made of a gas-permeable or porous, textile, metallic or ceramic material covered.
- the device 1 also has a jet mixer 18 with a high-speed rotor 19, which is in a stator 20 creates a vertical flow of liquid, which is direct is directed to the bottom of the container.
- the jet mixer 18 is with a holder on a not shown, detachable on the Ceiling 4d attached flange attached.
- The is driven Jet mixer 18 through a gear unit placed on the cover 4d 21st
- the treatment room 9 also contains at least one Good inlet, a good outlet and at least one of the Venting gas outlet, further sensors for Measuring the gas entry rate, the internal pressure and the internal temperature.
- the device additionally has a not shown Control device on.
- This has, for example, electrical, electronic and possibly pneumatic and / or hydraulic components, manually operated controls, Switching means for the automatic control of the Fumigation, optical signaling devices, analog and / or digital display devices and registration and / or storage devices.
- the sensors mentioned are through electrical wires connected to the control device. This is also through electrical lines and possibly through fluid lines, i.e. Compressed air and / or hydraulic fluid lines with the controllable motors and / or other drive and / or Actuators of the gas distributor 6, the jet mixer 18 and the gas guide means 13 connected.
- fluid lines i.e. Compressed air and / or hydraulic fluid lines with the controllable motors and / or other drive and / or Actuators of the gas distributor 6, the jet mixer 18 and the gas guide means 13 connected.
- the control device is used in particular to Operation depending on different, optionally adjustable or mutually adjustable parameters, such as Pressure of the gas to be introduced, speed of the gas distribution plate 5, speed of the jet mixer 18 and pore size of the Control gas nozzles 16.
- the device 101 shown in FIG. 2 is in the designed essentially the same as the device 1, thus has an essentially cylindrical container 102 with a vertical central axis 103.
- the container 102 of the device 101 has a gas separation device arranged in the lower wall part 104a 106 with two rotatable about the axis 103, Gas splitter arms 105 arranged symmetrically to one another. These are connected to the hollow shaft of the gear unit 107 and are formed by uniformly curved pipe bends 108.
- the pipe bends 108 are hollow stirring bodies, the Interior of the gas line 115 of the hollow shaft with the gas outlet opening 116 connects.
- the latter is in the present one Case also with one open at the bottom and one closed at the top and detachably attached to the pipe bend 108 Cap 117 made of a gas-permeable or porous, textile, metallic or ceramic material covered.
- the device according to the invention can be applied to different Species are modified.
- a stirrer and / or a honing machine be used in the treatment room additionally a stirrer and / or a honing machine.
- the wall parts of the container 2 and 102 additionally with a heating and / or cooling device, for example a heating and / or Cooling coil, be provided, like that for dryers, Mixer and the like is known.
- the container wall and / or the heating and / or cooling device can finally also be provided with thermal insulation if the intended operating modes require this.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
Abstract
Description
- einen vertikalachsigen Behandlungsraum, Gasleitmittel, um Gas, beispielsweise Luft, aufwärts in den Behandlungsraum zu leiten und das in diesem enthaltene flüssige Medium zu begasen,
- einen Gas-Verteiler mit mindestens einem um eine vertikale Achse rotierbaren, wenigstens eine Gasaustrittsöffnung bzw. Gasdüse enthaltenden Zerteilerarm, oder mit einer um die vertikale Achse rotierbaren Verteilteller enthaltend die mindestens eine Gasdüse, und
- mindestens einen vertikalachsigen Strahlmischer, um das Medium und das Gas von oben nach unten zu bewegen, wobei der Strahlmischer dezentral angeordnet ist und der Umlaufbahn der sich beim Betrieb der Vorrichtung rotierenden, mindestens einen Gasaustrittsöffnung bzw. Gasdüse direkt gegenüber liegt.
Claims (7)
- Vorrichtung zum Begasen eines flüssigen Mediums, mit einem Behandlungsraum (9), Gasleitmitteln (13), um das Gas, beispielsweise Luft, aufwärts in den Behandlungsraum (9b) einzuleiten, und einem um eine vertikale Achse rotierbaren, wenigstens eine Gasaustrittsöffnung bzw. Gasdüse (16, 116) enthaltenden Gas-Verteiler (6, 106), der mit den Gasleitmitteln (13) fluidmässig verbunden und im unteren Bereich des vorzugsweise rotationssymmetrischen Behandlungsraumes (9) angeordnet ist, einen im oberen Bereich des Behandlungsraumes (9) angeordneten, vertikalachsigen Strahlmischer (18), um das Medium und das Gas von oben nach unten zu bewegen, dadurch gekennzeichnet, dass der Strahlmischer (18) dezentral angeordnet ist und der Umlaufbahn der mindestens einen Gasaustrittsöffnung bzw. Gasdüse (16, 116) direkt gegenüber liegt.
- Vorrichtung nach Anspruch 1, dadurch gekennzeichnet dass der Gas-Verteiler (6) einen Verteilteller (5) mit mindestens zwei, vorzugsweise drei bis acht, symmetrisch zueinander angeordnete Gasaustrittsöffnungen bzw. Gasdüsen (16) aufweist.
- Vorrichtung nach Anspruch 1, dadurch gekennzeichnet dass der Gas-Verteiler (106) mehrere, vorzugsweise drei bis vier, symmetrisch zueinander angeordnete Zerteilerarme (108) aufweist.
- Vorrichtung nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass sie baukastenartig aus mehreren Bauelementen zusammengesetzt ist.
- Vorrichtung nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass im Behandlungsraum noch zusätzlich Sensoren vorhanden sind, die die Gaseintrittsrate, den Innendruck und die Innentemperatur messen, so dass basierend auf den von den verschiedenen Sensoren gemessenen Messwerten die Gaseintrittsrate, die Drehgeschwindigkeit des Gasverteilers und die Drehzahl des Strahlmischers manuell und/oder automatisch gemäss einem vorgegebenen Kriterium gesteuert werden können.
- Vorrichtung nach einem der Ansprüche 1 bis 5, zur Kultivierung von Zell- und Mikrobenkulturen sowie zur biotechnologischen Herstellung von pharmazeutischen Wirkstoffen.
- Vorrichtung nach einem der Ansprüche 1 bis 5, als Reaktionsbehälter zur Herstellung von Polymeren und dergleichen.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH20692000 | 2000-10-23 | ||
CH20692000 | 2000-10-23 |
Publications (1)
Publication Number | Publication Date |
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EP1201296A1 true EP1201296A1 (de) | 2002-05-02 |
Family
ID=4567375
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01811037A Withdrawn EP1201296A1 (de) | 2000-10-23 | 2001-10-23 | Vorrichtung zum Begasen eines flüssigen Mediums |
Country Status (1)
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EP (1) | EP1201296A1 (de) |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7654728B2 (en) | 1997-10-24 | 2010-02-02 | Revalesio Corporation | System and method for therapeutic application of dissolved oxygen |
US7770814B2 (en) | 1997-10-24 | 2010-08-10 | Revalesio Corporation | System and method for irrigating with aerated water |
US7806584B2 (en) | 1997-10-24 | 2010-10-05 | Revalesio Corporation | Diffuser/emulsifier |
US7832920B2 (en) | 2006-10-25 | 2010-11-16 | Revalesio Corporation | Mixing device for creating an output mixture by mixing a first material and a second material |
US7887698B2 (en) | 1997-10-24 | 2011-02-15 | Revalesio Corporation | Diffuser/emulsifier for aquaculture applications |
US8445546B2 (en) | 2006-10-25 | 2013-05-21 | Revalesio Corporation | Electrokinetically-altered fluids comprising charge-stabilized gas-containing nanostructures |
US8784898B2 (en) | 2006-10-25 | 2014-07-22 | Revalesio Corporation | Methods of wound care and treatment |
US8784897B2 (en) | 2006-10-25 | 2014-07-22 | Revalesio Corporation | Methods of therapeutic treatment of eyes |
US8815292B2 (en) | 2009-04-27 | 2014-08-26 | Revalesio Corporation | Compositions and methods for treating insulin resistance and diabetes mellitus |
US8980325B2 (en) | 2008-05-01 | 2015-03-17 | Revalesio Corporation | Compositions and methods for treating digestive disorders |
US9198929B2 (en) | 2010-05-07 | 2015-12-01 | Revalesio Corporation | Compositions and methods for enhancing physiological performance and recovery time |
FR3026654A1 (fr) * | 2014-10-03 | 2016-04-08 | Univ Claude Bernard Lyon | Dispositif de generation de microbulles |
US9402803B2 (en) | 2006-10-25 | 2016-08-02 | Revalesio Corporation | Methods of wound care and treatment |
US9492404B2 (en) | 2010-08-12 | 2016-11-15 | Revalesio Corporation | Compositions and methods for treatment of taupathy |
US9523090B2 (en) | 2007-10-25 | 2016-12-20 | Revalesio Corporation | Compositions and methods for treating inflammation |
US9745567B2 (en) | 2008-04-28 | 2017-08-29 | Revalesio Corporation | Compositions and methods for treating multiple sclerosis |
US10125359B2 (en) | 2007-10-25 | 2018-11-13 | Revalesio Corporation | Compositions and methods for treating inflammation |
Citations (8)
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US3814396A (en) * | 1972-02-16 | 1974-06-04 | Envirotech Corp | Aeration apparatus |
DE2904101A1 (de) * | 1979-02-03 | 1980-08-14 | Ibo W Grimmel Ind Gmbh & Co Kg | Verfahren und vorrichtung zur behandlung von abwaessern in belebtschlammbecken |
GB2052278A (en) * | 1978-11-11 | 1981-01-28 | Streicher M | Fluid flow apparatus |
DE3034763A1 (de) * | 1980-09-15 | 1982-04-22 | Menzel Gmbh & Co | Verfahren zum belueften einer fluessigkeit, insbesondere abwasser und vorrichtung zur durchfuehrung des verfahrens |
EP0246180A2 (de) * | 1986-05-12 | 1987-11-19 | Mitsubishi Jukogyo Kabushiki Kaisha | Apparat zum Behandeln einer Lösung oder einer Aufschlämmung |
EP0414472A2 (de) * | 1989-08-21 | 1991-02-27 | Exxon Chemical Patents Inc. | Verfahren zum Stripping von Flüssigkeitssystemen und Gasverteilersystem dafür |
US5227136A (en) * | 1986-02-07 | 1993-07-13 | Envirotech Corporation | Bioslurry reactor for treatment of slurries containing minerals, soils and sludges |
US5795504A (en) * | 1993-03-05 | 1998-08-18 | Berchotteau; Raymond | Apparatus for feeding and diffusing air or another gas into a liquid |
-
2001
- 2001-10-23 EP EP01811037A patent/EP1201296A1/de not_active Withdrawn
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3814396A (en) * | 1972-02-16 | 1974-06-04 | Envirotech Corp | Aeration apparatus |
GB2052278A (en) * | 1978-11-11 | 1981-01-28 | Streicher M | Fluid flow apparatus |
DE2904101A1 (de) * | 1979-02-03 | 1980-08-14 | Ibo W Grimmel Ind Gmbh & Co Kg | Verfahren und vorrichtung zur behandlung von abwaessern in belebtschlammbecken |
DE3034763A1 (de) * | 1980-09-15 | 1982-04-22 | Menzel Gmbh & Co | Verfahren zum belueften einer fluessigkeit, insbesondere abwasser und vorrichtung zur durchfuehrung des verfahrens |
US5227136A (en) * | 1986-02-07 | 1993-07-13 | Envirotech Corporation | Bioslurry reactor for treatment of slurries containing minerals, soils and sludges |
EP0246180A2 (de) * | 1986-05-12 | 1987-11-19 | Mitsubishi Jukogyo Kabushiki Kaisha | Apparat zum Behandeln einer Lösung oder einer Aufschlämmung |
EP0414472A2 (de) * | 1989-08-21 | 1991-02-27 | Exxon Chemical Patents Inc. | Verfahren zum Stripping von Flüssigkeitssystemen und Gasverteilersystem dafür |
US5795504A (en) * | 1993-03-05 | 1998-08-18 | Berchotteau; Raymond | Apparatus for feeding and diffusing air or another gas into a liquid |
Cited By (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7654728B2 (en) | 1997-10-24 | 2010-02-02 | Revalesio Corporation | System and method for therapeutic application of dissolved oxygen |
US7770814B2 (en) | 1997-10-24 | 2010-08-10 | Revalesio Corporation | System and method for irrigating with aerated water |
US7806584B2 (en) | 1997-10-24 | 2010-10-05 | Revalesio Corporation | Diffuser/emulsifier |
US9034195B2 (en) | 1997-10-24 | 2015-05-19 | Revalesio Corporation | Diffuser/emulsifier for aquaculture applications |
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