EP1055450A2 - Agitateur - Google Patents

Agitateur Download PDF

Info

Publication number
EP1055450A2
EP1055450A2 EP00111186A EP00111186A EP1055450A2 EP 1055450 A2 EP1055450 A2 EP 1055450A2 EP 00111186 A EP00111186 A EP 00111186A EP 00111186 A EP00111186 A EP 00111186A EP 1055450 A2 EP1055450 A2 EP 1055450A2
Authority
EP
European Patent Office
Prior art keywords
agitator
gas
shaft
hollow
hub
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.)
Granted
Application number
EP00111186A
Other languages
German (de)
English (en)
Other versions
EP1055450A3 (fr
EP1055450B1 (fr
Inventor
Peter Forschner
Günter Greiner
Werner Himmelsbach
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EKATO Ruehr und Mischtechnik GmbH
Original Assignee
EKATO Ruehr und Mischtechnik GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by EKATO Ruehr und Mischtechnik GmbH filed Critical EKATO Ruehr und Mischtechnik GmbH
Publication of EP1055450A2 publication Critical patent/EP1055450A2/fr
Publication of EP1055450A3 publication Critical patent/EP1055450A3/fr
Application granted granted Critical
Publication of EP1055450B1 publication Critical patent/EP1055450B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • B01F23/2332—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements the stirrer rotating about a horizontal axis; Stirrers therefor
    • 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
    • B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
    • B01F27/71—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with propellers
    • 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
    • B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis

Definitions

  • the invention relates to an agitator for stirring liquids in a stirred container, a gas being supplied to the liquid, in particular for suspending of solids and gas dispersion in the liquid in flue gas desulfurization plants, with a stirring shaft and a stirring propeller sitting on it.
  • fumigation pipes or fumigation lances For the fumigation of absorbers from flue gas desulphurization plants previously used fumigation pipes or fumigation lances. It refers to simple, horizontal pipes with holes or around vertical pipes through which the gas, usually air, is blown in. High gas rates can with such Pipes or lances can no longer be distributed efficiently.
  • the invention is therefore based on the object of a stirrer of the abovementioned Kind in such a way that even higher gas rates efficiently in the liquid in the Stirring tanks can be distributed, and the gas introduced through the agitator can be predispersed.
  • this is achieved in that the agitator shaft is hollow and the gas can be supplied through the hollow stirring shaft and into the stirring container can be introduced.
  • the agitator is rotatably connected to the Stirring shaft connected, hollow hub through which the gas is feasible and insertable into the stirred tank.
  • the hollow stirrer shaft and the hollow hub are expediently in the region of their ends on the container side with cross bores for introducing the gas into the stirred container Mistake.
  • a gassing device in the region of the container is advantageous Arranged end of the agitator shaft or the hub.
  • the gassing device is preferably in the form of a plurality of in particular tubes running radially to the longitudinal axis of the agitator shaft or the hub, with the interior of the agitator shaft or the hub or with the agitator shaft connected pipes is connected.
  • the gassing device is in the form of a Chamber formed which surrounds the agitator shaft or the hub and with the Interior of the agitator shaft or the hub is connected.
  • the outlet openings of the tubes and the chamber preferably lie through which flows the gas into the stirred tank, on a diameter that is about 35 is up to 75% of the diameter of the stirring propeller.
  • the axial distance between the gassing device and the propeller is appropriate 25% to 75% of the stirring propeller.
  • the outlet openings of the gassing device for introducing the gas into the Stirring tanks are preferably arranged on the pressure side of the stirring propeller
  • a stationary distributor head is advantageously used to supply the gas intended.
  • the hub can advantageously only in the region of the inner end of the massive stirrer shaft, the gas of the hollow hub via a pipe carried out through the wall of the stirred tank can be fed directly.
  • FIG. 1 schematically shows an agitator 10 which is located in the interior of an agitator 12 is installed.
  • the stirred tank 12 can be the absorber of a flue gas desulfurization system.
  • the agitator 10 comprises an agitator shaft 14, which from the outside through the wall of the Stirring container 12 protrudes into the interior of the latter.
  • the longitudinal axis of the In the installed position, the agitator shaft 14 runs essentially horizontally or up to approximately 15 ° down.
  • the agitator shaft 14 can by a not shown external drive can be rotated.
  • An axial conveyor in shape sits on the agitator shaft 14 inside the agitator container 12 a propeller 16, which is rotatably connected to the agitator shaft 14 and the material to be stirred promotes in the direction of arrow P.
  • the agitator shaft 14, as the figure shows, is hollow and outside the agitator tank 12 coupled to a fixed distribution head 18, which the gas to Example air, via a pipe feed 20 and by means of a not shown Fan can be fed.
  • the agitator shaft 14 has radial bores 22 in the area of the distributor head 18 which enter the gas from the distributor head 18 into the interior of the agitator shaft 14 can.
  • seals 24 are between the stationary distributor head 18 and the rotatable agitator shaft 14 suitable seals 24 (for example lip seals, labyrinth seals or Gap seals) installed, also between the agitator shaft 14 and the wall of the Stirring tank 12.
  • the inner end 36 of the agitator shaft 14 is closed at the end, but it is in the Area of this inner end with transverse to its longitudinal axis in the Cylinder wall formed through openings 26.
  • This gassing device 28 is, for example, as shown schematically in Figure 4 shows, from four radially extending tubes 30, each at its outer ends Have outlet opening 32 for the gas.
  • the pipes are 30 sloping at their outer ends, for example at an angle of 45 ° to her Longitudinal axis, cut off, whereby the outlet openings 32 are formed.
  • the tubes 30 can also be closed on their end faces and Outlet openings 30 can be formed in the cylinder wall of the respective tube be, wherein only one, but also several, outlet openings are provided per tube can.
  • the outlet openings 32 of the tubes 30 are based on the direction of rotation R Fumigation device 28, on the back of the tubes 30, that is, on the vacuum side of the gas channels or the pipes 30, whereby a back pressure before the Pipes corresponding negative pressure is generated, which in a possible pressure loss the gas supply is reduced or that with small liquid coverages of the outlet opening 32 can also be used for self-priming (without an external fan).
  • the axial distance A between the center plane of the propeller 16 and the center plane the gassing device 28 is expediently about 25 to 75% of the propeller diameter, so that any gas kick back has an effect the axial conveyor, that is, the propeller 16, can not affect.
  • the outlet openings 32 lie on a diameter which is larger than that Diameter of the agitator shaft 14 or the hub 34 ( Figure 2), preferably the Diameter of the circle on which the centers of the outlet openings 32 lie, approximately 35% to 75% of the propeller diameter.
  • FIG. 5 shows a further embodiment of the gassing device 28.
  • This gassing device has the shape of a triangular, for example Chamber 48 which, as Figure 5 shows, the container end of the hollow agitator shaft 14 or the hollow hub 34 and which rotatably with the shaft 14 or Hub 34 is connected.
  • the axial width of the chamber 48 in the direction of the longitudinal axis of the agitator shaft 14 or the hub 34 is selected so that the chamber 48 at least the radial bores 26 in the agitator shaft 14 or the radial bores 38 in the hub 34 covered.
  • the width of the chamber 48 is somewhat larger than that Diameter of these bores 22 and 38.
  • the chamber 48 has three outlet openings 32, through which the supplied via the shaft 14 or the hub 34 and by the Bores 26 and 38 gas entering the chamber 48 into the stirred tank 12 is blown in.
  • the outlet openings can extend over the entire axial width the chamber 48 extend.
  • the chamber 48 according to FIG. 5 also lies the outlet openings 32 based on the direction of rotation R of the gassing device 28 on the back of the chamber 48, whereby the one already described above Negative pressure is generated.
  • the axial distance lies between the center plane of the propeller 16 and the axial center plane of the chamber 48 at about 25% to 75% of the propeller diameter. Also the middle of the Outlet openings 32 of the chamber 48 on a diameter that is about 35% to 75% of the propeller diameter.
  • FIG. 2 shows a further embodiment of the agitator 10 according to the invention.
  • the stationary one is outside of the stirring container 12 arranged distributor head 18 coupled to the massive stirrer shaft 15, wherein the agitator shaft 15 is passed through the distributor head 18 and between the the latter and the agitator shaft 15 seals 24 are installed.
  • the agitator shaft 15 sits the axial conveyor in the form of the propeller 16.
  • the agitator shaft 15 and the propeller 16 in this embodiment is a hollow hub 34 non-rotatably connected, from which in the pipe feed 20 and via an annular space 40 between the stirrer shaft 15 and the distributor head 18, the gas can be introduced is.
  • the hub 34 runs concentrically to the agitator shaft 15 and overlaps its outer end 42 the inner end 44 of the distribution head 18, which in this embodiment something protrudes into the latter through the wall of the stirred tank 12.
  • the inner end 46 of the hub 34 is closed at the end, but in the area of this inner end 46 is the hollow hub 34 with radial, in its cylindrical wall trained holes 38 equipped.
  • the propeller 16 conveys the liquid Direction of arrow P.
  • the gassing device 28 is non-rotatable with the Stirring shaft 14 or the hub 34 connected and thus rotates together with the Stirrer shaft 14 or the hub 34 and the propeller 16 as a unit.
  • the gas is thus not shown Blower via the pipe feed 20, the distributor head 18, the radial bores 22, the hollow agitator shaft 14, and the radial bores 26 in the latter in the Tubes 30 or the chamber 48 of the gassing device 28 and fed through whose outlet openings 32 are blown into the liquid in the stirred tank 12.
  • the gas is by means of a not shown Blower via the pipe feed 20, the annular space 40 between the agitator shaft 15 and the distributor head 18, the hollow hub 34 and the radial bores 38 in the the latter, introduced into the tubes 30 or the chamber 43 of the gassing device 28 and through their outlet openings 32 into the liquid in the stirred tank 12 blown in.
  • the gassing device 28 which has the axial distance A from the propeller 16, is located based on the peripheral wall of the stirred tank inwards from the propeller 16 and the pressure side of the latter.
  • the gas is thus from the outside through the hollow stirring shaft 14 or the hollow Hub 34 is introduced into the stirring container 12 and by means of the gassing device 28 on the pressure side of the propeller 16 of the liquid in the stirred tank 12 fed.
  • the propeller 16 generates a sufficiently strong jet of liquid to simultaneously Suspend solids in the liquid and the gas in the liquid too disperse.
  • Figure 3 schematically shows a side view of an embodiment of the invention Agitator.
  • the agitator shaft 15 is solid in the embodiment of Figure 2.
  • the inner end face of the distributor head 18 is closed by a wall 58, which axially engages over the inner end 44 of the distributor head 18, with between the wall 58 and the inner end 44 of the distributor head 18 a suitable Seal 24 is installed.
  • the end wall 58 is rotatably connected to the agitator shaft 15.
  • agitator shaft 15 On the outer circumference of the agitator shaft 15 there are several, for example four, tubes 52 arranged and firmly connected to the agitator shaft 15, which is practically parallel to Stirrer shaft 15 extend and the outer end 60 thereof through the wall 58 in the annular space 40 of the fixed distributor head 18 protrude. (Between the the latter and the shaft 15, a suitable seal 24 is also arranged.)
  • the tubes 52 are in the region of the inner, container-side end 54 of the agitator shaft 15 radially outwards (essentially perpendicular to the longitudinal axis of the shaft 15) bent and thus form radial pipe sections 56, at the free ends of the Outlet openings 32 are formed for the introduction of the gas into the stirred tank 12 are.
  • the pipe sections 56 form the gassing device 28
  • Figure 6 shows another embodiment of the agitator according to the invention.
  • the hub 34 is only in the area of the inner end 54 of FIG massive stirrer shaft 15 and it is suitable for example by welding or by means of screws with this inner end 54 of the agitator shaft 15 connected.
  • the container end 46 of the hollow hub 34 is open and into this end 46 opens the pipe feed 20, between the rotating hub 34 and the stationary pipe feed 20 a suitable seal 24, for example a lip seal or a labyrinth seal or the like is installed.
  • sealing can also be achieved by means of a defined gap, whereby a special seal can be omitted.
  • the embodiment is different from the above-described embodiments 6, the tube 20 from the outside through the wall of the stirred tank 12 passed through.
  • the tube 20 then expediently runs radially into the stirred tank 12 in, is then bent over so that its end portion 21 again is directed outwards to the wall of the stirred tank and thus from the inside opens into the hollow hub 34.
  • the hub 34 according to FIG. 6 is equipped with the gassing device 28 already described provided, which in turn from the tubes 30 ( Figure 4) or from the chamber 48 ( Figure 5) can be formed.
  • the tubes 30, 52 and 56 can have a circular cross-section, rectangular cross-section or have any other suitable cross-section.
  • the chamber 48 according to FIG 5 can also be rectangular in cross section or another have a suitable cross-section.
  • the gassing device 28 can be dispensed with and that Gas is blown directly into the stirred tank.
  • the distributor head 18 can also be integrated into the wall of the agitator 12 or entirely be installed inside the stirred tank 12. In this case the pipe feed 20 passed through the wall of the stirred tank 12 and to the distributor head 18 connected.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Accessories For Mixers (AREA)
  • Treating Waste Gases (AREA)
  • Cleaning In General (AREA)
EP00111186A 1999-05-27 2000-05-24 Agitateur Expired - Lifetime EP1055450B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE29909312U DE29909312U1 (de) 1999-05-27 1999-05-27 Rührwerk
DE29909312U 1999-05-27

Publications (3)

Publication Number Publication Date
EP1055450A2 true EP1055450A2 (fr) 2000-11-29
EP1055450A3 EP1055450A3 (fr) 2002-06-19
EP1055450B1 EP1055450B1 (fr) 2005-07-27

Family

ID=8074047

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00111186A Expired - Lifetime EP1055450B1 (fr) 1999-05-27 2000-05-24 Agitateur

Country Status (6)

Country Link
US (1) US6439756B1 (fr)
EP (1) EP1055450B1 (fr)
JP (1) JP4828013B2 (fr)
KR (1) KR100472620B1 (fr)
AT (1) ATE300350T1 (fr)
DE (2) DE29909312U1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010142406A1 (fr) * 2009-06-08 2010-12-16 EKATO Rühr- und Mischtechnik GmbH Ensemble agitateur
CN104046562A (zh) * 2014-06-11 2014-09-17 苏州市金翔钛设备有限公司 一种搅拌反应器
DE102015108260A1 (de) * 2015-05-26 2016-12-01 EKATO Rühr- und Mischtechnik GmbH Rührwerkvorrichtung

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4596658B2 (ja) * 2000-03-10 2010-12-08 佐竹化学機械工業株式会社 通気撹拌用撹拌装置
JP4802393B2 (ja) * 2001-05-23 2011-10-26 株式会社Ｉｈｉ 気体吹込式撹拌機
US6860474B2 (en) * 2003-01-06 2005-03-01 Spx Corporation Agitator and drive apparatus and method
DE20307458U1 (de) * 2003-05-13 2003-09-25 Ekato Ruehr Mischtechnik Vorrichtung zur Behandlung von Feststoffen
EP2813281B1 (fr) * 2004-01-07 2016-08-17 Pall Technology UK limited Récipient pour le traitement biologique
US7028992B2 (en) * 2004-05-28 2006-04-18 American Aerators, Inc. Aerator with intermediate bearing
DE102004039960A1 (de) * 2004-08-18 2006-02-23 Bayer Materialscience Ag Rührvorrichtung und Verfahren zur Durchführung einer Gas-Flüssig-Reaktion
US8603805B2 (en) 2005-04-22 2013-12-10 Hyclone Laboratories, Inc. Gas spargers and related container systems
US7377497B2 (en) * 2005-09-16 2008-05-27 Philadelphia Gear Corporation Aeration system and method
US20080261299A1 (en) * 2007-04-23 2008-10-23 Zeikus J Gregory Pneumatic Bioreactor
US7628528B2 (en) * 2005-10-26 2009-12-08 PRS Biotech, Inc. Pneumatic bioreactor
US8790913B2 (en) * 2005-10-26 2014-07-29 Pbs Biotech, Inc. Methods of using pneumatic bioreactors
WO2007134267A2 (fr) * 2006-05-13 2007-11-22 Advanced Technology Materials, Inc. Bioréacteur jetable
US7713730B2 (en) * 2007-04-24 2010-05-11 Pbs Biotech, Inc. Pneumatic bioreactor
EP2279240A2 (fr) * 2008-04-25 2011-02-02 PBS Biotech, Inc Appareil de bioréacteur
DE102008061258A1 (de) * 2008-12-10 2010-06-24 Hitachi Power Europe Gmbh Verfahren zur CO2-Abtrennung aus Rauchgas und Absorber
KR200454154Y1 (ko) * 2009-10-12 2011-06-17 한국서부발전 주식회사 탈황 흡수탑용 교반기
IT1402807B1 (it) * 2010-10-14 2013-09-18 Butussi "agitatore per prodotti alimentari"
EP2486975B1 (fr) * 2010-12-29 2015-09-23 Wanhua Chemical Group Co., Ltd. Réacteur à mélange rapide et son utilisation
US9376655B2 (en) 2011-09-29 2016-06-28 Life Technologies Corporation Filter systems for separating microcarriers from cell culture solutions
EP2760571B1 (fr) 2011-09-30 2015-12-30 Life Technologies Corporation Récipient à aérateur sous forme de film
CA2866951A1 (fr) * 2012-03-23 2013-09-26 Ekato Ruhr- Und Mischtechnik Gmbh Systeme et procede de demarrage d'agitateurs dans un sediment
US9339026B2 (en) * 2012-06-14 2016-05-17 Therapeutic Proteins International, LLC Pneumatically agitated and aerated single-use bioreactor
JP6143039B2 (ja) * 2013-07-18 2017-06-07 ウォン ジャン，スン 曝気装置
KR101394728B1 (ko) * 2013-12-18 2014-05-15 엔시스 주식회사 압축 공기 방식의 교반과 폭기를 겸용하는 장치 및 이에 의한 교반과 폭기 방법
US9079690B1 (en) 2014-06-26 2015-07-14 Advanced Scientifics, Inc. Freezer bag, storage system, and method of freezing
US10589197B2 (en) 2016-12-01 2020-03-17 Life Technologies Corporation Microcarrier filter bag assemblies and methods of use
EP3749895A4 (fr) * 2018-02-09 2021-11-10 Nano Silver Manufacturing SDN BHD Appareil de nettoyage de fumée d'échappement
CN109200714B (zh) * 2018-06-29 2020-12-22 广西康纳环保有限公司 一种隔声屏除尘发电装置
KR102366372B1 (ko) * 2020-06-30 2022-02-23 주식회사 한테크 파우더 플라즈마 처리장치
CN114042580B (zh) * 2022-01-11 2022-04-08 云奕智创航空科技(南通)有限公司 一种无人机外壳加工用喷涂装置

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE879081C (de) * 1951-02-23 1953-06-11 Michael Philosophow Ruehrwerk mit Luftzufuehrung
US3400918A (en) * 1967-03-08 1968-09-10 David S. Maclaren Sewage aerator
DE7411389U (fr) * 1974-07-04 Mueller H
GB2052278A (en) * 1978-11-11 1981-01-28 Streicher M Fluid flow apparatus
JPS61120623A (ja) * 1984-11-16 1986-06-07 Babcock Hitachi Kk 気液接触機能を有する撹拌装置
DE9201820U1 (fr) * 1992-02-13 1992-04-09 Kirschenmann, Guenter, Dipl.-Ing., 7507 Pfinztal, De
EP0711590A2 (fr) * 1994-11-08 1996-05-15 Mitsubishi Jukogyo Kabushiki Kaisha Contacteur gaz-liquide et système de désulfuration de gaz de fumée par voie humide
EP0754489A1 (fr) * 1995-07-20 1997-01-22 Air Products And Chemicals, Inc. Méthode et appareil pour améliorer la dispersion de gaz et le transfert de masse de gaz dans un réacteur agité
US5650100A (en) * 1995-08-25 1997-07-22 Just; Gerard A. Apparatus for providing absorption of gaseous and liquid phases

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US190185A (en) * 1877-05-01 Improvement in mashing-machines
US1065985A (en) * 1911-05-09 1913-07-01 Louis A Swem Spark-arrester.
US1383881A (en) * 1919-03-25 1921-07-05 Thomas Joseph Ingram Flotation apparatus
US1417883A (en) * 1921-10-03 1922-05-30 Air O Mix Inc Aerating and mixing device
US2413925A (en) * 1944-10-10 1947-01-07 Massion Jack Lather maker
US2652228A (en) * 1950-01-11 1953-09-15 Carrier Corp Bearing construction
US2592904A (en) * 1950-04-10 1952-04-15 Chiksan Co Hydraulic agitator
US2928661A (en) * 1958-06-09 1960-03-15 Albert S Maclaren Gas and liquid mixing apparatus
DE1083771B (de) * 1958-08-08 1960-06-23 Hefefabrik Weingarten G M B H Vorrichtung zur intensiven Belueftung und Begasung von Fluessigkeiten
DK123146B (da) * 1966-12-19 1972-05-23 H Larsen Apparat til indføring af et første fluidum i et andet.
US4066722A (en) * 1976-05-21 1978-01-03 Union Carbide Corporation Apparatus for sparging gas into liquid
NO142830C (no) * 1978-02-28 1980-10-29 Trondhjems Mek Verksted As Anordning for fordeling av en gass i et vaeskemedium
NL7803906A (nl) * 1978-04-12 1979-10-16 Noordvos Schroeven Bv Werkwijze, inrichting en propeller voor het verdelen van een gasvormig, poedervormig of vloeibaar materiaal in een vloeistof.
US4231974A (en) * 1979-01-29 1980-11-04 General Signal Corporation Fluids mixing apparatus
US4838703A (en) * 1988-07-25 1989-06-13 G & D Whirlwind Inc. Injection impeller for agricultural chemicals
JP2774519B2 (ja) * 1988-09-06 1998-07-09 バブコツク日立株式会社 湿式排ガス脱硫装置
JPH0642817Y2 (ja) * 1989-06-26 1994-11-09 東洋ゴム工業株式会社 発泡樹脂ハミ出し防止装置を有する金型
JP2706322B2 (ja) * 1989-07-17 1998-01-28 三菱重工業株式会社 気液接触装置
US5660766A (en) * 1995-09-22 1997-08-26 Van Dyek; Bernhard Aerator
US5620250A (en) * 1996-03-05 1997-04-15 Pro-Quip, Inc. Jet mixer having a self-centering liquid bearing hub arrangement
US6183706B1 (en) * 1998-03-11 2001-02-06 Placer Dome, Inc. Autoclave having an agitator with an aerating impeller for high oxygen transfer rate to metal-containing slurries and method of use
KR102052278B1 (ko) * 2018-10-01 2019-12-04 순천향대학교 산학협력단 평발 교정 운동 시스템 및 이를 이용한 평발 교정 운동 방법

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7411389U (fr) * 1974-07-04 Mueller H
DE879081C (de) * 1951-02-23 1953-06-11 Michael Philosophow Ruehrwerk mit Luftzufuehrung
US3400918A (en) * 1967-03-08 1968-09-10 David S. Maclaren Sewage aerator
GB2052278A (en) * 1978-11-11 1981-01-28 Streicher M Fluid flow apparatus
JPS61120623A (ja) * 1984-11-16 1986-06-07 Babcock Hitachi Kk 気液接触機能を有する撹拌装置
DE9201820U1 (fr) * 1992-02-13 1992-04-09 Kirschenmann, Guenter, Dipl.-Ing., 7507 Pfinztal, De
EP0711590A2 (fr) * 1994-11-08 1996-05-15 Mitsubishi Jukogyo Kabushiki Kaisha Contacteur gaz-liquide et système de désulfuration de gaz de fumée par voie humide
EP0754489A1 (fr) * 1995-07-20 1997-01-22 Air Products And Chemicals, Inc. Méthode et appareil pour améliorer la dispersion de gaz et le transfert de masse de gaz dans un réacteur agité
US5650100A (en) * 1995-08-25 1997-07-22 Just; Gerard A. Apparatus for providing absorption of gaseous and liquid phases

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 010, no. 310 (C-379), 22. Oktober 1986 (1986-10-22) -& JP 61 120623 A (BABCOCK HITACHI KK), 7. Juni 1986 (1986-06-07) *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010142406A1 (fr) * 2009-06-08 2010-12-16 EKATO Rühr- und Mischtechnik GmbH Ensemble agitateur
AU2010257782B2 (en) * 2009-06-08 2014-01-09 Ekato Ruhr- Und Mischtechnik Gmbh Stirring device
US8894047B2 (en) 2009-06-08 2014-11-25 Ekato Ruehr- und Mischtechnek GmbH Stirring arrangement
RU2542258C2 (ru) * 2009-06-08 2015-02-20 Экато Рюр-Унд Миштехник Гмбх Перемешивающая установка
CN104046562A (zh) * 2014-06-11 2014-09-17 苏州市金翔钛设备有限公司 一种搅拌反应器
CN104046562B (zh) * 2014-06-11 2016-05-25 苏州市金翔钛设备有限公司 一种搅拌反应器
DE102015108260A1 (de) * 2015-05-26 2016-12-01 EKATO Rühr- und Mischtechnik GmbH Rührwerkvorrichtung

Also Published As

Publication number Publication date
EP1055450A3 (fr) 2002-06-19
DE29909312U1 (de) 1999-08-12
US6439756B1 (en) 2002-08-27
JP2001000851A (ja) 2001-01-09
DE50010802D1 (de) 2005-09-01
KR100472620B1 (ko) 2005-03-08
JP4828013B2 (ja) 2011-11-30
EP1055450B1 (fr) 2005-07-27
KR20010049418A (ko) 2001-06-15
ATE300350T1 (de) 2005-08-15

Similar Documents

Publication Publication Date Title
EP1055450A2 (fr) Agitateur
DE3901894C2 (de) Vorrichtung zum Rühren eines strömungsfähigen Mediums
EP1637282A1 (fr) Dispositif à projection de glace carbonique
DE2453810C2 (de) Beschickungsvorrichtung für eine Dispergiervorrichtung
WO1992021436A1 (fr) Dispositif de dispersion, suspension ou emulsion de gaz, liquides et/ou matieres solides coulantes
DE3923928C2 (fr)
DE202015101761U1 (de) Reinigungssystem für Mischbehälter mit Rührorgan
DE2425727A1 (de) Einrichtung fuer die behandlung von stoffen, bestehend aus zumindest einem gefaess und einem oder mehreren ruehrgliedern in jedem gefaess
CH290287A (de) Verfahren zum Mischen von Gasen mit Flüssigkeiten und Einrichtung zur Durchführung dieses Verfahrens.
DE2922447C2 (de) Transportbetonmischer
DE3333195A1 (de) Verfahren zum mischen und mischanordnung
DE2708653B2 (de) Anlage zur Behandlung von pumpfähigem Abfallstoff
EP0530839A1 (fr) Dispositif pour disperser des particules solides divisées dans un liquide
DE2146611A1 (de) Kuehlmischer
EP0760254A1 (fr) Dispositif pour l'homogénéisation de matériaux coulants
DE2741243A1 (de) Verfahren und vorrichtung zur durchmischung zweier medien
DE3018729C2 (de) Vorrichtung zum gleichzeitigen und kontinuierlichen Zuführen eines pulverförmigen Feststoffes und einer Flüssigkeit in eine Behandlungsmaschine
DE1782485B2 (de) Vorrichtung zum begasen von fluessigkeiten, insbesondere zum einmischen von luft in freie gewaesser oder in in grossbehaeltern befindliches wasser
DE10252920A1 (de) Kleinrührwerk
DD233787A5 (de) Stroemungsmischmaschine
DE102019205147A1 (de) Verfahren zur Entleerung einer Vorrichtung zur Herstellung von Granulaten oder Extrudaten
DD243434A5 (de) Verfahren und vorrichtung zum einfuehren eines gases oder gasgemisches in eine fluessigkeit
EP0517178B1 (fr) Sécheur et mélangeur conique avec bras orientable entraîné et dispositif d'étanchéité
DE102010016878B4 (de) Vormaischer für die Herstellung von Maischen
DE7535504U (de) Flockulator fuer wasserreinigungsanlagen

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

17P Request for examination filed

Effective date: 20020712

17Q First examination report despatched

Effective date: 20021106

AKX Designation fees paid

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050727

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050727

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 20050727

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REF Corresponds to:

Ref document number: 50010802

Country of ref document: DE

Date of ref document: 20050901

Kind code of ref document: P

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20051027

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20051027

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20051027

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20051107

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20051227

NLV1 Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act
REG Reference to a national code

Ref country code: IE

Ref legal event code: FD4D

ET Fr: translation filed
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060531

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060531

Ref country code: MC

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060531

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060531

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20060428

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

BERE Be: lapsed

Owner name: EKATO RUHR- UND MISCHTECHNIK G.M.B.H.

Effective date: 20060531

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060524

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050727

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20110603

Year of fee payment: 12

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FI

Payment date: 20110520

Year of fee payment: 12

Ref country code: GB

Payment date: 20110523

Year of fee payment: 12

Ref country code: AT

Payment date: 20110520

Year of fee payment: 12

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20110526

Year of fee payment: 12

Ref country code: DE

Payment date: 20110523

Year of fee payment: 12

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 300350

Country of ref document: AT

Kind code of ref document: T

Effective date: 20120524

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20120524

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120524

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120524

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120524

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20130131

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 50010802

Country of ref document: DE

Effective date: 20121201

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120531

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120524

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20121201