EP2566607B1 - Procédé et dispositif destinés à ajouter et à mélanger un produit chimique dans un flux de traitement - Google Patents

Procédé et dispositif destinés à ajouter et à mélanger un produit chimique dans un flux de traitement Download PDF

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Publication number
EP2566607B1
EP2566607B1 EP20110714765 EP11714765A EP2566607B1 EP 2566607 B1 EP2566607 B1 EP 2566607B1 EP 20110714765 EP20110714765 EP 20110714765 EP 11714765 A EP11714765 A EP 11714765A EP 2566607 B1 EP2566607 B1 EP 2566607B1
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EP
European Patent Office
Prior art keywords
stream
chemical
fluid
dilution
dilution fluid
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.)
Not-in-force
Application number
EP20110714765
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German (de)
English (en)
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EP2566607A1 (fr
Inventor
Thomas Jaschinski
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.)
Voith Patent GmbH
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Voith Patent GmbH
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Publication date
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Publication of EP2566607A1 publication Critical patent/EP2566607A1/fr
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Publication of EP2566607B1 publication Critical patent/EP2566607B1/fr
Not-in-force legal-status Critical Current
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Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
    • D21H23/20—Apparatus therefor
    • 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
    • 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
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/451—Mixing liquids with liquids; Emulsifying using flow mixing by injecting one liquid into another
    • 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
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/48—Mixing liquids with liquids; Emulsifying characterised by the nature of the liquids
    • B01F23/483—Mixing liquids with liquids; Emulsifying characterised by the nature of the liquids using water for diluting a liquid ingredient, obtaining a predetermined concentration or making an aqueous solution of a concentrate
    • 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
    • B01F25/23—Mixing by intersecting jets
    • 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
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/311—Injector mixers in conduits or tubes through which the main component flows for mixing more than two components; Devices specially adapted for generating foam
    • 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
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B01F25/3123—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof with two or more Venturi elements
    • B01F25/31233—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof with two or more Venturi elements used successively
    • 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
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
    • B01F25/3131—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit with additional mixing means other than injector mixers, e.g. screens, baffles or rotating elements
    • 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
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
    • B01F25/3132—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit by using two or more injector devices
    • 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
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • B01F25/3141—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit with additional mixing means other than injector mixers
    • 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
    • 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
    • B01F25/433—Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
    • 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
    • B01F25/433—Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
    • B01F25/4338—Mixers with a succession of converging-diverging cross-sections, i.e. undulating cross-section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
    • B01F33/811—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles in two or more consecutive, i.e. successive, mixing receptacles or being consecutively arranged
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
    • B01F33/813—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles mixing simultaneously in two or more mixing receptacles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/10—Maintenance of mixers
    • B01F35/145—Washing or cleaning mixers not provided for in other groups in this subclass; Inhibiting build-up of material on machine parts using other means
    • B01F35/1452—Washing or cleaning mixers not provided for in other groups in this subclass; Inhibiting build-up of material on machine parts using other means using fluids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Accessories For Mixers (AREA)

Claims (18)

  1. Dispositif destiné à ajouter et mélanger un produit chimique liquide dans un flux de traitement (70), comprenant un boîtier, au moins une alimentation en fluide (30), une alimentation en produit chimique (12) ainsi qu'une alimentation en fluide de dilution (16) et une sortie de flux de fluide (60), au moins l'alimentation en produit chimique (12) et l'alimentation en fluide de dilution (16) étant disposées de telle sorte qu'une zone de mélange (25) soit réalisée dans le boîtier, dans laquelle un flux de produit chimique et un flux de fluide de dilution sont introduits dans le flux de fluide, et le flux mélangé résultant est introduit hors de l'ouverture de sortie (60) dans le flux de traitement (70), l'alimentation en produit chimique (12) et l'alimentation en fluide de dilution (16) étant disposées spatialement l'une à côté de l'autre de telle sorte que le flux de produit chimique sortant de l'alimentation en produit chimique et le flux de fluide de dilution sortant de l'alimentation en fluide de dilution soient mélangés essentiellement l'un avec l'autre avant l'ajout et le mélange avec le flux de fluide, caractérisé en ce que la distance AB entre l'ouverture d'alimentation en produit chimique (14) de l'alimentation en produit chimique (12) et l'ouverture d'alimentation en fluide de dilution (18) de l'alimentation en fluide de dilution (16) est comprise entre 1 mm et 100 mm.
  2. Dispositif selon la revendication 1,
    caractérisé en ce
    qu'au moins l'alimentation en produit chimique (12) et/ou l'alimentation en fluide de dilution (16) est/sont inclinée(s) suivant un angle (α1, α2) par rapport à la paroi du boîtier.
  3. Dispositif selon la revendication 2,
    caractérisé en ce que
    l'angle (α1, α2) est compris entre 10° et 90°.
  4. Dispositif selon l'une quelconque des revendications 1 à 3,
    caractérisé en ce que
    la distance AB entre l'ouverture d'alimentation en produit chimique (14) de l'alimentation en produit chimique (12) et l'ouverture d'alimentation en fluide de dilution (18) de l'alimentation en fluide de dilution (16) est comprise entre 1 mm et un quart du diamètre (d3) du tube mélangeur (20).
  5. Dispositif selon l'une quelconque des revendications 1 et 4,
    caractérisé en ce que
    la différence de pression (δp) entre le fluide de dilution sortant de l'ouverture d'alimentation en fluide de dilution (18) et le flux de fluide se situe dans la plage comprise entre 0,5 et 5 bar et/ou la différence de pression (δp) du flux de produit chimique sortant de l'ouverture d'alimentation en produit chimique (14) par rapport au flux de fluide de dilution sortant de l'ouverture d'alimentation en fluide de dilution (18) est comprise dans la plage de 0,2 à 0 bar.
  6. Dispositif selon l'une quelconque des revendications 2 à 5,
    caractérisé en ce que
    le rapport entre un diamètre intérieur de tube de l'alimentation en fluide de dilution (16) et le diamètre intérieur de tube de l'alimentation en produit chimique (12) est compris dans la plage de 1:1 à 20:1.
  7. Dispositif selon l'une quelconque des revendications 1 à 6,
    caractérisé en ce que
    le boîtier comprend des surfaces d'impact (100.1, 100.2, 100.3, 100.4, 100.5, 100.6), pour générer des turbulences et/ou pour le dosage de produits chimiques et/ou pour le dosage de fluides de dilution.
  8. Dispositif selon l'une quelconque des revendications 1 à 7,
    caractérisé en ce que
    le boîtier est réalisé sous forme de buse.
  9. Système d'injection de produits chimiques pour l'utilisation dans un système d'alimentation d'une machine à papier,
    caractérisé en ce que
    le moyen d'injection de produits chimiques dans le flux de traitement comprend un dispositif selon l'une quelconque des revendications 1 à 8.
  10. Système d'injection de produits chimiques selon la revendication 9, dans lequel le dispositif est connecté par le biais d'un tube aux moyens de récupération d'eau de traitement, afin d'utiliser l'eau de traitement en tant que deuxième liquide.
  11. Procédé destiné à ajouter et mélanger un fluide ou un liquide, en particulier un liquide contenant un produit chimique ou un produit chimique fluide lui-même dans un flux de traitement au moyen d'un dispositif (10, 200) selon l'une quelconque des revendications 1 à 8, comprenant un boîtier, au moins une ouverture d'alimentation en fluide (30), une ouverture d'alimentation en produit chimique (14), une ouverture d'alimentation en fluide de dilution (18) et au moins une ouverture de sortie (60) dans un flux de traitement (70), un flux de produit chimique sortant de l'ouverture d'alimentation en produit chimique (14) et un flux de fluide de dilution sortant de l'ouverture d'alimentation en fluide de dilution (18) étant ajoutés et mélangés dans un flux de fluide et le flux de fluide, après l'ajout et le mélange du flux de produit chimique et du flux de fluide de dilution, étant injecté par le biais d'une ouverture de sortie (60) dans un flux de traitement (70) à travers une buse,
    caractérisé en ce
    qu'un flux de produit chimique ou un autre flux de fluide est acheminé au flux de fluide.
  12. Procédé selon la revendication 11,
    caractérisé en ce que
    le flux de produit chimique et le flux de fluide de dilution sont mélangés essentiellement l'un avec l'autre avant l'ajout et le mélange dans le flux de fluide.
  13. Procédé selon l'une quelconque des revendications 11 ou 12,
    caractérisé en ce que
    la concentration en produit chimique dans le flux de fluide est ajustée par ajout de la quantité de fluide de dilution.
  14. Procédé selon l'une quelconque des revendications 11 à 13,
    caractérisé en ce que
    l'ouverture d'alimentation en produit chimique et/ou l'ouverture d'alimentation en fluide de dilution sont inclinées suivant un certain angle par rapport à la paroi de boîtier du tube mélangeur.
  15. Procédé selon la revendication 14,
    caractérisé en ce que
    l'angle (α1, α2, α3) est compris entre 10° et 90°.
  16. Procédé selon l'une quelconque des revendications 11 à 15,
    caractérisé en ce
    qu'une boue de charge est acheminée au flux de fluide en tant que flux de produit chimique ou flux de fluide supplémentaire.
  17. Procédé selon l'une quelconque des revendications 11 à 16,
    caractérisé en ce que
    le flux de produit chimique et/ou le flux de fluide de dilution et/ou le flux de fluide avant et/ou après l'ajout et le mélange sont influencés de telle sorte qu'un écoulement turbulent soit acheminé par le biais de l'ouverture de sortie (60) au flux de traitement (70).
  18. Procédé selon l'une quelconque des revendications 11 à 17,
    caractérisé en ce que
    le procédé, en plus d'une étape de mélange dans laquelle un produit chimique fluide est acheminé au flux de fluide, comprend une étape de nettoyage et dans l'étape de nettoyage, le dispositif de mélange (200) est séparé du flux de traitement (70) de telle sorte que le dispositif de mélange (200) puisse être nettoyé indépendamment du flux de traitement (70).
EP20110714765 2010-05-05 2011-04-14 Procédé et dispositif destinés à ajouter et à mélanger un produit chimique dans un flux de traitement Not-in-force EP2566607B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201010028577 DE102010028577A1 (de) 2010-05-05 2010-05-05 Verfahren zur Zumischung einer Chemikalie zu einem Prozessstrom
PCT/EP2011/055912 WO2011138143A1 (fr) 2010-05-05 2011-04-14 Procédé et dispositif destinés à ajouter et à mélanger un produit chimique dans un flux de traitement

Publications (2)

Publication Number Publication Date
EP2566607A1 EP2566607A1 (fr) 2013-03-13
EP2566607B1 true EP2566607B1 (fr) 2014-06-11

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EP20110714765 Not-in-force EP2566607B1 (fr) 2010-05-05 2011-04-14 Procédé et dispositif destinés à ajouter et à mélanger un produit chimique dans un flux de traitement

Country Status (4)

Country Link
EP (1) EP2566607B1 (fr)
CN (1) CN103002977B (fr)
DE (1) DE102010028577A1 (fr)
WO (1) WO2011138143A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011007274A1 (de) * 2011-04-13 2012-10-18 Voith Patent Gmbh Verfahren und Düsenanordnung zum Einbringen von Chemikalien und/oder Additiven in einen Prozessstrom eines Herstellungsprozesses
WO2014033178A1 (fr) * 2012-08-28 2014-03-06 Basf Se Procédé et dispositif pour fournir au moins une substance chimique à un flux de traitement principal
DE102014223849A1 (de) * 2014-11-24 2016-05-25 Voith Patent Gmbh Vorrichtung und Verfahren zur Einmischung von Fluiden
CN106390846A (zh) * 2016-12-01 2017-02-15 安徽砀山金兄弟实业科技有限公司 一种造纸助剂使用操作设备
CN107981407B (zh) * 2018-01-19 2020-04-17 河南卷烟工业烟草薄片有限公司 一种无动力造纸法再造烟叶生产过程混料装置
DE202021002842U1 (de) 2021-09-02 2022-01-19 IAB-Institut für Angewandte Bauforschung Weimar gemeinnützige GmbH Vorrichtung zur schonenden Homogenisierung zweier getrennt erzeugter Schäume zu einem Schaum
DE102022110733A1 (de) 2022-05-02 2023-11-02 Rolls-Royce Deutschland Ltd & Co Kg Mischungsvorrichtung für einen primären Fluidstrom in einem ersten Rohr mit mindestens einem sekundären Fluidstrom, ein Verfahren zur Mischung und ein Flugzeugtriebwerk
DE102022113593A1 (de) * 2022-05-30 2023-11-30 Westnetz Gmbh Kompakte Mischungsvorrichtung zur Mischung von Fluiden

Family Cites Families (6)

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Publication number Priority date Publication date Assignee Title
US4515655A (en) * 1983-08-15 1985-05-07 Westvaco Corporation Method of bleaching paper pulp by blending chlorine with a flow volume of paper pulp slurry
US5200267A (en) * 1989-03-20 1993-04-06 Medite Corporation Fire-retardant synthretic board product
AU6186490A (en) 1989-07-29 1991-03-11 Roe Lee Paper Chemicals Company Limited Treatment of fibrous materials
FI108802B (fi) 1998-02-26 2002-03-28 Wetend Technologies Oy Menetelmä ja laite kemikaalin syöttämiseksi nestevirtaan sekä paperikoneen syöttöjärjestelmä
CN2502777Y (zh) * 2001-09-18 2002-07-31 衡阳三化实业股份有限公司 喷射混合器
FI115148B (fi) 2003-10-08 2005-03-15 Wetend Technologies Oy Menetelmä ja laite kemikaalin syöttämiseksi nestevirtaan

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Publication number Publication date
CN103002977A (zh) 2013-03-27
DE102010028577A1 (de) 2011-11-10
CN103002977B (zh) 2015-11-25
EP2566607A1 (fr) 2013-03-13
WO2011138143A1 (fr) 2011-11-10

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