EP1846151A1 - Procede et dispositif de transformation thermochimique d'un combustible - Google Patents

Procede et dispositif de transformation thermochimique d'un combustible

Info

Publication number
EP1846151A1
EP1846151A1 EP06706461A EP06706461A EP1846151A1 EP 1846151 A1 EP1846151 A1 EP 1846151A1 EP 06706461 A EP06706461 A EP 06706461A EP 06706461 A EP06706461 A EP 06706461A EP 1846151 A1 EP1846151 A1 EP 1846151A1
Authority
EP
European Patent Office
Prior art keywords
combustion zone
fuel
feed opening
combustion
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.)
Granted
Application number
EP06706461A
Other languages
German (de)
English (en)
Other versions
EP1846151B1 (fr
Inventor
Peter Quicker
Gerold Dimaczek
Frank Fojtik
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.)
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Original Assignee
APPLIKATIONS- und TECHNIKZENTRUM fur ENERGIEVERFAHRENS- UMWELT- und STROEMUNGSTECHNIK (ATZ-EVUS)
Applikations- und Technikzentrum fur Energieverfahrens- Umwelt- und Stromungstechnik (atz-Evus)
ATZ EVUS
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 APPLIKATIONS- und TECHNIKZENTRUM fur ENERGIEVERFAHRENS- UMWELT- und STROEMUNGSTECHNIK (ATZ-EVUS), Applikations- und Technikzentrum fur Energieverfahrens- Umwelt- und Stromungstechnik (atz-Evus), ATZ EVUS filed Critical APPLIKATIONS- und TECHNIKZENTRUM fur ENERGIEVERFAHRENS- UMWELT- und STROEMUNGSTECHNIK (ATZ-EVUS)
Publication of EP1846151A1 publication Critical patent/EP1846151A1/fr
Application granted granted Critical
Publication of EP1846151B1 publication Critical patent/EP1846151B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/02—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed
    • F23C10/12—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated exclusively within the combustion zone
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/02—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed
    • F23C10/04—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/18—Details; Accessories
    • F23C10/20—Inlets for fluidisation air, e.g. grids; Bottoms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/18—Details; Accessories
    • F23C10/24—Devices for removal of material from the bed

Definitions

  • the invention relates to a method and a device for the thermochemical conversion of a fuel. It relates in particular to the field of fluidized bed combustion, in which the fuel is burned in a fluidized bed formed by a circulating fluid.
  • Pipe which also opens in the vicinity of the soil in the reactor.
  • the proposed method disadvantageously only a discontinuous process is possible.
  • the process is not suitable for the combustion of ash-rich fuels.
  • US Pat. No. 5,858,033 describes a fluidized-bed reactor in which the fuel is supplied through a tube which opens laterally into the upper part of the reactor. At the bottom of the reactor, an annular nozzle arrangement is provided, with which a circulating fluid flow is generated. The ashes in the fluidized bed ash is removed via an annular gap surrounding the nozzle assembly at the bottom of the reactor. Similar fluidized-bed reactors are known from US Pat. No. 5,980,858 and US Pat. No. 5,922,090. The ash discharge takes place via a grate at the bottom of the fluidized bed reactor. In the known fluidized bed reactors, clogging of the nozzles and discharge of unburned fuel may occur.
  • DE 199 37 524 A1, DE 198 43 613 C2, DE 198 06 318 A1 and DE 199 37 521 A1 describe processes for the combustion of waste products and waste materials from the paper industry.
  • the energy generated in the fluidized-bed combustion is recovered from the exhaust gas via heat exchangers.
  • the fluidized bed reactors known from the prior art are usually designed for a high power range. In particular, they are not suitable for burning ash-rich solid fuels, for example biomass, in a small power range.
  • the object of the present invention is to specify a method and a device with which fuels can be converted thermochemically in a simple and cost-effective manner even in a small power range.
  • thermochemical conversion of a fuel is provided with the following steps:
  • the combustion of the fuel takes place in a fluidized bed reactor which is subdivided into a first and a second combustion zone by means of a flow guide.
  • the proposed method is particularly suitable for combustion of fuel in a small power range.
  • the method is suitable for burning solid and ash-rich fuels, for example biomass.
  • ashes occurring in the thermochemical reaction are removed through discharge openings provided on the bottom.
  • For closing the discharge openings closure means may be provided.
  • an ascending chamber can be provided between the grate and the discharge openings, which can be emptied discontinuously by opening the discharge openings.
  • thermochemical reaction is led by at least one provided in the vicinity of the supply port exhaust port.
  • a cross-sectional area of the second combustion zone increases at least in sections from the bottom in the direction of the feed opening.
  • the flow velocity is reduced.
  • the reactor according to the invention may be box-shaped.
  • two second combustion zones are expediently provided which are adjacent to the first combustion zone are arranged.
  • the second combustion zone surrounds the first combustion zone.
  • the first combustion zone is, for example, cylindrical.
  • thermochemical reaction is removed by a heat exchanger which at least partially surrounds the second combustion zone and / or is part of the flow control means provided between the first and second combustion zones. This allows a particularly effective utilization of the energy released during the thermochemical conversion.
  • the heat exchanger may be at least partially shielded from the first and / or second combustion zone by a refractory shield.
  • the shield is suitably made of a refractory ceramic material. It may j e after design of the reactor, the shape of a plate, a cylinder, a truncated cone or the like. exhibit .
  • the refractory shield may also be part of the flow guide.
  • thermochemical reaction may be combustion or gasification.
  • solid, but also liquid fuels can be converted.
  • the means for redirecting the fuel stream may comprise nozzles for accelerating the fuel flow deflected by the deflection means in the direction of the second combustion zone.
  • the nozzles may have a round, oval or slot-shaped opening.
  • the fuel flow is expediently accelerated by a fluid supplied through the nozzles.
  • the fluid can through the nozzles are ejected in a direction facing the ground. This assists the positive flow of fuel flow generated by the flow directing means from the first to the second combustion zone.
  • the fluid is expediently at least one gas selected from the following group: air, inert gas, flue gas or radiation-active gas.
  • a radiation-active gas is understood as meaning a gas which enables heat transfer with a particularly high heat flux density. In particular, at high temperatures of more than 900 0 C, a significant portion of the heat is transmitted by radiation. With a radiation-active gas, the heat transfer can be effectively carried out by means of radiation.
  • the radiation-active gas preferably contains 40% by weight of a triatomic gas, for example one or more of the following gases: CO 2 , NH 3 , H 2 O, SO 2 or else CH 4 .
  • the radiation-active gas may also be mixed with air.
  • the fluid may contain at least one additive selected from the following group: lime, ammonia, urea, limestone.
  • additives contribute to the lowest possible pollutant combustion of fuels.
  • a device for preheating the fluid is also provided.
  • the combustion temperature can be adjusted and / or controlled.
  • apparatus for thermochemically reacting a solid fuel having a fluidized bed reactor having a central first combustion zone and a second combustion zone separated therefrom by flow directing means, the first combustion zone having a supply port for supplying fuel and one opposite the supply port provided at the bottom of the reactor Means is provided for diverting a fuel stream into the second combustion zone, such that a fuel flow pointing from the supply opening to the ground is deflected into the second combustion zone, guided in a substantially opposite direction and in turn deflected in the vicinity of the feed opening and into the first combustion zone is led back.
  • the proposed device is compact and allows efficient thermochemical conversion of fuels even in a small power range. Because of the advantageous embodiments of the device, reference is made to the above statements. The described features are suitable mutatis mutandis as development of the device.
  • a first combustion zone 1 is bounded laterally by plates 2 made of a refractory material, for example alumina, magnesia, zirconia or the like. , are made.
  • plates 2 made of a refractory material, for example alumina, magnesia, zirconia or the like.
  • a deflection device 3 is provided at the bottom B of the fluidized bed reactor.
  • the deflection device 3 has a roof-shaped or saddle-like design, with the roof surfaces or saddle flanks falling away from the center of the fluidized-bed reactor towards its sides in the direction of the bottom B.
  • the deflection device 3 can be made of a temperature-resistant metal or also of a refractory ceramic material. Below the deflection device 3 is a
  • Fluid supply device 4 which has a feed tube 5 and nozzles 6.
  • the nozzles 6 are arranged such that a fluid passed through is guided obliquely in the direction of a section of the bottom B which is located approximately below a second combustion zone 7.
  • the nozzles 6 are bounded by the preferably made of a metal deflecting device 3.
  • the deflection device 3 heats up. As a result, it also preheats a fluid passed through the nozzles 6.
  • a feed chute or feed channels may also be provided in the feed device 4, which are arranged in particular in such a way that a further preheating of the fluid is thereby effectively achieved.
  • the second combustion zone 7 is arranged adjacent to the first combustion zone 1.
  • the fluid may in particular be a gas, for example air, inert gas or a radiation-active gas.
  • the nozzles 6 expediently open in the region of the lower end of the deflection device 3.
  • Nozzle openings designated by the reference numeral 8 can be slit-like, oval or round.
  • ash collection zones 9 Approximately below the second combustion zone 7 are ash collection zones 9, which are covered with 10 gratings. In the area of the ash collecting zones 9, discharge openings 11 for discharging ash are also provided. The discharge openings 11 are expediently located below flaps 12.
  • flaps 12 By opening the flaps 12, the interior of the fluidized bed reactor for maintenance and cleaning purposes in a simple manner accessible. Instead of the flaps 12, of course, other closure means can be provided, which allow a recurring access to the interior of the fluidized bed reactor.
  • a parallel to the bottom B extending cross-sectional area of the second combustion zone 7 increases up to a designated by the reference numeral 13 Mauwirbel Anlagenzone.
  • the walls of the second combustion zone 7 are provided with an outer heat exchanger 14 and an inner heat exchanger 15.
  • the inner heat exchanger 15 acts as well as the plate 2 as Flow guide and separates the first combustion zone 2 of the second combustion zone. 7
  • a supply opening 16 for supplying fuel and two exhaust openings 17 for discharging exhaust gas are provided in an upper area of the fluidized-bed reactor. Between the exhaust gas openings 17 and the plates 2 there is a gap or passage 18, which allows a passage of a fuel stream coming from the second combustion zone 7 into the first combustion zone 1.
  • the function of the fluidized-bed reactor is as follows: Fuel supplied by the feed opening 16, for example biomass, is guided in the direction of the deflection device 3 in the first combustion zone 1 and is burnt. The directed in the direction of the deflector 3 Brennstoffström is split by means of the deflection device 3 into two partial streams and deflected in the direction of the second combustion zone 7. To maintain the flow, for example, air is blown through the feed tube 5, which exits at the nozzle openings 8 and accelerates the partial flows, so that they are directed in ent opposite direction in the second combustion zones 7 upwards. As a result of the cross-sectional enlargement provided in the second combustion zones 7, the flow velocity decreases.
  • the resulting in the combustion in the combustion zones 1, 7 heat is decoupled by means of the heat exchangers 14, 15 and can elsewhere for power generation, heating or the like. be used.
  • the supplied through the feed tube 5 fluid such as air, can be preheated by means provided in the bottom B and / or in the deflection device 3 along the nozzle 6 fluid channels. This makes it possible to set or control the combustion temperature.
  • Coarse ash particles are collected in the ash collecting zones 9 and discharged via the discharge openings 11, preferably continuously.
  • the present invention is not limited to the described embodiment.
  • differently designed eddy current reactors are also suitable.
  • the first combustion zone 1 can also be cylindrical and the second combustion zone 7 can be designed as an annular gap surrounding the first combustion zone 1.
  • the exhaust port 17 may be designed as an annular gap which surrounds the feed opening 16.
  • the deflecting device 3 may be designed conical or dome-like in a cylindrical embodiment.
  • the arrangement of the nozzles 6 is chosen so that an optimal circulation of the fuel through the first 1 and the second combustion zone 7 is ensured.
  • a speed of the circulating fuel stream is to be set such that mist vortex layer zones 13 are expediently formed there.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)

Abstract

L'invention concerne un procédé de transformation thermochimique d'un combustible comprenant les étapes suivantes : a) préparation d'un réacteur à lit fluidisé comportant une première zone de combustion centrale (1) et une seconde zone de combustion (7) séparée de la première par des moyens de guidage d'écoulement (2, 15), la première zone de combustion (1) présentant une ouverture d'alimentation (16) pour l'amenée du combustible, et un dispositif (3) prévu au fond (B) du réacteur à lit fluidisé, à l'opposé de l'ouverture d'alimentation (16), servant à dévier le courant de combustible dans la seconde zone de combustion (7), b) amenée du combustible par l'ouverture d'alimentation (16), de manière à former un courant de combustible dirigé vers le fond (B), c) déviation du courant de combustible, au fond (B), dans la seconde zone de combustion (7), de façon que le courant de combustible soit guidé dans une direction sensiblement opposée et, d) déviation supplémentaire du courant de combustible au voisinage de l'ouverture d'alimentation (16), de façon que le courant de combustible soit recyclé dans la première zone de combustion.
EP06706461.8A 2005-02-09 2006-01-28 Procede et dispositif de transformation thermochimique d'un combustible Not-in-force EP1846151B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005005796A DE102005005796A1 (de) 2005-02-09 2005-02-09 Verfahren und Vorrichtung zur thermochemischen Umsetzung eines Brennstoffs
PCT/EP2006/000745 WO2006084590A1 (fr) 2005-02-09 2006-01-28 Procede et dispositif de transformation thermochimique d'un combustible

Publications (2)

Publication Number Publication Date
EP1846151A1 true EP1846151A1 (fr) 2007-10-24
EP1846151B1 EP1846151B1 (fr) 2013-09-18

Family

ID=36294537

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06706461.8A Not-in-force EP1846151B1 (fr) 2005-02-09 2006-01-28 Procede et dispositif de transformation thermochimique d'un combustible

Country Status (6)

Country Link
US (1) US20080149011A1 (fr)
EP (1) EP1846151B1 (fr)
JP (1) JP5007242B2 (fr)
CA (1) CA2597520C (fr)
DE (1) DE102005005796A1 (fr)
WO (1) WO2006084590A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2703339A1 (fr) * 2012-09-04 2014-03-05 Casale Chemicals S.A. Brûleur pour la production de gaz de synthèse
US20170356642A1 (en) * 2016-06-13 2017-12-14 The Babcock & Wilcox Company Circulating fluidized bed boiler with bottom-supported in-bed heat exchanger
NL2021739B1 (en) * 2018-10-01 2020-05-07 Milena Olga Joint Innovation Assets B V Reactor for producing a synthesis gas from a fuel

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3153091B2 (ja) * 1994-03-10 2001-04-03 株式会社荏原製作所 廃棄物の処理方法及びガス化及び熔融燃焼装置
US3863577A (en) * 1971-11-22 1975-02-04 Dorr Oliver Inc Fluidized bed reactor
US3907981A (en) * 1973-03-12 1975-09-23 Rockwell International Corp Method for recombining hydrogen and oxygen
US4060041A (en) * 1975-06-30 1977-11-29 Energy Products Of Idaho Low pollution incineration of solid waste
GB1577717A (en) * 1976-03-12 1980-10-29 Mitchell D A Thermal reactors incorporating fluidised beds
JPS55118515A (en) * 1979-03-08 1980-09-11 Ebara Corp Fluidizing bed type combustion furnace
JPS5758558Y2 (fr) * 1979-05-21 1982-12-14
JPS5630523A (en) * 1979-08-20 1981-03-27 Ebara Corp Fluidized bed type thermal reaction furnace
US4672918A (en) * 1984-05-25 1987-06-16 A. Ahlstrom Corporation Circulating fluidized bed reactor temperature control
DE3515516A1 (de) * 1985-04-30 1986-11-06 Basf Ag, 6700 Ludwigshafen Verfahren zur kontinuierlichen herstellung von polyphenylenethern
AT382227B (de) * 1985-04-30 1987-01-26 Simmering Graz Pauker Ag Verfahren und vorrichtung zur verbrennung von festen, fluessigen, gasfoermigen oder pastoesen brennstoffen in einem wirbelschichtofen
US5138982A (en) * 1986-01-21 1992-08-18 Ebara Corporation Internal circulating fluidized bed type boiler and method of controlling the same
DE3803437A1 (de) * 1987-06-02 1988-12-15 Lentjes Ag Wirbelschichtreaktor
AT401419B (de) * 1987-07-21 1996-09-25 Sgp Va Energie Umwelt Wirbelschichtverfahren zur vergasung und verbrennung von brennstoffen sowie vorrichtung zu seiner durchführung
DE3729971A1 (de) * 1987-09-08 1989-03-16 Wuenning Joachim Heissgaserzeugungseinrichtung mit thermischer nachverbrennung
EP0321308A1 (fr) * 1987-12-17 1989-06-21 Cet Energy Systems Inc. Foyer à lit fluidisé
DE3924723C2 (de) * 1988-08-15 1994-02-10 Reinhard Dipl Ing Eckert Energieumwandlungseinrichtung mit einer Wirbelkammerfeuerung
FI85909C (fi) * 1989-02-22 1992-06-10 Ahlstroem Oy Anordning foer foergasning eller foerbraenning av fast kolhaltigt material.
US4969404A (en) * 1989-04-21 1990-11-13 Dorr-Oliver Incorporated Ash classifier-cooler-combustor
WO1990013773A1 (fr) * 1989-05-01 1990-11-15 Ronald Stanley Tabery Dispositif a lit fluidise pour la combustion de combustible a faible point de fusion
DE3929178A1 (de) * 1989-09-02 1991-03-21 Balcke Duerr Ag Wirbelschichtreaktor und zugehoeriges betriebsverfahren
DE69307918T3 (de) * 1992-11-10 2003-01-23 Foster Wheeler Energia Oy, Helsinki Verfahren und vorrichtung zum betrieb eines reaktorsystems mit zirkulierender wirbelschicht
FI93274C (fi) * 1993-06-23 1995-03-10 Ahlstroem Oy Menetelmä ja laite kuuman kaasuvirran käsittelemiseksi tai hyödyntämiseksi
US5401130A (en) * 1993-12-23 1995-03-28 Combustion Engineering, Inc. Internal circulation fluidized bed (ICFB) combustion system and method of operation thereof
US5922090A (en) * 1994-03-10 1999-07-13 Ebara Corporation Method and apparatus for treating wastes by gasification
US5465690A (en) * 1994-04-12 1995-11-14 A. Ahlstrom Corporation Method of purifying gases containing nitrogen oxides and an apparatus for purifying gases in a steam generation boiler
TW270970B (en) * 1995-04-26 1996-02-21 Ehara Seisakusho Kk Fluidized bed combustion device
EP0889943B1 (fr) * 1996-02-21 2002-01-23 Foster Wheeler Energia Oy Systeme de reacteur a lit fluidise et procede d'exploitation
US5980858A (en) * 1996-04-23 1999-11-09 Ebara Corporation Method for treating wastes by gasification
WO1997048950A1 (fr) * 1996-06-21 1997-12-24 Ebara Corporation Procede et appareil de gazeification de lit fluidise
DE19714593A1 (de) * 1997-04-09 1998-10-15 Metallgesellschaft Ag Verfahren zum Verbrennen von Abfallstoffen in einer zirkulierenden Wirbelschicht
US7285144B2 (en) * 1997-11-04 2007-10-23 Ebara Corporation Fluidized-bed gasification and combustion furnace
DE19806318A1 (de) * 1998-02-06 1999-08-12 Harald Dipl Ing Dr Martin Verfahren und Einrichtung zur Aufarbeitung von Reststoffen der Papierindustrie (Spuckstoffe)
DE19843613C2 (de) * 1998-09-23 2000-12-07 Harald Martin Verfahren und Vorrichtung zur Aufarbeitung von Abprodukten und Abfallstoffen
DE19848155C1 (de) * 1998-10-20 2000-11-02 Ralf Paulsen Verfahren und Vorrichtung zur Verbrennung von Stoffen in einer Wirbelschicht
DE19859052C2 (de) * 1998-12-21 2001-01-25 Dieter Steinbrecht Verfahren und Einrichtung zur thermischen Abfallverwertung und Abfallentsorgung fester, flüssiger und pumpfähiger inhomogener brennbarer Gemische und thermische Reinigung kontaminierter Materialien in einer Wirbelschichtfeuerung
DE19903510C2 (de) * 1999-01-29 2002-03-07 Mg Technologies Ag Verfahren zum Verbrennen oder Vergasen in der zirkulierenden Wirbelschicht
DE19937524A1 (de) * 1999-08-03 2001-02-15 Harald Martin Verfahren und Vorrichtung zum Beseitigen von Abprodukten und Abfallstoffen
DE19937521A1 (de) * 1999-08-03 2001-02-15 Harald Martin Verfahren und Vorrichtung zum Trocknen, Trennen, Klassieren und Zersetzen von Abprodukten

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2006084590A1 *

Also Published As

Publication number Publication date
JP2008530491A (ja) 2008-08-07
CA2597520A1 (fr) 2006-08-17
CA2597520C (fr) 2013-06-25
DE102005005796A1 (de) 2006-08-17
JP5007242B2 (ja) 2012-08-22
EP1846151B1 (fr) 2013-09-18
WO2006084590A1 (fr) 2006-08-17
US20080149011A1 (en) 2008-06-26

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