EP2692202A1 - Dispositif de chauffage par induction - Google Patents

Dispositif de chauffage par induction

Info

Publication number
EP2692202A1
EP2692202A1 EP12713357.7A EP12713357A EP2692202A1 EP 2692202 A1 EP2692202 A1 EP 2692202A1 EP 12713357 A EP12713357 A EP 12713357A EP 2692202 A1 EP2692202 A1 EP 2692202A1
Authority
EP
European Patent Office
Prior art keywords
induction heating
unit
frequency
units
induction
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
EP12713357.7A
Other languages
German (de)
English (en)
Other versions
EP2692202B1 (fr
Inventor
Daniel Anton Falcon
Claudio Carretero Chamarro
Jose Maria De La Cuerda Ortin
Ignacio Garde Aranda
Pablo Jesus Hernandez Blasco
Sergio Llorente Gil
Paul Muresan
Jose Joaquin Paricio Azcona
Diego Puyal Puente
Magdy Saoudi
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.)
BSH Hausgeraete GmbH
Original Assignee
BSH Bosch und Siemens Hausgeraete 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 BSH Bosch und Siemens Hausgeraete GmbH filed Critical BSH Bosch und Siemens Hausgeraete GmbH
Publication of EP2692202A1 publication Critical patent/EP2692202A1/fr
Application granted granted Critical
Publication of EP2692202B1 publication Critical patent/EP2692202B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/06—Control, e.g. of temperature, of power
    • H05B6/062—Control, e.g. of temperature, of power for cooking plates or the like
    • H05B6/065—Control, e.g. of temperature, of power for cooking plates or the like using coordinated control of multiple induction coils

Definitions

  • the invention is based on an induction heating device according to the preamble of claim 1.
  • Induction cookers which have a control unit, a first and a second inductor and a first and a second inverter, which in an operating mode in which the first induction heating unit directly with the first
  • High frequency generator is connected and the second induction heating unit is connected directly to the second heating frequency unit, over the at least two
  • Induction heating units are connected.
  • the object of the invention is in particular to provide a generic device with high flexibility.
  • the object is achieved by the features of claim 1, while advantageous embodiments and modifications of the invention can be taken from the dependent claims.
  • the invention is based on an induction heating device, in particular a
  • Indutationskochfeldvornchtung with at least one control unit, at least a first and a second induction heating unit and at least a first and a second heating frequency unit, in at least one operating mode in which the first
  • control unit be provided to the
  • a "control unit” is to be understood as meaning, in particular, an electronic unit which is preferably at least partially integrated in a control and / or regulating unit of the induction heating device and which is preferably one of them is provided to control at least the Bankfrequenzajien and / or to regulate.
  • the control unit preferably comprises a computing unit and, in particular in addition to the computing unit, a memory unit with a control and / or regulating program stored therein, which is intended to be executed by the computing unit.
  • heating frequency unit is to be understood in particular as meaning an electrical unit which generates an oscillating electrical signal, preferably at a frequency of at least 1 kHz, in particular of at least 10 kHz, advantageously of at least 20 kHz and in particular of not more than 100 kHz for an induction heating unit.
  • the heating frequency unit is intended to be one of which
  • the heating frequency unit comprises in particular at least one inverter, which preferably has at least two, preferably in series, bidirectional unipolar switches, in particular of a
  • Transistor and a diode connected in parallel are formed, and particularly advantageous at least in each case one parallel to the bidirectional unipolar switches switched damping capacitance, which is in particular formed by at least one capacitor comprises.
  • a high-frequency power supply of the induction heating unit can be provided.
  • a voltage tap of the radio-frequency unit is arranged in particular at a common contact point of two bidirectional unipolar switches.
  • An "induction heating unit” is to be understood in particular as a unit having at least one induction heating element. In particular, in one
  • “Indutationsheizelement” is to be understood in particular a wound electrical conductor, preferably in the form of a circular disk, in at least one
  • Indutationsheizelement is preferably intended to convert electrical energy into a magnetic alternating field, which is intended to be in a
  • a "direct connection” is to be understood in particular as meaning an electrical connection which, at least in one Operating state with a current flow of alternating current through the connection with a frequency between 1 kHz and 100 kHz, an impedance that is smaller in magnitude than 10 V / A, in particular less than 1 V / A, preferably less than 0.1 V.
  • / A is and whose amount, in particular over a frequency range of 1 kHz to 100 kHz by a maximum of 100%, in particular a maximum of 40%, preferably a maximum of 10% and preferably a maximum of 5% varies.
  • An "operating section" of a heating frequency unit should be understood as meaning, in particular, a time range which preferably has a length of at least 1 ms, in particular of at least 10 ms, in which the
  • Heating frequency unit is operated with a, in particular substantially constant, frequency between 1 kHz and 100 kHz.
  • substantially constant it should be understood, in particular, that a value of a variable deviates at most by 25%, in particular at most by 15% and preferably at most by 5% from an average value of the variable
  • Operating sections are understood that differ from operating sections that overlap at least partially in time.
  • a flexible heating device can be achieved.
  • Heating frequency units are intended to be operated over a single phase.
  • a "single phase” is intended in particular to be a phase of a
  • both Schufrequenzüen are connected to a single rectifier, which is supplied by the single phase with AC voltage.
  • a simple, inexpensive heating device can be provided.
  • the induction heater at least one of
  • Resonance unit which is connected in at least one operating state directly to a common contact of at least the first and the second induction heating unit.
  • a "resonance unit” is to be understood as meaning in particular a unit which comprises at least one resonance capacitance, which is preferably formed by at least one capacitor, which is preferably different from a damping capacity and / or a capacitance connected in parallel with a switching element
  • a resonance capacitance is formed by a combination of series and parallel circuits of a plurality of capacitors in particular part of an electrical resonant circuit, in particular an electrical series resonant circuit.
  • the resonance capacity in at least one operating state, in particular via a switching element, in series with the
  • Induction heating unit connected and is particularly advantageous to be charged via the induction heating unit by at least one Walkerfrequenzü, especially when the induction heating unit is set by the switching arrangement to a higher electrical potential.
  • the resonance capacity is arranged in particular on a side of the induction heating unit facing away from the frequency unit in the direction of a line path.
  • an induction heating unit is operated in a full bridge circuit. In a full bridge circuit is the
  • Induction heating unit together with one, preferably in series with
  • Induction heating unit switched, resonant capacity between two of
  • Heating frequency units formed voltage dividers arranged in the bridge branch.
  • an induction heating unit is operated in a half-bridge circuit.
  • the induction heating unit is between a voltage divider formed by the heating frequency unit and one of two
  • Resonance capacitances formed, voltage divider arranged in the bridge branch Resonance capacitances formed, voltage divider arranged in the bridge branch.
  • a "common contact" of the induction heating units is to be understood in particular as meaning a contact which is in each case directly connected to the induction heating units and whose connections to the heating frequency units differ from direct connections electrical component, to be understood. It can
  • control unit is provided, in an operating mode in which the heating frequency units are connected via the induction heating units and operated in mutually differing operating sections, starting points of at least two, in particular at least five, advantageously at least ten and
  • the induction heating device has at least one further induction heating unit and a switching arrangement which is provided by switching commands of the control unit, at least three, in particular at least six, advantageously at least ten, different combinations of at least one of the at least two Schufrequenzakuen and at least one of at least three
  • Switching arrangement on at least two switching elements, which are arranged in particular both between the first induction heating unit and the first Schufrequenzappel. Including that the switching elements "between" the heating frequency unit and the
  • AC power is supplied to the induction heating unit with the switching means in any order on a single contact, preferably a voltage tap, the heating frequency unit are arranged in series.
  • the first switching element with the Schufrequenzü with the first switching element, the second switching element and the second switching element, the induction heating directly connected.
  • control unit is at least provided to at least two of the induction heating units alternately, preferably periodically alternating, in particular with a period of up to 7 s, in particular a maximum of 5 s, preferably a maximum of 2 s, to supply one of the heating frequency units with high-frequency alternating current, in addition in particular, the switching states of the switching arrangement and / or the frequency of the heating frequency unit can be changed by the control unit.
  • a flexible, cost-reducing induction heating device can be provided.
  • the invention advantageously has at least one sensor which, at least in an operating mode in which the first induction heating unit is connected directly to the first high frequency generator and the second induction heating unit is directly connected to the second heating frequency unit, is connected via the at least two induction heating units , it is intended, at least one
  • Performance characteristic of the first induction heating unit in an operating section of second induction heating unit should be understood to mean, in particular, an electrical parameter, preferably a magnitude of an electrical current, an electrical voltage and / or the electrical power
  • an electrical parameter preferably a magnitude of an electrical current, an electrical voltage and / or the electrical power
  • estimating a quantity, it should be understood, in particular, that a determined value of the size deviates at most 30%, in particular at most 20%, advantageously at most 10% and preferably at most 5% from an exact value of the variable , In particular, it is possible to achieve a reduction of flicker, ie voltage fluctuations in the mains voltage caused by power fluctuations.
  • control unit in an operating mode in which the heating frequency units are connected via the induction heating units and in which at least one average power is required for both the first and the second induction heating units, the heating-frequency units in one mode
  • An average power should in particular be understood to mean a power of more than 800 W, preferably more than 1000 W and in particular more than 1200 W.
  • a sum of the average powers is greater than 1500 W, advantageously greater than 1800 W and preferably greater than 2000 W.
  • a threshold of the requested powers for a change to the phase-delayed control mode is dependent on heating means heated by the first and second induction heating units , especially
  • a mode can be understood in which the heating frequency units operate at the same set frequency and a power output via the induction heating units in particular from the set frequency, a
  • Phase shift of the switching times of Bankfrequenzüen against each other and / or a duty cycle of the generated high-frequency alternating currents is dependent. In particular, increased flexibility can be achieved.
  • Fig. 1 shows an induction hob in a schematic representation of
  • FIG. 2 shows an induction heating device according to the invention in one
  • Fig. 3 is a schematic representation of an exemplary, temporal
  • FIG. 1 shows a domestic appliance 10 designed as an induction hob, with a domestic appliance 10
  • Induction hob device formed induction heater 12 with four induction heating units 20, 22, 24, 26, each formed as an inductor
  • the induction heating units 20, 22, 24, 26 are disposed below a cooktop panel 14. Furthermore, the induction heating device 12 has one operated by a single phase 16 of a three-phase house connection
  • Power module 18 which is intended to supply the induction heating units 20, 22, 24, 26 with high-frequency alternating current with a frequency between 20 kHz and 100 kHz.
  • the power module 18 has two heating frequency units 30, 32, which are intended to be operated via the single phase 16 and to supply the induction heating units 20, 22, 24, 26 (FIG. 2).
  • Heating power and a cooking utensil which is arranged in a cooking zone on the hob plate 14 on the induction heating unit 20, 22, 24, 26, and is characterized by a
  • Control unit 34 of the induction heating 12 determines.
  • the control unit 34 has an arithmetic unit, a memory unit and an operating program stored in the memory unit, which is intended to be executed by the arithmetic unit.
  • FIG. 2 shows a circuit for the induction heating device 12.
  • a mains voltage applied to a phase 16 between 220 V and 230 V with a mains frequency between 49 Hz and 51 Hz is rectified in a rectifier 36 and partially stored in a buffer capacity 38.
  • the poles of the buffer capacitor 38 form two external contacts 40, 42 between which a pulsating DC voltage is applied.
  • the Schufrequenzüen 30, 32 are disposed between the outer contacts 40, 42 and convert the
  • Switching elements 44, 46 each with a parallel-connected damping capacitor 48, 50, on.
  • the switching elements 44, 46 are each formed by an IGBT 52, 54 (insulated gate bipolar transistor) and a parallel connected diode 56, 58.
  • IGBT 52, 54 insulated gate bipolar transistor
  • Voltage tap 60, 62 is arranged in each case at a common contact of the two IGBTs 52, 54.
  • the control unit 34 causes by alternating, high-frequency control of the two IGBTs 52, 54 at the voltage tap 60 a high-frequency alternating voltage with pulsating amplitude, the at connection of a
  • Induction heating unit 20, 22, 24, 26 followed by a high-frequency alternating current.
  • Voltage taps 60, 62 of the heating frequency units 30, 32 are provided with a
  • Switching arrangement 64 is connected, the six relay elements formed from switching elements 66, 68, 70, 72, 74, 76, which are designed as a single-pole changeover switch, and is provided by switching commands of the control unit 34 to 16 different
  • the switching elements 66, 68, 70, 72, 74, 76 designed as single-pole changeover switches have three contacts and two switching states. In a first switching state, the first contact is directly connected to the second contact and in a second switching state, the first and the third contact are directly connected (in the illustration, the first
  • the switching elements 66, 68, 70, 72, 74, 76 are arranged in a cascaded circuit.
  • a first contact of the switching element 66 is connected directly to the voltage tap 60 of the heating frequency unit 30.
  • a second and a third contact of the switching element 66 is in each case directly connected to a first contact of the two switching elements 68, 70.
  • Induction heating units 20, 22, 24, 26 are each directly connected to one of the second or third contacts of the switching elements 68, 70. At the voltage tap 62 of the second heating frequency unit 32, a similar arrangement is connected to the switching elements 72, 74, 76. Each of the induction heating units 20, 22, 24, 26 can be so by suitable switching states of the switching elements 66, 68, 70, 72, 74, 76 individually with each of the heating frequency units 30, 32 are directly connected. Furthermore, any two of the induction heating units 20, 22, 24, 26 may be directly connected to different induction heating units 30, 32 simultaneously. Likewise for each of the
  • Induction heating units 20, 22, 24, 26 a boost operation in which a single
  • the induction heating units 20, 22, 24, 26 are each operated in a half-bridge circuit.
  • the induction heating units 20, 22, 24, 26 each have a common contact 78, 79, each directly with a
  • Resonance unit 80, 81 which are formed by two resonance capacitances 82, 84 and 83, 85, each consisting of individual capacitors.
  • Resonant capacitances 82, 84 and 83, 85 are each connected in series and one of the resonant capacitances 82, 83 is directly connected to one of the external contacts 40 and the other of the resonant capacitors 84, 85 is connected directly to the other external contact 42. Both of the resonance capacitances 84, 82 and 83, 85 are each directly connected to the two induction heating units 20, 22 and 24, 26, respectively.
  • the induction heating device 12 thus has a control unit 34, a first and a second induction heating unit 20, 22 and a first and a second heating frequency unit 30, 32, which in a
  • Heating frequency unit 30 is connected and the second induction heating unit 22 is connected directly to the second heating frequency unit 32 through which two induction heating units 20, 22 are connected. Furthermore, it is possible for the heating frequency units 30, 32 to be connected via the third and the fourth induction heating units 24, 26. Furthermore, the induction heating device 12 designed as a current transformer ammeters with analog-to-digital converter, which as sensors 86, 88 for a determination of the above
  • Voltage tap 60, 62 of the heating frequency units 30, 32 flowing current are provided.
  • the ammeters are each directly connected to the voltage tap 60, 62 of one of the heating frequency units 30, 32 and the first contact of the switching elements 66, 72 of the switching arrangement 64 and thus arranged between an induction heating unit 20, 22, 24, 26 and a heating frequency unit 30, 32.
  • the control unit 34 is provided to distinguish the heating frequency units 30, 32 in an operating mode in which the heating frequency units 30, 32 are connected via the induction heating units 20, 22 and 24, 26, respectively, differing from each other
  • Operating sections 90, 91 to operate. 3 shows a schematic, exemplary course of the electrical power ⁇ - ⁇ , P 2 , in such a Operating state in the first and the second induction heating unit 20, 22 are implemented, and a sum P S UM of these services ⁇ - ⁇ , P 2 as a function of time t.
  • the switching elements 66, 68, 72, 74 permanently maintain their switching state in this operating mode, so that the first induction heating unit 20 is continuously directly connected directly to the first heating frequency unit 30 and the second induction heating unit 22 is continuously directly connected to the second heating frequency unit 32.
  • the control unit 34 is provided, in the operating mode in which the heating frequency units 30, 32 via the
  • Indutationsweiseren 20, 22 are connected and operated in mutually differing operating sections 90, 92 and 91, 93, starting points of
  • Performance curve repeats periodically with a period t M ux of 2 s.
  • a first operating section 91 of the induction heating unit 20 follows, in which this by the first
  • Heating frequency unit 30 is supplied with high-frequency alternating current.
  • the other heating frequency unit 32 is inactive in this operating state, ie does not generate a high-frequency alternating current. Characterized in that during the first operating portion 91, the second heating frequency unit 32 with the first heating frequency unit 30 via the
  • Induction heating units 20, 22 is connected, part of the high-frequency flows
  • Damping capacities of the second heating frequency unit 32 and thus generates a power output via the second induction heating unit 22.
  • the ammeter which is arranged between the second heating frequency unit 32 and the second induction heating unit 22 as a sensor 88, is provided to an electric current and thus a performance characteristic of the second Induction heating unit 22 in the first
  • Voltage measuring device 98 which measures the voltage between the external contacts 40, 42, the electrical power is determined, which is implemented in the second induction heating unit 22. This is between 0 W and 100 W depending on the power of the first induction heating unit 20 and increases with decreasing frequency of the heating frequency unit 30.
  • the first operating section 91 may correspond to the selected power of Induction heating unit 20 and the sum of the powers selected for the induction heating units 20, 22 any duration t ! between 0 and t M ux, ie 2 s, which in particular corresponds to a multiple of half the period of the network frequency.
  • the second induction heating unit 22 is supplied with high-frequency alternating current by the second heating-frequency unit 32.
  • the other heating frequency unit 30 is inactive in this operating state, ie does not generate a high-frequency alternating current.
  • Heating frequency unit 32 and thus generates a power output over the first
  • the ammeter which is arranged as a sensor 88 between the first heating frequency unit 30 and the first induction heating unit 20, is provided to provide an electric current and thus a performance characteristic of the first induction heating unit 20 in the second operating portion of the second
  • the voltage measuring device 98 which measures the voltage between the external contacts 40, 42, again determines the electrical power that is present in the first induction heating unit 20 during the first induction heating unit 20
  • Operating state 92 of the second induction heating unit 22 is implemented. This is between 0 and 100 W depending on the power of the second induction heating unit 22 and increases with decreasing frequency of the heating frequency unit 32.
  • the second operating section 92 has a duration t 2 , the t M ux, ie 2 s, minus the duration of the first
  • the second operating section 92 is again followed by an operating section 93, in which the induction heating unit 20 of the heating frequency unit 30 with high-frequency
  • the starting point of the operating portion 93 is spaced with t M ux, ie 300 ms to the start point of the operating portion 91st
  • the control unit 34 is provided for feeding back to the power grid
  • control unit 34 is provided in an operating mode in which the heating frequency units 30, 32 are connected via the induction heating units 20, 22 and in which a power is required for both the first and the second induction heating units 20, 22 which is larger as 1000 W or by a sum of the requested powers is greater than 2000 W, the Schufrequenzüen 20, 22 operate simultaneously in a phase-delayed drive mode.
  • Indutationsweiseren 20, 22, 24, 26 and the resonance units 80, 81 are arranged switching elements or in which operating modes are permitted in which a sum of the lengths of the operating sections 90, 91, 92, 93 is shorter than the period T m ux, with the the starting points of the operating sections 91, 93 and 90, 92 are spaced apart.

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Induction Heating (AREA)
  • Induction Heating Cooking Devices (AREA)

Abstract

L'invention concerne un dispositif de chauffage par induction, notamment un dispositif de plan de cuisson à induction, comprenant au moins une unité de commande (34), au moins une première et une deuxième unité de chauffage par induction (20, 22, 24, 26) et au moins une première et une deuxième unité de génération de fréquence de chauffage (30, 32) qui, dans au moins un premier mode de fonctionnement dans lequel la première unité de chauffage par induction (20, 22, 24, 26) est directement raccordée à la première unité de génération de fréquence de chauffage (30, 32) et la deuxième unité de chauffage par induction (20, 22, 24, 26) est directement raccordée à la deuxième unité de génération de fréquence de chauffage (30, 32), sont raccordées par l'intermédiaire desdites au moins deux unités de chauffage par induction (20, 22, 14, 26). L'objectif de l'invention est d'accroître la flexibilité du dispositif de chauffage. À cet effet, l'unité de commande (34) est conçue pour faire fonctionner les unités de génération de fréquence de chauffage (30, 32) dans un mode de fonctionnement, dans lequel ces dernières sont raccordées par l'intermédiaire des unités de chauffage par induction (20, 22, 24, 26), dans des tranches de fonctionnement distinctes (90, 91, 92, 93).
EP12713357.7A 2011-03-30 2012-03-19 Dispositif de chauffage par induction Active EP2692202B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES201130485 2011-03-30
PCT/IB2012/051302 WO2012131526A1 (fr) 2011-03-30 2012-03-19 Dispositif de chauffage par induction

Publications (2)

Publication Number Publication Date
EP2692202A1 true EP2692202A1 (fr) 2014-02-05
EP2692202B1 EP2692202B1 (fr) 2017-01-04

Family

ID=45937488

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12713357.7A Active EP2692202B1 (fr) 2011-03-30 2012-03-19 Dispositif de chauffage par induction

Country Status (5)

Country Link
EP (1) EP2692202B1 (fr)
CN (1) CN103548416B (fr)
ES (1) ES2615930T3 (fr)
RU (1) RU2567853C2 (fr)
WO (1) WO2012131526A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2673130B1 (es) * 2016-12-19 2019-03-28 Bsh Electrodomesticos Espana Sa Dispositivo de aparato domestico de coccion por induccion con una matriz de elementos de calentamiento
ES2673132B1 (es) * 2016-12-19 2019-03-28 Bsh Electrodomesticos Espana Sa Dispositivo de aparato de cocción por inducción.
ES2764740A1 (es) * 2018-12-04 2020-06-04 Bsh Electrodomesticos Espana Sa Dispositivo de aparato de cocción
US20230021586A1 (en) * 2020-01-07 2023-01-26 Ghsp, Inc. Inductive cooktop display

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2839605B1 (fr) * 2002-05-07 2004-09-10 Elka Module de cuisson electrique a induction et procede de commande du module
ES2300168B1 (es) * 2005-10-27 2009-05-08 Bsh Electrodomesticos España, S.A. Encimera de cocina y procedimiento para el funcionamiento de una encimera de cocina.
ES2330496B1 (es) * 2007-10-31 2010-09-08 Bsh Electrodomesticos España, S.A. Dispositivo de coccion.
DE102008042512A1 (de) * 2008-09-30 2010-04-01 BSH Bosch und Siemens Hausgeräte GmbH Kochfeld und Verfahren zum Betreiben eines Kochfelds
JP5317633B2 (ja) * 2008-11-11 2013-10-16 キヤノン株式会社 定着装置
CN102171919B (zh) * 2009-08-04 2013-11-13 松下电器产业株式会社 电力变换装置及感应加热装置
ES2384919B1 (es) * 2009-12-28 2013-05-20 Bsh Electrodomésticos España, S.A. Dispositivo de aparato de cocción.
RU107012U1 (ru) * 2011-03-17 2011-07-27 Общество с ограниченной ответственностью "АгроИнновация" Система индукционной обработки жидких пищевых продуктов

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2012131526A1 *

Also Published As

Publication number Publication date
RU2013144044A (ru) 2015-05-10
ES2615930T3 (es) 2017-06-08
CN103548416A (zh) 2014-01-29
CN103548416B (zh) 2016-09-07
EP2692202B1 (fr) 2017-01-04
RU2567853C2 (ru) 2015-11-10
WO2012131526A1 (fr) 2012-10-04

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