CA2870229C - Procede de realisation d'un renfort metallique avec insert pour la protection d'un bord d'attaque en materiau composite - Google Patents
Procede de realisation d'un renfort metallique avec insert pour la protection d'un bord d'attaque en materiau composite Download PDFInfo
- Publication number
- CA2870229C CA2870229C CA2870229A CA2870229A CA2870229C CA 2870229 C CA2870229 C CA 2870229C CA 2870229 A CA2870229 A CA 2870229A CA 2870229 A CA2870229 A CA 2870229A CA 2870229 C CA2870229 C CA 2870229C
- Authority
- CA
- Canada
- Prior art keywords
- reinforcement
- insert
- alloy
- sheets
- titanium
- 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.)
- Active
Links
- 230000002787 reinforcement Effects 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 title claims abstract description 29
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 22
- 239000002184 metal Substances 0.000 title claims abstract description 22
- 239000002131 composite material Substances 0.000 title claims abstract description 13
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 27
- 239000000956 alloy Substances 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 238000003466 welding Methods 0.000 claims abstract description 16
- 238000003754 machining Methods 0.000 claims abstract description 9
- 238000005520 cutting process Methods 0.000 claims abstract description 3
- 238000007493 shaping process Methods 0.000 claims abstract description 3
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 19
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 15
- 239000010936 titanium Substances 0.000 claims description 15
- 229910052719 titanium Inorganic materials 0.000 claims description 15
- 238000009792 diffusion process Methods 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229910010038 TiAl Inorganic materials 0.000 claims description 3
- UQZIWOQVLUASCR-UHFFFAOYSA-N alumane;titanium Chemical compound [AlH3].[Ti] UQZIWOQVLUASCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000001995 intermetallic alloy Substances 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 229910001257 Nb alloy Inorganic materials 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- -1 titanium-aluminum-niobium Chemical compound 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 abstract description 5
- 238000001513 hot isostatic pressing Methods 0.000 abstract description 2
- 238000007596 consolidation process Methods 0.000 abstract 1
- 230000003628 erosive effect Effects 0.000 description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 238000005242 forging Methods 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/78—Making other particular articles propeller blades; turbine blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/005—Repairing methods or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/02—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a press ; Diffusion bonding
- B23K20/021—Isostatic pressure welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/04—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass turbine or like blades from several pieces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
- F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/02—Selection of particular materials
- F04D29/023—Selection of particular materials especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
- F04D29/324—Blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/001—Turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/20—Manufacture essentially without removing material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05D2240/303—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the leading edge of a rotor blade
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2300/00—Materials; Properties thereof
- F05D2300/10—Metals, alloys or intermetallic compounds
- F05D2300/17—Alloys
- F05D2300/174—Titanium alloys, e.g. TiAl
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2300/00—Materials; Properties thereof
- F05D2300/50—Intrinsic material properties or characteristics
- F05D2300/506—Hardness
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49229—Prime mover or fluid pump making
- Y10T29/49231—I.C. [internal combustion] engine making
- Y10T29/49234—Rotary or radial engine making
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Architecture (AREA)
- Composite Materials (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
- Welding Or Cutting Using Electron Beams (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1253595 | 2012-04-19 | ||
| FR1253595A FR2989607B1 (fr) | 2012-04-19 | 2012-04-19 | Procede de realisation d'un renfort metallique avec insert pour la protection d'un bord d'attaque en materiau composite |
| PCT/FR2013/050785 WO2013156711A1 (fr) | 2012-04-19 | 2013-04-11 | Procédé de réalisation d'un renfort métallique avec insert pour la protection d'un bord d'attaque en matériau composite |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2870229A1 CA2870229A1 (fr) | 2013-10-24 |
| CA2870229C true CA2870229C (fr) | 2020-08-25 |
Family
ID=48289462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2870229A Active CA2870229C (fr) | 2012-04-19 | 2013-04-11 | Procede de realisation d'un renfort metallique avec insert pour la protection d'un bord d'attaque en materiau composite |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US9963971B2 (enExample) |
| EP (1) | EP2838692B1 (enExample) |
| JP (1) | JP6298808B2 (enExample) |
| CN (1) | CN104220212A (enExample) |
| BR (1) | BR112014025383B1 (enExample) |
| CA (1) | CA2870229C (enExample) |
| FR (1) | FR2989607B1 (enExample) |
| RU (1) | RU2643750C2 (enExample) |
| WO (1) | WO2013156711A1 (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2970668B1 (fr) * | 2011-01-24 | 2013-01-18 | Snecma | Procede de realisation d'un renfort metallique |
| US9969654B2 (en) * | 2014-01-24 | 2018-05-15 | United Technologies Corporation | Method of bonding a metallic component to a non-metallic component using a compliant material |
| FR3026033B1 (fr) * | 2014-09-19 | 2017-03-24 | Snecma | Procede de fabrication de bouclier de bord d'attaque |
| DE102016108527B4 (de) * | 2016-05-09 | 2018-01-04 | LEISTRITZ Turbinentechnik GmbH | Verfahren zur Herstellung einer Kantenabdeckung für ein Schaufelbauteil eines Flugtriebwerks oder einer Gasturbine sowie Kantenabdeckung für ein Schaufelbauteil |
| CN106181250B (zh) * | 2016-08-05 | 2018-07-03 | 航天材料及工艺研究所 | 异种复合构件热等静压扩散连接制备方法 |
| JP6735299B2 (ja) * | 2018-03-09 | 2020-08-05 | 三菱重工業株式会社 | 複合材翼、前縁金属カバー形成ユニット、複合材翼の製造方法 |
| FR3084400B1 (fr) * | 2018-07-24 | 2021-05-07 | Safran Aircraft Engines | Aube de turbomachine comportant un renfort structurel a adherence renforcee |
| US11454121B2 (en) | 2018-09-28 | 2022-09-27 | General Electric Company | Airfoil with leading edge guard |
| US11156100B2 (en) | 2018-12-04 | 2021-10-26 | Raytheon Technologies Corporation | Composite fan blade |
| US11286782B2 (en) | 2018-12-07 | 2022-03-29 | General Electric Company | Multi-material leading edge protector |
| FR3092267B1 (fr) * | 2019-02-04 | 2021-04-09 | Safran Aircraft Engines | Procédé de désolidarisation d'une première pièce mécanique d'une deuxième pièce mécanique |
| FR3094253B1 (fr) | 2019-03-29 | 2023-06-16 | Safran Aircraft Engines | Procede de collage d’une piece metallique sur un element en materiau composite d’une turbomachine d’aeronef |
| CN110439627B (zh) * | 2019-08-30 | 2022-02-11 | 中国航发动力股份有限公司 | 一种叶片的气膜孔及尾劈缝孔防护方法 |
| US11725524B2 (en) | 2021-03-26 | 2023-08-15 | General Electric Company | Engine airfoil metal edge |
| FR3124217B1 (fr) * | 2021-06-21 | 2023-06-30 | Safran Aircraft Engines | Procede de fabrication d’une aube composite de turbomachine avec controle du poids moment |
| US11988103B2 (en) | 2021-10-27 | 2024-05-21 | General Electric Company | Airfoils for a fan section of a turbine engine |
| US11655828B2 (en) | 2021-10-27 | 2023-05-23 | General Electric Company | Anti-icing systems and airfoils for a fan section of a turbine engine |
| US11767607B1 (en) | 2022-07-13 | 2023-09-26 | General Electric Company | Method of depositing a metal layer on a component |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4010530A (en) | 1975-07-24 | 1977-03-08 | United Technologies Corporation | Method for making blade protective sheaths |
| US4738594A (en) * | 1986-02-05 | 1988-04-19 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Blades for axial fans |
| SU1483049A1 (ru) * | 1987-09-17 | 1989-05-30 | Ленинградский Политехнический Институт Им.М.И.Калинина | Рабоча лопатка влажно-паровой турбины |
| EP0574290B1 (fr) * | 1992-06-05 | 1996-04-17 | Gec Alsthom Electromecanique Sa | Procédé de pose d'un insert servant de revêtement protecteur sur une pièce en acier martensitique ou en alliage de titane |
| RU2118462C1 (ru) * | 1995-07-20 | 1998-08-27 | Акционерное общество "К.Т.С." | Рабочая лопатка турбомашины |
| US6127044A (en) | 1995-09-13 | 2000-10-03 | Kabushiki Kaisha Toshiba | Method for producing titanium alloy turbine blades and titanium alloy turbine blades |
| DE10305912B4 (de) | 2003-02-13 | 2014-01-30 | Alstom Technology Ltd. | Hybrid- Schaufel für thermische Turbomaschinen |
| FR2867096B1 (fr) * | 2004-03-08 | 2007-04-20 | Snecma Moteurs | Procede de fabrication d'un bord d'attaque ou de fuite de renforcement pour une aube de soufflante |
| US7575418B2 (en) | 2004-09-30 | 2009-08-18 | General Electric Company | Erosion and wear resistant protective structures for turbine components |
| US8454318B2 (en) * | 2006-12-15 | 2013-06-04 | Bladena Aps | Reinforced aerodynamic profile |
| US7866605B2 (en) * | 2007-04-24 | 2011-01-11 | The Boeing Company | Energy absorbing impact band and method |
| EP2392422B1 (en) | 2009-01-22 | 2013-08-21 | IHI Corporation | Method of manufacturing member for reinforcing front edge of fan blade |
| GB0913061D0 (en) * | 2009-07-28 | 2009-09-02 | Rolls Royce Plc | A method of manufacturing a reinforcing edge for a turbo machine aerofoil |
| FR2956602B1 (fr) * | 2010-02-25 | 2012-05-25 | Snecma | Procede de realisation d'un renfort metallique d'aube de turbomachine |
| FR2957545B1 (fr) * | 2010-03-19 | 2012-07-27 | Snecma | Procede de realisation d'un insert metallique pour la protection d'un bord d'attaque en materiau composite |
| FR2965202B1 (fr) * | 2010-09-28 | 2012-10-12 | Snecma | Procede de fabrication d'une piece et piece massive composite obtenue par ce procede |
-
2012
- 2012-04-19 FR FR1253595A patent/FR2989607B1/fr active Active
-
2013
- 2013-04-11 EP EP13720474.9A patent/EP2838692B1/fr active Active
- 2013-04-11 CA CA2870229A patent/CA2870229C/fr active Active
- 2013-04-11 RU RU2014141065A patent/RU2643750C2/ru active
- 2013-04-11 WO PCT/FR2013/050785 patent/WO2013156711A1/fr not_active Ceased
- 2013-04-11 JP JP2015506282A patent/JP6298808B2/ja active Active
- 2013-04-11 BR BR112014025383-8A patent/BR112014025383B1/pt active IP Right Grant
- 2013-04-11 CN CN201380019674.XA patent/CN104220212A/zh active Pending
- 2013-04-11 US US14/394,366 patent/US9963971B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2989607A1 (fr) | 2013-10-25 |
| CN104220212A (zh) | 2014-12-17 |
| WO2013156711A1 (fr) | 2013-10-24 |
| BR112014025383A2 (pt) | 2017-06-20 |
| RU2643750C2 (ru) | 2018-02-05 |
| RU2014141065A (ru) | 2016-06-10 |
| JP6298808B2 (ja) | 2018-03-20 |
| JP2015520033A (ja) | 2015-07-16 |
| FR2989607B1 (fr) | 2014-05-09 |
| CA2870229A1 (fr) | 2013-10-24 |
| US9963971B2 (en) | 2018-05-08 |
| BR112014025383B1 (pt) | 2021-11-23 |
| EP2838692B1 (fr) | 2019-07-03 |
| EP2838692A1 (fr) | 2015-02-25 |
| US20150104323A1 (en) | 2015-04-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20180406 |