BR112013021821A2 - reforço à base de fibras e resina para elemento em material compósito e pá de turbina eólica - Google Patents

reforço à base de fibras e resina para elemento em material compósito e pá de turbina eólica

Info

Publication number
BR112013021821A2
BR112013021821A2 BR112013021821A BR112013021821A BR112013021821A2 BR 112013021821 A2 BR112013021821 A2 BR 112013021821A2 BR 112013021821 A BR112013021821 A BR 112013021821A BR 112013021821 A BR112013021821 A BR 112013021821A BR 112013021821 A2 BR112013021821 A2 BR 112013021821A2
Authority
BR
Brazil
Prior art keywords
fiber
wind turbine
composite material
turbine blade
material element
Prior art date
Application number
BR112013021821A
Other languages
English (en)
Other versions
BR112013021821B1 (pt
Inventor
Denis Ferrer
José Portoles
Stéphane Lull
Original Assignee
Epsilon Composite
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=45808386&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR112013021821(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Epsilon Composite filed Critical Epsilon Composite
Publication of BR112013021821A2 publication Critical patent/BR112013021821A2/pt
Publication of BR112013021821B1 publication Critical patent/BR112013021821B1/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
    • B29C70/86—Incorporated in coherent impregnated reinforcing layers, e.g. by winding
    • B29C70/865—Incorporated in coherent impregnated reinforcing layers, e.g. by winding completely encapsulated
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
    • B29C70/302—Details of the edges of fibre composites, e.g. edge finishing or means to avoid delamination
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
    • B29C70/545—Perforating, cutting or machining during or after moulding
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06—Rotors
    • F03D1/065—Rotors characterised by their construction elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06—Rotors
    • F03D1/065—Rotors characterised by their construction elements
    • F03D1/0675—Rotors characterised by their construction elements of the blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/08—Blades for rotors, stators, fans, turbines or the like, e.g. screw propellers
    • B29L2031/082—Blades, e.g. for helicopters
    • B29L2031/085—Wind turbine blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2280/00—Materials; Properties thereof
    • F05B2280/60—Properties or characteristics given to material by treatment or manufacturing
    • F05B2280/6003—Composites; e.g. fibre-reinforced
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Sustainable Energy (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Wind Motors (AREA)
  • Moulding By Coating Moulds (AREA)
  • Woven Fabrics (AREA)

Abstract

resumo "reforço à base de fibras e resina para elemento em material compósito e pá de turbina eólica" o objeto da invenção é um reforço (26) à base de fibras e resina para elemento em material compósito, especialmente uma pá de turbina eólica, caracterizado pelo fato de o citado reforço (26) ser obtido por sobreposição de pelo menos duas peças (30) obtidas por pultrusão. 1
BR112013021821-5A 2011-03-11 2012-03-09 Reforço à base de fibras e resina para elemento em material compósito e pá de turbina eólica BR112013021821B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1152013 2011-03-11
FR1152013A FR2972503B1 (fr) 2011-03-11 2011-03-11 Renfort mecanique pour piece en materiau composite, notamment pour une pale d'eolienne de grandes dimensions
PCT/FR2012/050497 WO2012123667A2 (fr) 2011-03-11 2012-03-09 Renfort mecanique pour piece en materiau composite, notamment pour une pale d'eolienne de grandes dimensions

Publications (2)

Publication Number Publication Date
BR112013021821A2 true BR112013021821A2 (pt) 2016-10-25
BR112013021821B1 BR112013021821B1 (pt) 2020-06-02

Family

ID=45808386

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013021821-5A BR112013021821B1 (pt) 2011-03-11 2012-03-09 Reforço à base de fibras e resina para elemento em material compósito e pá de turbina eólica

Country Status (11)

Country Link
US (2) US10544688B2 (pt)
EP (1) EP2497945B1 (pt)
JP (1) JP6195112B2 (pt)
BR (1) BR112013021821B1 (pt)
DK (1) DK2497945T3 (pt)
ES (1) ES2600523T3 (pt)
FR (1) FR2972503B1 (pt)
HU (1) HUE030585T2 (pt)
PL (1) PL2497945T3 (pt)
PT (1) PT2497945T (pt)
WO (1) WO2012123667A2 (pt)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10137542B2 (en) 2010-01-14 2018-11-27 Senvion Gmbh Wind turbine rotor blade components and machine for making same
BR112012017122B1 (pt) 2010-01-14 2021-09-28 Senvion Gmbh Feixe compósito para uma pá de turbina eólica
FR2972503B1 (fr) 2011-03-11 2013-04-12 Epsilon Composite Renfort mecanique pour piece en materiau composite, notamment pour une pale d'eolienne de grandes dimensions
GB2497578B (en) 2011-12-16 2015-01-14 Vestas Wind Sys As Wind turbine blades
GB201320166D0 (en) * 2013-11-15 2014-01-01 Vestas Wind Sys As Wind turbine components
US20160160837A1 (en) * 2014-12-04 2016-06-09 General Electric Company Pultruded rotor blade components having interlocking edges
US10337490B2 (en) 2015-06-29 2019-07-02 General Electric Company Structural component for a modular rotor blade
US9897065B2 (en) 2015-06-29 2018-02-20 General Electric Company Modular wind turbine rotor blades and methods of assembling same
US10077758B2 (en) 2015-06-30 2018-09-18 General Electric Company Corrugated pre-cured laminate plates for use within wind turbine rotor blades
US10072632B2 (en) * 2015-06-30 2018-09-11 General Electric Company Spar cap for a wind turbine rotor blade formed from pre-cured laminate plates of varying thicknesses
US9951750B2 (en) 2015-07-30 2018-04-24 General Electric Company Rotor blade with interior shelf for a flat plate spar cap
US10422315B2 (en) 2015-09-01 2019-09-24 General Electric Company Pultruded components for a shear web of a wind turbine rotor blade
US10584678B2 (en) 2015-09-01 2020-03-10 General Electric Company Shear web for a wind turbine rotor blade
EP3327281A4 (en) * 2015-09-03 2019-05-15 Sekisui Plastics Co., Ltd. Windradflügel
US10669984B2 (en) 2015-09-22 2020-06-02 General Electric Company Method for manufacturing blade components using pre-cured laminate materials
US10107257B2 (en) 2015-09-23 2018-10-23 General Electric Company Wind turbine rotor blade components formed from pultruded hybrid-resin fiber-reinforced composites
US10113532B2 (en) 2015-10-23 2018-10-30 General Electric Company Pre-cured composites for rotor blade components
US10422316B2 (en) 2016-08-30 2019-09-24 General Electric Company Pre-cured rotor blade components having areas of variable stiffness
DK3330529T3 (da) 2016-12-05 2020-10-26 Nordex Energy Gmbh Spar cap-enhed til et vindenergianlæg-rotorblad
DK3330528T3 (da) 2016-12-05 2020-10-26 Nordex Energy Gmbh Bæltemodul til et vindenergianlæg-rotorblad
FR3059935B1 (fr) 2016-12-13 2020-05-29 Epsilon Composite Profile avec une bande d'arrachage
US10527023B2 (en) 2017-02-09 2020-01-07 General Electric Company Methods for manufacturing spar caps for wind turbine rotor blades
US10738759B2 (en) 2017-02-09 2020-08-11 General Electric Company Methods for manufacturing spar caps for wind turbine rotor blades
IT201700028872A1 (it) * 2017-03-15 2018-09-15 Agripak S R L Procedimento ed apparecchiatura per la lavorazione di un foglio di materiale termoplastico con profilo cavo
US10677216B2 (en) 2017-10-24 2020-06-09 General Electric Company Wind turbine rotor blade components formed using pultruded rods
EP3501809A1 (en) * 2017-12-22 2019-06-26 Siemens Gamesa Renewable Energy A/S Pultruded fibrous composite strips having non-planar profiles cross-section for wind turbine blade spar caps
US11738530B2 (en) 2018-03-22 2023-08-29 General Electric Company Methods for manufacturing wind turbine rotor blade components
DK3550138T3 (da) * 2018-04-05 2020-08-10 Siemens Gamesa Renewable Energy As Pultruderet fiberkompositstrimmel med serieformede tilspidsede ender til vindmøllerotorvinge-spar caps
ES2876420T3 (es) 2018-04-05 2021-11-12 Siemens Gamesa Renewable Energy As Tira compuesta fibrosa pultruida con extremos ahusados en ancho y grosor para tapas de larguero de turbinas eólicas
DE102018006085A1 (de) * 2018-08-02 2020-02-06 Senvion Gmbh Verjüngter Pultrudatgurt und ein Verfahren zu seiner Herstellung
DE102018009332A1 (de) * 2018-11-28 2020-05-28 Senvion Gmbh Rotorblatt mit Gurten mit verformbaren Pultrudaten
EP3757383A1 (en) * 2019-06-26 2020-12-30 Siemens Gamesa Renewable Energy Innovation & Technology, S.L. Electrical connection system for a wind turbine blade, wind turbine and related method
CN112848404B (zh) * 2021-02-07 2023-03-17 江阴市科诚技术有限公司 一种风电叶片主梁用拉挤板材后处理生产线脱膜布方法
CN113339209B (zh) * 2021-06-02 2023-07-25 株洲时代新材料科技股份有限公司 一种风电叶片防雷系统及风电叶片
FR3140573A1 (fr) 2022-10-05 2024-04-12 Arkema France Semelle de longeron et procédé de production correspondant

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE552288A (pt) 1953-10-20
JP3529009B2 (ja) 1996-10-14 2004-05-24 新日本石油株式会社 炭素繊維強化複合材
JP3641553B2 (ja) * 1998-06-16 2005-04-20 新日本石油株式会社 繊維強化複合材料成形体
JP3825346B2 (ja) * 2001-03-27 2006-09-27 三菱重工業株式会社 風力発電装置用複合材ブレード
DK1417409T4 (en) * 2001-07-19 2017-07-31 Vestas Wind Sys As Wind turbine blades
WO2006002621A1 (en) * 2004-06-30 2006-01-12 Vestas Wind Systems A/S Wind turbine blades made of two separate sections, and method of assembly
DK200401225A (da) 2004-08-13 2006-02-14 Lm Glasfiber As Metode til afskæring af laminatlag, eksempelvis et glasfiber- eller kulfiber-laminatlag i en vindmöllevinge
CN101137841B (zh) * 2005-02-03 2013-01-09 维斯塔斯风力系统有限公司 制造风轮机叶片壳体构件的方法
JP4676228B2 (ja) * 2005-03-30 2011-04-27 ゼファー株式会社 風車翼
DK1754589T3 (en) 2005-08-17 2016-01-04 Gen Electric Use of the continuous laminate, in particular suitable as a beam cover or other part of a vindmøllerotorvinge
JP2007092716A (ja) 2005-09-30 2007-04-12 Toray Ind Inc 翼構造体およびその製造方法
JP4957251B2 (ja) 2005-12-13 2012-06-20 東レ株式会社 炭素繊維、炭素繊維製造用ポリアクリロニトリル系前駆体繊維の製造方法、および、炭素繊維の製造方法
DK1990178T3 (da) 2007-05-07 2010-10-04 Siemens Ag Fremgangsmåde til at fremstille et rotorblad til en vindmølle
WO2009059304A2 (en) 2007-11-02 2009-05-07 Taiga Biotechnologies, Inc. Compounds for treating abnormal cellular proliferation
WO2009059604A1 (en) 2007-11-09 2009-05-14 Vestas Wind Systems A/S A structural mat for reinforcing a wind turbine blade structure, a wind turbine blade and a method for manufacturing a wind turbine blade
WO2009111468A1 (en) * 2008-03-03 2009-09-11 Abe Karem Wing and blade structure using pultruded composites
GB2451192B (en) * 2008-07-18 2011-03-09 Vestas Wind Sys As Wind turbine blade
JP5656861B2 (ja) * 2008-12-05 2015-01-21 モジュラー ウィンド エナジー インコーポレイテッド 効率が良い風力タービンブレード、風力タービンブレードの構造、ならびに、関連したシステム、および、製造、組み立て、および、使用の方法
US9073270B2 (en) 2009-01-21 2015-07-07 Vestas Wind Systems A/S Method of manufacturing a wind turbine blade by embedding a layer of pre-cured fibre reinforced resin
EP2283995B1 (en) 2009-08-13 2013-07-03 Siemens Aktiengesellschaft Method to manufacture at least a component of a blade of a wind-turbine
DE102009047570A1 (de) * 2009-12-07 2011-06-09 Repower Systems Ag Gurt eines Rotorblatts einer Windenergieanlage
US20110135485A1 (en) * 2009-12-30 2011-06-09 Jing Wang Spar for a wind turbine rotor blade and method for fabricating the same
DE102010002432A1 (de) * 2010-02-26 2011-09-01 Repower Systems Ag Rotorblatt für eine Windenergieanlage, Windenergieanlage und Verfahren zum Herstellen eines Rotorblatts
GB2482345A (en) 2010-07-30 2012-02-01 Vestas Wind Sys As Tapering an edge of a fibrous reinforcement sheet using a rotary tool
FR2972503B1 (fr) 2011-03-11 2013-04-12 Epsilon Composite Renfort mecanique pour piece en materiau composite, notamment pour une pale d'eolienne de grandes dimensions

Also Published As

Publication number Publication date
US20140003956A1 (en) 2014-01-02
JP6195112B2 (ja) 2017-09-13
JP2014510866A (ja) 2014-05-01
DK2497945T3 (en) 2016-11-28
HUE030585T2 (hu) 2017-06-28
ES2600523T3 (es) 2017-02-09
US10947855B2 (en) 2021-03-16
WO2012123667A3 (fr) 2012-12-13
PL2497945T3 (pl) 2017-01-31
EP2497945B1 (fr) 2016-08-10
US10544688B2 (en) 2020-01-28
WO2012123667A2 (fr) 2012-09-20
US20200217210A1 (en) 2020-07-09
PT2497945T (pt) 2016-11-21
EP2497945A1 (fr) 2012-09-12
FR2972503B1 (fr) 2013-04-12
BR112013021821B1 (pt) 2020-06-02
FR2972503A1 (fr) 2012-09-14

Similar Documents

Publication Publication Date Title
BR112013021821A2 (pt) reforço à base de fibras e resina para elemento em material compósito e pá de turbina eólica
BR112013018934A2 (pt) composição de resina epóxi para a produção de material compósito reforçado com fibras, pré-impregnado e material compósito reforçado com fibras
BR112012033497A2 (pt) painel compreendendo uma camada de compósito polimérico e uma camada de reforço
BR112016013450A2 (pt) Material compósito curável, e, métodos para fabricar um material compósito curável e para fabricar uma estrutura compósita
BRPI0905387A2 (pt) Composição curável, resina termofixa enrijecida, compósito, processo para formar uma composição curável e processo para formar uma resina termofixa
BR112013032369A2 (pt) composição de resina, método para melhorar a adesão da referida composição de resina e uso de pelo menos um promotor de adesão
BR112013009345A2 (pt) Composição de resina epóxi, prepreg, material compósito reforçado com fibra e método de fabricação.
BR112016026677A2 (pt) rede e rolo de tabaco reconstituído reforçado e método para fabricação dos mesmos
FR2989977B1 (fr) Ebauche fibreuse tissee en une seule piece par tissage tridimensionnel pour la realisation d'une plate-forme a caisson ferme pour soufflante de turbomachine en materiau composite
BR112012018769A2 (pt) composição de resina epóxi, pré impregnado e material compósito
BR112014015899A2 (pt) composição curável, uso de uma composição de poli-isocianato, processos para fabricação de uma composição curável e de um material contendo poli-isocianurato, e, material contendo poli-isocianurato
BR112013006899A2 (pt) "composição e material compósito reforçado"
BR112014002564A2 (pt) copolímero de bloco, composições de polímero curável e de resina de termocura enrijecida, artigo moldado ou fundido, materialcompósito, uso de um polímero aromático termoplástico, e, método para compatibilizar um polímero
BR112015001980A2 (pt) processo para a preparação de uma composição aceleradora de endurecimento, composição aceleradora de endurecimento, uso da mesma e misturas de material de construção
MA44108A (fr) Procédé de fabrication d'une structure stratifiée composite d'une partie de pale d'éolienne et partie de pale d'éolienne associée
BR112018003366A2 (pt) Material compósito polimérico reforçado com fibra, composição de resina curável, e, método para fabricar uma estrutura de compósito
BR112017021126A2 (pt) composição de lignina ativada, método para a sua produção e utilização
BR112018000845A2 (pt) lâmina de turbina eólica com locais de ancoragem
BR112013004860A2 (pt) método para restaurar o contorno de uma pá de compressor ou de turbina para uma turbina a gás
FR3032726B1 (fr) Structure fibreuse de renfort de pieces en materiau composite a forte variation d'epaisseur
BR112012024545A2 (pt) materiais compósitos
MX2013006953A (es) Composiciones curables.
EP3409706A4 (en) EPOXY RESIN COMPOSITION, PREPREG AND FIBER REINFORCED COMPOSITE MATERIAL
BR112015013093A2 (pt) processo para produzir um material compósito reforçado com fibra, com uma matriz de poliamida e material compósito reforçado com fibra.
BR112014027037A2 (pt) camada deslizante com base em um plástico reforçado por fibras; elemento deslizante com uma camada deslizante; e uso de um elemento deslizante

Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: F01D 5/28 (2006.01), B29C 70/86 (2006.01), F03D 1/

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 09/03/2012, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 12A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2765 DE 02-01-2024 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.