ES2154862T3 - Formacion de estructuras. - Google Patents
Formacion de estructuras.Info
- Publication number
- ES2154862T3 ES2154862T3 ES97109737T ES97109737T ES2154862T3 ES 2154862 T3 ES2154862 T3 ES 2154862T3 ES 97109737 T ES97109737 T ES 97109737T ES 97109737 T ES97109737 T ES 97109737T ES 2154862 T3 ES2154862 T3 ES 2154862T3
- Authority
- ES
- Spain
- Prior art keywords
- welding
- invested
- structures
- penetration
- aerodynamic profile
- 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.)
- Expired - Lifetime
Links
- 230000015572 biosynthetic process Effects 0.000 title 1
- 239000002184 metal Substances 0.000 abstract 3
- 238000000034 method Methods 0.000 abstract 3
- 230000035515 penetration Effects 0.000 abstract 3
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
- B29C70/04—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
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/44—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding
- B29C70/446—Moulding structures having an axis of symmetry or at least one channel, e.g. tubular structures, frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D24/00—Producing articles with hollow walls
- B29D24/002—Producing articles with hollow walls formed with structures, e.g. cores placed between two plates or sheets, e.g. partially filled
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/14—Layered products comprising a layer of metal next to a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
- B32B3/18—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by an internal layer formed of separate pieces of material which are juxtaposed side-by-side
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/28—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer comprising a deformed thin sheet, i.e. the layer having its entire thickness deformed out of the plane, e.g. corrugated, crumpled
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C21/00—Influencing air flow over aircraft surfaces by affecting boundary layer flow
- B64C21/02—Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like
- B64C21/06—Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like for sucking
-
- 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
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/22—Corrugating
-
- 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
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3076—Aircrafts
- B29L2031/3085—Wings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/08—Reinforcements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C2001/0054—Fuselage structures substantially made from particular materials
- B64C2001/0072—Fuselage structures substantially made from particular materials from composite materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C2001/0054—Fuselage structures substantially made from particular materials
- B64C2001/0081—Fuselage structures substantially made from particular materials from metallic materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C2230/00—Boundary layer controls
- B64C2230/20—Boundary layer controls by passively inducing fluid flow, e.g. by means of a pressure difference between both ends of a slot or duct
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C2230/00—Boundary layer controls
- B64C2230/22—Boundary layer controls by using a surface having multiple apertures of relatively small openings other than slots
-
- 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
- Y02T50/10—Drag reduction
-
- 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
- Y02T50/40—Weight reduction
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Composite Materials (AREA)
- Combustion & Propulsion (AREA)
- Aviation & Aerospace Engineering (AREA)
- Moulding By Coating Moulds (AREA)
- Arc Welding In General (AREA)
- Laminated Bodies (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
LA INVENCION SE REFIERE A UN METODO PARA FORMAR ESTRUCTURAS DE METAL PERFORADO (4) QUE TIENE UNA SUPERFICIE DE DEFINICION DE PERFIL AERODINAMICA (6) Y UNA SUPERFICIE INVERSA (7) Y UNA SERIE DE ELEMENTOS ESTRUCTURALES (16) FIJADOS EN RELACION DE APOYO A LA SUPERFICIE INVERSA (7), Y A UNA ESTRUCTURA (25) OBTENIDA POR EL METODO. ES METODO INCLUYE LA FIJACION POR SOLDADURA DE PENETRACION PARCIAL DE CADA ELEMENTO ESTRUCTURAL (16) A LA SUPERFICIE INVERSA (7) DE LA HOJA DE METAL PERFORADO (4) DE MANERA QUE CADA SOLDADURA DE PENETRACION PARCIAL (17) SOLO PENETRE PARCIALMENTE EN LA HOJA DE METAL (4) Y DEJE LA SUPERFICIE DE DEFINICION DE PERFIL AERODINAMICO (6) SIN TOCAR.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9400577A GB9400577D0 (en) | 1994-01-13 | 1994-01-13 | Forming of structures |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2154862T3 true ES2154862T3 (es) | 2001-04-16 |
Family
ID=10748742
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES95300180T Expired - Lifetime ES2132523T3 (es) | 1994-01-13 | 1995-01-12 | Metodo y aparato para moldear paneles estructurales con un nucleo ondulado. |
ES97109737T Expired - Lifetime ES2154862T3 (es) | 1994-01-13 | 1995-01-12 | Formacion de estructuras. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES95300180T Expired - Lifetime ES2132523T3 (es) | 1994-01-13 | 1995-01-12 | Metodo y aparato para moldear paneles estructurales con un nucleo ondulado. |
Country Status (4)
Country | Link |
---|---|
EP (2) | EP0665097B1 (es) |
DE (2) | DE69510101T2 (es) |
ES (2) | ES2132523T3 (es) |
GB (1) | GB9400577D0 (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19649132C2 (de) | 1996-11-27 | 1999-09-02 | Daimler Chrysler Aerospace | Nase für eine aerodynamische Fläche und Verfahren zu ihrer Herstellung |
WO2003089295A2 (en) * | 2002-04-18 | 2003-10-30 | Airbus Deutschland Gmbh | Perforated skin structure for laminar-flow systems |
DE102004024007B4 (de) * | 2004-05-13 | 2007-10-11 | Airbus Deutschland Gmbh | Flugzeugkomponente, insbesondere Flügel |
JP5777789B1 (ja) * | 2014-10-30 | 2015-09-09 | 三菱重工業株式会社 | 人工欠陥材料及びfrp構造体の製造方法 |
DE102018207763A1 (de) * | 2018-05-17 | 2019-11-21 | Airbus Operations Gmbh | Rumpfstruktur für ein Luftfahrzeug |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3584972A (en) * | 1966-02-09 | 1971-06-15 | Gen Motors Corp | Laminated porous metal |
US3641230A (en) * | 1969-01-21 | 1972-02-08 | Dura Fiber | Method for making prestressed laminated fiber glass structures |
US3764431A (en) * | 1970-10-22 | 1973-10-09 | Delog Detag Flachglas Ag | Method and apparatus for making channelled sheets from deformable materials |
GB1522432A (en) * | 1976-10-21 | 1978-08-23 | Ruggeri V | Method of moulding hollow stiffeners or lightweight laminates or wholly box girdered laminates in fibre reinforced plastics |
EP0163018A3 (en) * | 1981-04-30 | 1988-02-10 | Nissan Motor Co., Ltd. | Method of welding titanium alloy parts with an insert member consisting essentially of 0 to 3% by weight of aluminium and the balance of titanium |
US4813631A (en) * | 1982-09-13 | 1989-03-21 | The Boeing Company | Laminar flow control airfoil |
US4603089A (en) * | 1983-11-21 | 1986-07-29 | Rockwell International Corporation | Laser welding of sandwich structures |
US4946526A (en) * | 1987-10-29 | 1990-08-07 | Ltv Aerospace And Defense Company | Method for compression molding of laminated panels |
DE3824423A1 (de) * | 1988-07-19 | 1990-01-25 | Roemmler H Resopal Werk Gmbh | Schichtpressstoffplatte, insbesondere als kernplatte fuer verbundelemente, sowie daraus hergestellte verbundelemente |
US5114100A (en) * | 1989-12-29 | 1992-05-19 | The Boeing Company | Anti-icing system for aircraft |
US5171958A (en) * | 1990-08-16 | 1992-12-15 | Kawasaki Steel Corporation | High-efficiency fillet welding method for steel plate |
GB2256611B (en) * | 1991-06-13 | 1995-05-31 | British Aerospace | Manufacture of perforated composite structures |
US5263667A (en) * | 1991-09-09 | 1993-11-23 | The Boeing Company | Perforated wing panel with variable porosity |
US5332178A (en) * | 1992-06-05 | 1994-07-26 | Williams International Corporation | Composite wing and manufacturing process thereof |
JPH06191491A (ja) * | 1992-07-06 | 1994-07-12 | Rockwell Internatl Corp | 層流制御に使われるタイプの穴を開けられたパネルの表面に圧力の離散領域を確立するシステム |
US5366177A (en) * | 1992-10-05 | 1994-11-22 | Rockwell International Corporation | Laminar flow control apparatus for aerodynamic surfaces |
US5398410A (en) * | 1993-03-19 | 1995-03-21 | Mcdonnell Douglas Corporation | Method of making a superplastically formed structure having a perforated skin |
-
1994
- 1994-01-13 GB GB9400577A patent/GB9400577D0/en active Pending
-
1995
- 1995-01-12 DE DE69510101T patent/DE69510101T2/de not_active Expired - Lifetime
- 1995-01-12 DE DE69520374T patent/DE69520374T2/de not_active Expired - Lifetime
- 1995-01-12 EP EP95300180A patent/EP0665097B1/en not_active Expired - Lifetime
- 1995-01-12 ES ES95300180T patent/ES2132523T3/es not_active Expired - Lifetime
- 1995-01-12 ES ES97109737T patent/ES2154862T3/es not_active Expired - Lifetime
- 1995-01-12 EP EP97109737A patent/EP0807575B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0665097A3 (en) | 1996-02-07 |
DE69520374D1 (de) | 2001-04-19 |
GB9400577D0 (en) | 1994-03-09 |
EP0807575B1 (en) | 2001-03-14 |
EP0807575A2 (en) | 1997-11-19 |
EP0807575A3 (en) | 1998-02-25 |
EP0665097A2 (en) | 1995-08-02 |
DE69510101T2 (de) | 1999-10-14 |
ES2132523T3 (es) | 1999-08-16 |
DE69520374T2 (de) | 2001-06-28 |
EP0665097B1 (en) | 1999-06-09 |
DE69510101D1 (de) | 1999-07-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE48797T1 (de) | Etiketten und ihre fertigung. | |
ES2161301T3 (es) | Paleta, metodo para la fabricacion de la paleta, pieza en bruto para un elemento incluido en la paleta, y aparato para su fabricacion. | |
ES2181505T3 (es) | Dispositivo de fijacion de un alambre en un elemento portador provisto de al menos una abertura, y conjunto portador para camino de cables que comprende al menos dicho dispositivo. | |
BR0111151A (pt) | Equipamento para uso em um furo de poço, método de instalação de uma estrutura tubular para dentro de um furo de poço e método de realização de uma tarefa em um furo de poço | |
NO963804D0 (no) | Kapillart laminatmaterial | |
EA200300732A1 (ru) | Элемент крепления с использованием вырезов, предназначенный для крепления листов и/или плиток | |
MXPA05013458A (es) | Riel perfilado y procedimiento para la fabricacion de un riel perfilado. | |
KR940008804A (ko) | 용접된 강판플라틴의 제조방법 | |
ES2154862T3 (es) | Formacion de estructuras. | |
ECSP024256A (es) | Elemento estructural para estanterias | |
ES2191370T3 (es) | Armadura de cizallamiento para techos planos y vigueta de columnas para ella. | |
DK0979191T3 (da) | Kompositdel og fremgangsmåde til fremstilling deraf | |
ATE333542T1 (de) | Metallrahmen, insbesondere für gebäude | |
SE0102423D0 (sv) | Förfarande för invallning samt anordning härför | |
EP0982548A3 (de) | Dunstabzugs-Profilsystem | |
ATE52447T1 (de) | Verfahren und vorrichtung zum aufbringen einer oberflaechenbeschichtung auf ein hohlprofil. | |
PT1264051E (pt) | Elemento de madeira para parede ou tecto | |
KR960016987A (ko) | 후가공 금속판넬의 코너링 절곡방법 | |
AU2001273931A1 (en) | Device and method for producing a catalyst with a monolith having a polygonal cross-section | |
US2926518A (en) | Reinforcement and form sheets for concrete | |
DK0765220T3 (da) | Maskine til fremstilling af honeycomb-materiale | |
AR013059A1 (es) | Metodo de co-extrusion de un articulo decorativo, articulo extruido y unidad de mostrador de cocina obtenidos por dicho metodo | |
AR007619A1 (es) | Elemento de construccion y procedimiento para fabricarlo. | |
DE20204444U1 (de) | Anordnung zur Befestigung von Dekorelementen | |
KR970069215A (ko) | 콘크리트 구조건축물을 얻기 위한 데크판의 용접법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
Ref document number: 807575 Country of ref document: ES |