FR2498520B1 - Article manufacture composite fait de couches de tissu, preforme de tissu pour un tel article et procede de fabrication - Google Patents
Article manufacture composite fait de couches de tissu, preforme de tissu pour un tel article et procede de fabricationInfo
- Publication number
- FR2498520B1 FR2498520B1 FR8120146A FR8120146A FR2498520B1 FR 2498520 B1 FR2498520 B1 FR 2498520B1 FR 8120146 A FR8120146 A FR 8120146A FR 8120146 A FR8120146 A FR 8120146A FR 2498520 B1 FR2498520 B1 FR 2498520B1
- Authority
- FR
- France
- Prior art keywords
- fabric
- article
- manufacturing
- composite manufactured
- preform
- 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
Links
Classifications
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/50—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads
- D03D15/587—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads adhesive; fusible
-
- 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
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/08—Impregnating
-
- 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
- B32B5/02—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 structural features of a fibrous or filamentary layer
- B32B5/024—Woven fabric
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M23/00—Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process
- D06M23/06—Processes in which the treating agent is dispersed in a gas, e.g. aerosols
-
- 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
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—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
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/30—Self-sustaining carbon mass or layer with impregnant or other layer
-
- 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
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/30—Woven fabric [i.e., woven strand or strip material]
- Y10T442/3179—Woven fabric is characterized by a particular or differential weave other than fabric in which the strand denier or warp/weft pick count is specified
- Y10T442/322—Warp differs from weft
- Y10T442/3228—Materials differ
- Y10T442/3236—Including inorganic strand material
- Y10T442/3252—Including synthetic polymeric strand material
-
- 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
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/30—Woven fabric [i.e., woven strand or strip material]
- Y10T442/3179—Woven fabric is characterized by a particular or differential weave other than fabric in which the strand denier or warp/weft pick count is specified
- Y10T442/3301—Coated, impregnated, or autogenous bonded
- Y10T442/3309—Woven fabric contains inorganic strand material
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Laminated Bodies (AREA)
- Woven Fabrics (AREA)
- Reinforced Plastic Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/229,047 US4407885A (en) | 1981-01-28 | 1981-01-28 | Composite article |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2498520A1 FR2498520A1 (fr) | 1982-07-30 |
FR2498520B1 true FR2498520B1 (fr) | 1986-03-21 |
Family
ID=22859638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8120146A Expired FR2498520B1 (fr) | 1981-01-28 | 1981-10-27 | Article manufacture composite fait de couches de tissu, preforme de tissu pour un tel article et procede de fabrication |
Country Status (7)
Country | Link |
---|---|
US (1) | US4407885A (fr) |
JP (1) | JPS57129737A (fr) |
CA (1) | CA1175332A (fr) |
DE (1) | DE3142226A1 (fr) |
FR (1) | FR2498520B1 (fr) |
GB (1) | GB2091633B (fr) |
IT (1) | IT1140242B (fr) |
Families Citing this family (63)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6045632A (ja) * | 1983-08-19 | 1985-03-12 | 帝人株式会社 | 熱成型用複合繊維構造物 |
EP0150932B1 (fr) * | 1984-01-27 | 1989-03-15 | Imperial Chemical Industries Plc | Produit renforcé par des fibres et procédé de fabrication |
JPS62149928A (ja) * | 1985-12-19 | 1987-07-03 | 東洋紡績株式会社 | 複合繊維材料 |
DE3610029A1 (de) * | 1986-03-25 | 1987-10-01 | Freudenberg Carl Fa | Aufbuegelbarer einlageverbundstoff |
JPS6360743A (ja) * | 1986-09-02 | 1988-03-16 | 東レ株式会社 | 軽量複合材料 |
JPH0764035B2 (ja) * | 1986-09-22 | 1995-07-12 | 東洋紡績株式会社 | 中実若しくは中空状の繊維強化プラスチツク |
JPS63115734A (ja) * | 1986-11-04 | 1988-05-20 | 東京瓦斯株式会社 | 管路の内張り材 |
US5011737A (en) * | 1987-07-10 | 1991-04-30 | C. H. Masland & Sons | Glossy finish fiber reinforced molded product and processes of construction |
US4948661A (en) * | 1987-07-10 | 1990-08-14 | C. H. Masland & Sons | Glossy finish fiber reinforced molded product and processes of construction |
US5098624A (en) * | 1987-07-10 | 1992-03-24 | C.H. Masland & Sons | Glossy finish fiber reinforced molded product and processes of construction |
DE3834701A1 (de) * | 1988-10-12 | 1990-04-19 | Johannes Radtke | Textilverbundmatte |
JPH02194062A (ja) * | 1989-01-20 | 1990-07-31 | Konica Corp | 有機着色物質の光褪色防止方法 |
JPH02106477U (fr) * | 1989-02-06 | 1990-08-23 | ||
JP2510000B2 (ja) * | 1989-03-20 | 1996-06-26 | 日本電信電話株式会社 | マトリクスボ―ド |
JPH0823095B2 (ja) * | 1989-06-06 | 1996-03-06 | 東レ株式会社 | 補強繊維織物 |
JP2571345Y2 (ja) * | 1989-06-06 | 1998-05-18 | 東レ株式会社 | 強化用メッシュ織物 |
JPH072194Y2 (ja) * | 1989-10-31 | 1995-01-25 | ユニチカユーエムグラス株式会社 | 積層クロス |
WO1992005949A1 (fr) * | 1990-10-03 | 1992-04-16 | Milliken Research Corporation | Composite fibreux rigide |
DE4034915A1 (de) * | 1990-11-04 | 1992-05-07 | Kinkel Werner Helmut | Verfahren zur herstellung von sandwichartigen textilen faserstrukturen in form von platten und formteilen |
JPH05329946A (ja) * | 1991-02-13 | 1993-12-14 | Toshiba Corp | 繊維強化プラスチック材 |
US5212010A (en) * | 1991-05-28 | 1993-05-18 | Ketema, Inc. | Stabilizing fabric with weave reinforcement for resin matrices |
DE4130734C2 (de) * | 1991-09-16 | 1997-04-17 | Micafil Isoliertechnik Ag | Gewebebahn und Isolierstoffrohr sowie Isolierstoffprofilkörper mit einem die Gewebebahn enthaltenden Körper |
US5337647A (en) * | 1992-03-13 | 1994-08-16 | The Boeing Company | 3 dimensional braiding apparatus |
JP3036215B2 (ja) * | 1992-03-18 | 2000-04-24 | タカタ株式会社 | エアバッグ |
BE1008071A5 (nl) * | 1994-02-10 | 1996-01-09 | Wiele Michel Van De Nv | Weefsel. |
DE4423739C2 (de) * | 1994-07-06 | 1997-08-28 | Bayerische Motoren Werke Ag | Schichtverbundkörper aus einem faserverstärkten, thermoplastischen Verbundwerkstoff und Verfahren zu dessen Herstellung |
JPH10121361A (ja) * | 1996-10-09 | 1998-05-12 | Ikeda Bussan Co Ltd | 内装材及び内装材用基材 |
US5952067A (en) * | 1996-12-02 | 1999-09-14 | A&P Technology, Inc. | Braided structure having uncrimped strands |
EP0878290B1 (fr) * | 1997-05-15 | 2004-11-24 | Toray Industries, Inc. | Tissu préimpregné et son procédé de fabrication par voie humide |
US6632852B1 (en) | 1999-10-27 | 2003-10-14 | Frank Bor-Her Chen | No-rub finishing compositions |
ATE370833T1 (de) * | 1999-12-03 | 2007-09-15 | Arova Schaffhausen Ag | Verfahren zur herstellung eines flächenartig ausgedehnten verbundwerkstoffs mit fasern und kunstoffimprägnierung |
US6620484B1 (en) | 2000-06-06 | 2003-09-16 | The Boeing Company | Variable density stitched-composite structural elements for energy absorption |
US6986940B1 (en) | 2000-07-27 | 2006-01-17 | General Electric Company | Fiber reinforced composite article, fiber member, and method for making |
DE10101546B4 (de) * | 2001-01-15 | 2005-04-28 | Man Technologie Gmbh | Verfahren zur Herstellung einer hochtemperaturfesten Faserverbundkeramik und so hergestellte Bauteile |
JP4913950B2 (ja) * | 2001-02-07 | 2012-04-11 | 株式会社ブリヂストン | 巻取りライナー |
JP4067972B2 (ja) * | 2001-05-03 | 2008-03-26 | バーデー、 インコーポレイテッド | 防弾用途向け擬似一方向布帛 |
DE60144070D1 (de) | 2001-12-19 | 2011-03-31 | Toray Industries | Carbonfaserverstärkungsgewebe und -prepreg und prepregherstellungsverfahren |
WO2004029353A1 (fr) * | 2002-09-25 | 2004-04-08 | Mitsubishi Chemical Corporation | Tissu de fibres carbonees, rouleau de tissu de fibres carbonees, materiau a couche de diffusion de gaz pour pile a combustible a polymere solide, procede de production de tissu de fibres carbonees et procede de production de pile a combustible a polymere solide |
US7168272B2 (en) * | 2003-09-30 | 2007-01-30 | Owens Corning Fiberglas Technology, Inc. | Crimp-free infusible reinforcement fabric |
US7786026B2 (en) | 2003-12-19 | 2010-08-31 | Saint-Gobain Technical Fabrics America, Inc. | Enhanced thickness fabric and method of making same |
GB0401645D0 (en) * | 2004-01-26 | 2004-02-25 | Cytec Tech Corp | Stabilizable preform precursors and stabilized preforms for composite materials and processes for stabilizing and debulking preforms |
US7358202B2 (en) * | 2004-10-22 | 2008-04-15 | Ocv Intellectual Capital, Llc | Infusion fabric for molding large composite structures |
US20070071960A1 (en) * | 2005-09-27 | 2007-03-29 | Eleazer Howell B | Moldable fabric with variable constituents |
EP1945430A4 (fr) * | 2005-10-11 | 2011-06-29 | Cooperative Res Ct For Advanced Composite Structures Ltd | Procede de liaison de fibres de renfort seches |
DE102007025556B4 (de) * | 2007-05-31 | 2010-06-17 | Eurocopter Deutschland Gmbh | Verfahren zur Herstellung von Bauelementen aus Faser verstärkten Kunststoffen |
WO2009076499A1 (fr) * | 2007-12-12 | 2009-06-18 | Kubota Research, Inc. | Article composite et son procédé de fabrication |
US8017532B2 (en) * | 2008-02-22 | 2011-09-13 | Barrday Inc. | Quasi-unidirectional fabrics for structural applications, and structural members having same |
US20090309260A1 (en) * | 2008-06-12 | 2009-12-17 | Kenneth Herbert Keuchel | Method of delivering a thermoplastic and/or crosslinking resin to a composite laminate structure |
US9115466B2 (en) * | 2010-05-13 | 2015-08-25 | Otis Elevator Company | Method of making a woven fabric having a desired spacing between tension members |
FR2972129B1 (fr) * | 2011-03-03 | 2013-04-12 | Snecma | Piece en materiau composite comportant des elements de bossage |
EP2511083A1 (fr) * | 2011-04-14 | 2012-10-17 | Siemens Aktiengesellschaft | Procédé de fabrication de pièce de travail par moulage de transfert de résine assisté sous vide |
US9393758B2 (en) * | 2011-12-20 | 2016-07-19 | Cytec Industries Inc. | Dry fibrous material for subsequent resin infusion |
US9643382B2 (en) | 2013-05-06 | 2017-05-09 | Milliken & Company | Fiber reinforced structural element |
US11047073B2 (en) * | 2017-04-03 | 2021-06-29 | Toho Tenax Europe Gmbh | Method for producing a textile unidirectional fabric |
JP6729472B2 (ja) * | 2017-04-20 | 2020-07-22 | 株式会社豊田自動織機 | 繊維構造体、圧力容器、及び繊維構造体の製造方法 |
USD826577S1 (en) * | 2017-08-16 | 2018-08-28 | Quantum Materials, Llc | Woven fabric |
FR3087701B1 (fr) * | 2018-10-30 | 2021-11-26 | Safran Aircraft Engines | Hybridation des fibres du renfort fibreux d'une aube de soufflante |
US11383407B2 (en) * | 2019-06-28 | 2022-07-12 | The Boeing Company | Layup and fabrication of tows of braided fiber for hybrid composite parts |
US11511512B2 (en) | 2019-06-28 | 2022-11-29 | The Boeing Company | Layup and fabrication of tows of braided fiber for hybrid composite parts |
FR3100270B1 (fr) | 2019-08-28 | 2021-07-30 | Safran Aircraft Engines | Hybridation des fibres du renfort fibreux d’une aube de soufflante |
CN110614778A (zh) * | 2019-08-30 | 2019-12-27 | 北京机科国创轻量化科学研究院有限公司 | 一种防热-隔热-承载组合式一体化预制体结构及数字化成形工艺 |
EP4198182A1 (fr) * | 2021-12-20 | 2023-06-21 | Vitrulan Composites Oy | Tissu tissé, procédé d'infusion de résine induite par le vide et composite renforcé par des fibres |
EP4349708A1 (fr) * | 2022-10-03 | 2024-04-10 | Ratier-Figeac SAS | Pale d'hélice |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1903960A (en) * | 1925-01-23 | 1933-04-18 | Dreyfus Camille | Fabric and sheet material and the manufacture thereof |
US2477407A (en) * | 1943-04-22 | 1949-07-26 | Owens Corning Fiberglass Corp | Reinforced plastics of increased strength |
US2543101A (en) * | 1944-07-20 | 1951-02-27 | American Viscose Corp | Composite fibrous products and method of making them |
US2620851A (en) * | 1949-07-09 | 1952-12-09 | Owens Corning Fiberglass Corp | Inorganic sheet material |
DE1010493B (de) * | 1951-09-28 | 1957-06-19 | Trubenised Gt Britain Ltd | Gewebelage zur Herstellung mehrschichtiger verklebter Gewebe |
GB845744A (en) * | 1955-11-01 | 1960-08-24 | Tibor Ambrus | Improvements in or relating to a compound fabric and the reinforcement of mouldings therewith |
NL295807A (fr) * | 1957-10-12 | 1900-01-01 | ||
US3044146A (en) * | 1958-10-27 | 1962-07-17 | Owens Corning Fiberglass Corp | Composite fibrous glass bodies |
GB1104091A (en) * | 1963-05-22 | 1968-02-21 | Mini Of Technology | Process for making glass fibre velvet fabric, and resin materials therefrom |
US4001478A (en) * | 1967-10-16 | 1977-01-04 | Avco Corporation | Three-dimensional fabric material |
US3914501A (en) * | 1969-06-27 | 1975-10-21 | Union Carbide Corp | Porous products and processes therefor |
US3914494A (en) * | 1973-04-03 | 1975-10-21 | Celanese Corp | Pervious low density carbon fiber reinforced composite articles |
US3997697A (en) * | 1973-05-10 | 1976-12-14 | J. Brochier & Fils | Fabric with boron filaments |
US4023801A (en) * | 1974-09-24 | 1977-05-17 | Exxon Research And Engineering Company | Golf shaft and method of making same |
US4194037A (en) * | 1974-10-21 | 1980-03-18 | Phillips Petroleum Company | Flame-resistant fabric and method of forming same |
FR2312369A1 (fr) * | 1975-05-26 | 1976-12-24 | Dassault Avions | Structure poreuse |
US4048398A (en) * | 1976-09-02 | 1977-09-13 | Aktiebolaget Tudor | Battery electrode sheaths |
FR2364284A1 (fr) * | 1976-09-10 | 1978-04-07 | Payen & Cie L | Procede pour la fabrication d'une etoffe rigide ajouree et etoffes ainsi realisees |
GB1549672A (en) * | 1976-11-06 | 1979-08-08 | Ciba Geigy Ag | Reinforced plastics materials |
-
1981
- 1981-01-28 US US06/229,047 patent/US4407885A/en not_active Expired - Fee Related
- 1981-10-19 GB GB8131464A patent/GB2091633B/en not_active Expired
- 1981-10-22 IT IT24644/81A patent/IT1140242B/it active
- 1981-10-24 DE DE19813142226 patent/DE3142226A1/de not_active Withdrawn
- 1981-10-27 FR FR8120146A patent/FR2498520B1/fr not_active Expired
- 1981-10-28 JP JP56171540A patent/JPS57129737A/ja active Granted
-
1982
- 1982-01-08 CA CA000393779A patent/CA1175332A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2091633B (en) | 1985-05-09 |
IT1140242B (it) | 1986-09-24 |
DE3142226A1 (de) | 1982-08-26 |
CA1175332A (fr) | 1984-10-02 |
GB2091633A (en) | 1982-08-04 |
JPH027825B2 (fr) | 1990-02-21 |
US4407885A (en) | 1983-10-04 |
IT8124644A0 (it) | 1981-10-22 |
JPS57129737A (en) | 1982-08-11 |
FR2498520A1 (fr) | 1982-07-30 |
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