ATE105530T1 - Sandwichplatte und verfahren zur oertlichen verstaerkung einer sandwichstruktur. - Google Patents
Sandwichplatte und verfahren zur oertlichen verstaerkung einer sandwichstruktur.Info
- Publication number
- ATE105530T1 ATE105530T1 AT9090200360T AT90200360T ATE105530T1 AT E105530 T1 ATE105530 T1 AT E105530T1 AT 9090200360 T AT9090200360 T AT 9090200360T AT 90200360 T AT90200360 T AT 90200360T AT E105530 T1 ATE105530 T1 AT E105530T1
- Authority
- AT
- Austria
- Prior art keywords
- sandwich
- local reinforcement
- core material
- top layers
- sheet
- Prior art date
Links
- 230000002787 reinforcement Effects 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 2
- 239000011162 core material Substances 0.000 abstract 5
- 239000000463 material Substances 0.000 abstract 5
- 239000004033 plastic Substances 0.000 abstract 3
- 229920003023 plastic Polymers 0.000 abstract 3
- 229920001169 thermoplastic Polymers 0.000 abstract 2
- 239000004416 thermosoftening plastic Substances 0.000 abstract 2
- 239000004744 fabric Substances 0.000 abstract 1
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 239000002759 woven fabric Substances 0.000 abstract 1
Classifications
-
- 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
- B32B3/12—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 a layer of regularly- arranged cells, e.g. a honeycomb structure
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
-
- 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
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
-
- 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
-
- 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
- B29C70/88—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced
- B29C70/887—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced locally reinforced, e.g. by fillers
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/065—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
-
- 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
- B32B5/18—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 features of a layer of foamed 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
- 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
- B32B5/28—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 impregnated with or embedded in a plastic substance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
-
- 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
- B32B2305/02—Cellular or porous
- B32B2305/022—Foam
-
- 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
- B32B2305/02—Cellular or porous
- B32B2305/024—Honeycomb
-
- 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
-
- 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24149—Honeycomb-like
- Y10T428/24157—Filled honeycomb cells [e.g., solid substance in cavities, 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
- Y10T428/24322—Composite web or sheet
- Y10T428/24331—Composite web or sheet including nonapertured component
- Y10T428/24339—Keyed
-
- 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
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249955—Void-containing component partially impregnated with adjacent component
- Y10T428/249958—Void-containing component is synthetic resin or natural rubbers
-
- 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
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249987—With nonvoid component of specified composition
- Y10T428/249991—Synthetic resin or natural rubbers
- Y10T428/249992—Linear or thermoplastic
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Laminated Bodies (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8900398A NL8900398A (nl) | 1989-02-17 | 1989-02-17 | Werkwijze voor het aanbrengen van een plaatselijke versterking in een sandwichconstructie. |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE105530T1 true ATE105530T1 (de) | 1994-05-15 |
Family
ID=19854153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT9090200360T ATE105530T1 (de) | 1989-02-17 | 1990-02-16 | Sandwichplatte und verfahren zur oertlichen verstaerkung einer sandwichstruktur. |
Country Status (10)
Country | Link |
---|---|
US (1) | US5186999A (de) |
EP (1) | EP0383409B1 (de) |
JP (1) | JP3081940B2 (de) |
KR (1) | KR0160121B1 (de) |
AT (1) | ATE105530T1 (de) |
CA (1) | CA2010043C (de) |
DE (1) | DE69008745T2 (de) |
DK (1) | DK0383409T3 (de) |
ES (1) | ES2054209T3 (de) |
NL (1) | NL8900398A (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE121986T1 (de) * | 1989-12-27 | 1995-05-15 | Sekisui Plastics | Thermoplastischer polyesterharzschaumstoff und herstellungsverfahren. |
US5328744A (en) * | 1990-10-09 | 1994-07-12 | E. I. Du Pont De Nemours And Company | Panel having a core with thermoplastic resin facings |
NL9200781A (nl) * | 1992-04-28 | 1993-11-16 | Schreiner Luchtvaart | Sandwichmateriaal. |
US5460865A (en) * | 1993-05-13 | 1995-10-24 | Ciba-Geigy Corporation | Hybrid honeycomb sandwich panel |
TW274068B (de) * | 1993-05-13 | 1996-04-11 | Ciba Geigy Ag | |
JP3289744B2 (ja) * | 1993-06-03 | 2002-06-10 | 三井化学株式会社 | 積層成形品及びその製造方法 |
JP2851244B2 (ja) * | 1994-02-09 | 1999-01-27 | 児玉化学工業株式会社 | 多層積層体および多層積層体パネルを製造する方法 |
US5569508A (en) * | 1995-01-03 | 1996-10-29 | The Boeing Company | Resin transfer molding with honeycomb core and core filler |
US5567499A (en) * | 1995-01-03 | 1996-10-22 | The Boeing Company | Resin transfer molding in combination with honeycomb core |
US5604010A (en) * | 1996-01-11 | 1997-02-18 | Hartz; Dale E. | Composite honeycomb sandwich structure |
US5895699A (en) * | 1996-03-15 | 1999-04-20 | The Boeing Company | Tiedown ply for reducing core crush in composite honeycomb sandwich structure |
US5685940A (en) * | 1996-03-20 | 1997-11-11 | The Boeing Company | Adhering tiedown plies in composite construction |
ES2131432B1 (es) * | 1996-01-12 | 2000-02-01 | Ribawood Sa | Panel termoconformable laminado. |
EP0787578A3 (de) * | 1996-02-05 | 1998-07-15 | C.A. Greiner & Söhne Gesellschaft M.B.H. | Mehrlagiges Bauelement und Verfahren zu seiner Herstellung |
DE19715120A1 (de) | 1997-04-11 | 1998-10-15 | Basf Ag | Thermoplastische Formkörper mit Segmenten unterschiedlicher Steifigkeit |
US6180206B1 (en) | 1997-09-19 | 2001-01-30 | The Boeing Company | Composite honeycomb sandwich panel for fixed leading edges |
US6458309B1 (en) * | 1998-06-01 | 2002-10-01 | Rohr, Inc. | Method for fabricating an advanced composite aerostructure article having an integral co-cured fly away hollow mandrel |
US6743504B1 (en) | 2001-03-01 | 2004-06-01 | Rohr, Inc. | Co-cured composite structures and method of making them |
JP4694729B2 (ja) * | 2001-07-26 | 2011-06-08 | クミ化成株式会社 | 積層シート成形品の製造方法、及び構造 |
GB2384461B (en) * | 2002-01-28 | 2005-03-16 | Intelligent Engineering | Improved structural sandwich plate members |
KR20030090242A (ko) * | 2002-05-21 | 2003-11-28 | 정동수 | 탑차용 샌드위치 패널 |
FR2859943B1 (fr) * | 2003-09-23 | 2007-07-13 | Rhodia Industrial Yarns Ag | Structure composite |
NL1024630C2 (nl) | 2003-10-27 | 2005-04-28 | Martin Theodoor De Groot | Werkwijze voor het aanbrengen van een thermoplastische kunststof insert unit in een thermoplastisch kunststof sandwichproduct. |
GB2408016A (en) * | 2003-11-14 | 2005-05-18 | Intelligent Engineering | Structural sandwich member |
FR2863933B1 (fr) * | 2003-12-17 | 2007-05-11 | Saint Gobain Vetrotex | Procede de fabrication d'une piece composite par moulage |
EP1570976A1 (de) * | 2004-03-04 | 2005-09-07 | Alcan Technology & Management Ltd. | Verarbeitung von zyklischen Oligomeren zu thermoplastischen PBT-Kunststoffen |
WO2013055968A1 (en) | 2011-10-12 | 2013-04-18 | Hunter Douglas Industries Switzerland Gmbh | Resin panels with embedded structured-cores and methods of making the same |
CA2761878A1 (en) | 2009-05-13 | 2010-11-18 | 3Form, Inc. | Structured-core laminate panels and methods of forming the same |
US9126374B2 (en) | 2010-09-28 | 2015-09-08 | Russell B. Hanson | Iso-grid composite component |
US9363912B2 (en) * | 2011-01-21 | 2016-06-07 | Hewlett-Packard Development Company, L.P. | Housing assembly for a portable electronic device |
KR101879666B1 (ko) * | 2016-05-11 | 2018-07-25 | (주)프라스코 | 탑차용 적재함 경량패널 및 이의 압출장치 |
KR102311351B1 (ko) * | 2017-11-14 | 2021-10-12 | 한화솔루션 주식회사 | 폴리아마이드를 이용한 경량 샌드위치 강판 및 이의 제조방법 |
EP4122695A1 (de) * | 2021-07-19 | 2023-01-25 | Airbus Operations GmbH | Verfahren zum herstellen eines verstärkten kernverbundbauteils, insbesondere für luftfahrzeuge, kernverbundbauteil und luftfahrzeug |
FR3142119A1 (fr) * | 2022-11-17 | 2024-05-24 | Safran | Piece en materiau composite et son procede de fabrication |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3301732A (en) * | 1963-02-25 | 1967-01-31 | Bernard P Kunz | Sandwich panel joint and method |
US3492381A (en) * | 1966-12-19 | 1970-01-27 | Jeff S Rhyne | Fastening method |
US3615975A (en) * | 1969-05-05 | 1971-10-26 | Weyerhaeuser Co | Bonding materials using amine-modified aldehyde condensation polymer mixture of epoxy resin and methylene donor and a foaming agent |
FR2177640B1 (de) * | 1972-03-31 | 1975-03-21 | Dassault Avions | |
US3792141A (en) * | 1972-05-26 | 1974-02-12 | W Offutt | Method of structural fabrication |
US3902732A (en) * | 1973-02-14 | 1975-09-02 | Jr Albert A Fosha | Advanced composition ski |
US4039363A (en) * | 1976-09-13 | 1977-08-02 | Robertson James H | Method of making floating seat cushion |
FR2482895B1 (fr) * | 1980-05-20 | 1985-12-27 | Centre Techn Bois | Procede de collage entre elles de planches de bois a surface brute, produit utilise pour ledit collage et materiau final obtenu |
GB2120955A (en) * | 1982-05-14 | 1983-12-14 | Bostik Ltd | Foaming thermoplastic compositions e.g. melt adhesives |
JPS6222833A (ja) * | 1985-07-22 | 1987-01-31 | Asahi Chem Ind Co Ltd | 高強度のポリエ−テルイミド発泡板 |
ZA866056B (en) * | 1985-08-23 | 1987-03-25 | Uniroyal Chem Co Inc | Insulating adhesive tape composition and composites thereof |
FR2591147B1 (fr) * | 1985-12-10 | 1988-07-08 | Paradis Andre | Nouveau materiau composite stratifie rigide |
NL8603228A (nl) * | 1986-12-18 | 1988-07-18 | Nijverdal Ten Cate Textiel | Werkwijze voor het vervaardigen van een gelaagde constructie, en daarmee verkregen constructie. |
NL8902899A (nl) * | 1989-11-23 | 1991-06-17 | Schreiner Luchtvaart | Werkwijze voor het vervaardigen van een voorwerp uit een thermoplastisch sandwichmateriaal. |
DE4004599A1 (de) * | 1990-02-15 | 1991-08-22 | Basf Ag | Laminate mit stabilen befestigungsstellen |
-
1989
- 1989-02-17 NL NL8900398A patent/NL8900398A/nl not_active Application Discontinuation
-
1990
- 1990-02-07 US US07/476,533 patent/US5186999A/en not_active Expired - Fee Related
- 1990-02-13 KR KR1019900001725A patent/KR0160121B1/ko not_active IP Right Cessation
- 1990-02-14 CA CA002010043A patent/CA2010043C/en not_active Expired - Fee Related
- 1990-02-16 DE DE69008745T patent/DE69008745T2/de not_active Expired - Fee Related
- 1990-02-16 DK DK90200360.7T patent/DK0383409T3/da active
- 1990-02-16 AT AT9090200360T patent/ATE105530T1/de not_active IP Right Cessation
- 1990-02-16 EP EP90200360A patent/EP0383409B1/de not_active Expired - Lifetime
- 1990-02-16 ES ES90200360T patent/ES2054209T3/es not_active Expired - Lifetime
- 1990-02-16 JP JP02037120A patent/JP3081940B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2010043A1 (en) | 1990-08-17 |
DE69008745D1 (de) | 1994-06-16 |
EP0383409A1 (de) | 1990-08-22 |
NL8900398A (nl) | 1990-09-17 |
DE69008745T2 (de) | 1994-08-25 |
CA2010043C (en) | 2001-01-30 |
EP0383409B1 (de) | 1994-05-11 |
JPH02261637A (ja) | 1990-10-24 |
KR900012757A (ko) | 1990-09-01 |
JP3081940B2 (ja) | 2000-08-28 |
KR0160121B1 (ko) | 1999-02-18 |
ES2054209T3 (es) | 1994-08-01 |
DK0383409T3 (da) | 1994-06-06 |
US5186999A (en) | 1993-02-16 |
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