DK0862729T3 - Overvågning af harpikshærdningen af en kompositstruktur ved anvendelse af en fiberoptisk gittersensor - Google Patents
Overvågning af harpikshærdningen af en kompositstruktur ved anvendelse af en fiberoptisk gittersensorInfo
- Publication number
- DK0862729T3 DK0862729T3 DK96940596T DK96940596T DK0862729T3 DK 0862729 T3 DK0862729 T3 DK 0862729T3 DK 96940596 T DK96940596 T DK 96940596T DK 96940596 T DK96940596 T DK 96940596T DK 0862729 T3 DK0862729 T3 DK 0862729T3
- Authority
- DK
- Denmark
- Prior art keywords
- monitoring
- fiber optic
- composite structure
- resin curing
- grid sensor
- Prior art date
Links
- 239000002131 composite material Substances 0.000 title 1
- 239000000835 fiber Substances 0.000 title 1
- 238000012544 monitoring process Methods 0.000 title 1
- 239000011347 resin Substances 0.000 title 1
- 229920005989 resin Polymers 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/08—Testing mechanical properties
- G01M11/083—Testing mechanical properties by using an optical fiber in contact with the device under test [DUT]
- G01M11/086—Details about the embedment of the optical fiber within the DUT
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/0288—Controlling heating or curing of polymers during moulding, e.g. by measuring temperatures or properties of the polymer and regulating the process
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
- G01B11/18—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge using photoelastic elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
- G01C19/56—Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
- G01K11/32—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
- G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
- G01P15/125—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by capacitive pick-up
-
- 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
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
- B29K2105/10—Cords, strands or rovings, e.g. oriented cords, strands or rovings
- B29K2105/101—Oriented
- B29K2105/108—Oriented arranged in parallel planes and crossing at substantial angles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
- G01D5/35306—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using an interferometer arrangement
- G01D5/35309—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using an interferometer arrangement using multiple waves interferometer
- G01D5/35316—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using an interferometer arrangement using multiple waves interferometer using a Bragg gratings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/44—Resins; Plastics; Rubber; Leather
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Mechanical Engineering (AREA)
- Composite Materials (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Moulding By Coating Moulds (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/560,268 US5770155A (en) | 1995-11-21 | 1995-11-21 | Composite structure resin cure monitoring apparatus using an optical fiber grating sensor |
PCT/US1996/018770 WO1997019325A1 (en) | 1995-11-21 | 1996-11-21 | Composite structure resin cure monitoring using an optical fiber grating sensor |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0862729T3 true DK0862729T3 (da) | 2002-05-13 |
Family
ID=24237063
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK96940596T DK0862729T3 (da) | 1995-11-21 | 1996-11-21 | Overvågning af harpikshærdningen af en kompositstruktur ved anvendelse af en fiberoptisk gittersensor |
Country Status (8)
Country | Link |
---|---|
US (1) | US5770155A (da) |
EP (1) | EP0862729B1 (da) |
JP (1) | JP3943596B2 (da) |
KR (1) | KR100402673B1 (da) |
CN (1) | CN1090318C (da) |
DE (2) | DE862729T1 (da) |
DK (1) | DK0862729T3 (da) |
WO (1) | WO1997019325A1 (da) |
Families Citing this family (67)
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JP3152182B2 (ja) * | 1997-10-07 | 2001-04-03 | 日立電線株式会社 | ガラス導波路素子及びその製造方法 |
US6072922A (en) * | 1998-06-19 | 2000-06-06 | Science And Engineering Applications Company, Inc. | Cryogenic fiber optic temperature sensor |
US6522797B1 (en) | 1998-09-01 | 2003-02-18 | Input/Output, Inc. | Seismic optical acoustic recursive sensor system |
DE69820050D1 (de) * | 1998-09-04 | 2004-01-08 | Fiber Optic Sensors Fos S A | Lichtwellenleiterverformungssensor |
FR2783911B1 (fr) * | 1998-09-29 | 2000-12-15 | Aerospatiale | Procede de surveillance de l'etat d'une structure composite et reservoir de fluide sous pression dote d'un dispositif mettant en oeuvre ce procede |
US6173090B1 (en) * | 1998-10-29 | 2001-01-09 | The United States Of America As Represented By The Secretary Of The Navy | Apparatus for ingress and egress of fiber optic sensor leads from the surface of composite parts and a method for the manufacture thereof |
AU6639900A (en) | 1999-08-13 | 2001-03-13 | Advanced Sensor Technologies Llc | Probe position sensing system for use in a coordinate measuring machine |
US6337932B1 (en) * | 1999-09-09 | 2002-01-08 | Agere Systems Guardian Corp. | Apparatus and method for thermostatic compensation of temperature sensitive devices |
GB0024121D0 (en) * | 2000-10-03 | 2000-11-15 | Bae Systems Plc | Predicting behaviour of a moulded composite component |
US7785693B2 (en) | 2001-04-06 | 2010-08-31 | Ebert Composites Corporation | Composite laminate structure |
US6676785B2 (en) * | 2001-04-06 | 2004-01-13 | Ebert Composites Corporation | Method of clinching the top and bottom ends of Z-axis fibers into the respective top and bottom surfaces of a composite laminate |
US7056576B2 (en) * | 2001-04-06 | 2006-06-06 | Ebert Composites, Inc. | 3D fiber elements with high moment of inertia characteristics in composite sandwich laminates |
US20050025948A1 (en) * | 2001-04-06 | 2005-02-03 | Johnson David W. | Composite laminate reinforced with curvilinear 3-D fiber and method of making the same |
US7731046B2 (en) * | 2001-04-06 | 2010-06-08 | Ebert Composites Corporation | Composite sandwich panel and method of making same |
JP4027258B2 (ja) * | 2003-04-18 | 2007-12-26 | 本田技研工業株式会社 | 接着部の剥離検査方法 |
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DE10350974B4 (de) * | 2003-10-30 | 2014-07-17 | Hottinger Baldwin Messtechnik Gmbh | Aufnehmerelement, Vorrichtung zur Feststellung von Belastungen an Faserverbundwerkstoffbauteilen und Herstellungsverfahren für die Vorrichtung |
US20050100414A1 (en) * | 2003-11-07 | 2005-05-12 | Conocophillips Company | Composite riser with integrity monitoring apparatus and method |
WO2005083379A1 (en) * | 2004-02-26 | 2005-09-09 | Sif Universal Private Limited | Multi-arm fiber optic sensor |
WO2005106462A2 (en) * | 2004-04-26 | 2005-11-10 | Drexel University | Methods for use of fluorescent nanoparticles to determine free volume and to detect and deliver materials to repair cracks in polymers and polymer composites |
US7245371B2 (en) | 2004-08-27 | 2007-07-17 | B & W Tek, Inc. | Laser curing apparatus with real-time monitoring and control |
ES2255860B1 (es) * | 2004-12-22 | 2007-05-01 | Gamesa Desarrollos Aeronauticos, S.A. | Sistema y metodo de monitorizacion del curado de materiales compuestos. |
JP4721282B2 (ja) * | 2006-06-14 | 2011-07-13 | 富士重工業株式会社 | 要素分割法、要素分割演算装置及び損傷進展解析装置 |
JP5002199B2 (ja) * | 2006-06-14 | 2012-08-15 | 富士重工業株式会社 | 接着部はく離形状同定装置 |
GB0702601D0 (en) | 2007-02-09 | 2007-03-21 | Airbus Uk Ltd | Method and apparatus for curing a thermosetting material |
DE102007042546B4 (de) * | 2007-09-07 | 2010-01-14 | Ulrich Glombitza | Verfahren zur ortsaufgelösten Temperaturmessung in einem Rohr- oder Kanalsystem |
ES2329752A1 (es) * | 2008-05-29 | 2009-11-30 | Universidad Politecnica De Valencia | Sensor optico para la monitorizacion de estructuras. |
FR2948600B1 (fr) * | 2009-07-28 | 2011-10-07 | Airbus Operations Sas | Procede de fabrication d'une piece d'aeronef par infusion de resine |
JP2011058835A (ja) * | 2009-09-07 | 2011-03-24 | Kumagai Gumi Co Ltd | 織物への光ファイバーの編み込みによる強化センサー |
JP4580037B1 (ja) * | 2010-03-29 | 2010-11-10 | エンパイア テクノロジー ディベロップメント エルエルシー | 電池システム、及び電池の安全警報システム |
JP4580038B1 (ja) | 2010-04-27 | 2010-11-10 | エンパイア テクノロジー ディベロップメント エルエルシー | 電池システム、及び電池の安全警報システム |
DE102010034386A1 (de) * | 2010-08-13 | 2012-02-16 | Thomas Gmbh + Co. Technik + Innovation Kg | Verfahren zur Herstellung und zum Monitoring eines mindestens teilweise aus Kunststoff gebildeten Gegenstands und ein Bauteil |
DE102010035958B8 (de) * | 2010-08-31 | 2012-07-05 | Airbus Operations Gmbh | Vorrichtung und Verfahren zur Herstellung eines Bauteils sowie Flugzeugstrukturbauteil |
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JP5727807B2 (ja) * | 2011-02-08 | 2015-06-03 | 東芝三菱電機産業システム株式会社 | 光ファイバ温度センサ |
ES2419579B1 (es) * | 2011-07-20 | 2014-08-25 | Aeroblade S.A. | Sistema de transduccion basado en redes de difraccion en fibra optica |
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JP6174132B2 (ja) * | 2013-05-14 | 2017-08-02 | 三菱重工業株式会社 | 接着構造体及び接着状態検出方法 |
DE102014200953A1 (de) * | 2014-01-21 | 2015-07-23 | Bayerische Motoren Werke Aktiengesellschaft | Schadenserfassung an einem aus Faserverbundwerkstoff hergestellten Bauteil |
DE102014200955A1 (de) * | 2014-01-21 | 2015-07-23 | Bayerische Motoren Werke Aktiengesellschaft | Erfassung von lokalen Temperaturen eines in einem Presswerkzeug angeordneten Bauteils aus einem Faserverbundwerkstoff |
CN103792015A (zh) * | 2014-02-12 | 2014-05-14 | 中南大学 | 复合材料热压罐固化过程温度和应变的在线监测方法 |
JP6740138B2 (ja) | 2015-01-15 | 2020-08-12 | 三菱重工業株式会社 | 接着構造体とその製造方法及び接着状態検出方法 |
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CN107941283B (zh) * | 2017-12-22 | 2024-03-12 | 中南大学 | 复合材料热压固化过程的多参数在线监测系统以及方法 |
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DE102018121012A1 (de) * | 2018-08-28 | 2020-03-05 | Alzchem Trostberg Gmbh | Verfahren zur Herstellung eines Druckgasbehälters |
US20200156711A1 (en) * | 2018-11-19 | 2020-05-21 | Shape Corp. | Pultruded beam with tracer element for locating fiber reinforcement position |
JP7117993B2 (ja) * | 2018-12-25 | 2022-08-15 | フクビ化学工業株式会社 | Frp引抜成形体、及びその製造方法 |
JP7161399B2 (ja) * | 2018-12-28 | 2022-10-26 | 株式会社Subaru | 樹脂含浸測定装置 |
US10705298B1 (en) * | 2019-04-26 | 2020-07-07 | Lockheed Martin Corporation | Fiber optic protective box for core-stiffened composite structures |
CN111060048A (zh) * | 2019-11-30 | 2020-04-24 | 共享装备股份有限公司 | 用于检测树脂砂硬化深度及其速度的方法 |
CN113702172A (zh) * | 2021-07-30 | 2021-11-26 | 南京航空航天大学 | 一种树脂固化残余应变测试方法 |
FR3132864A1 (fr) * | 2022-02-18 | 2023-08-25 | Safran | Procédé de fabrication d’une pièce instrumentée en matériau composite à matrice organique |
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US5426297A (en) * | 1993-09-27 | 1995-06-20 | United Technologies Corporation | Multiplexed Bragg grating sensors |
US5401956A (en) * | 1993-09-29 | 1995-03-28 | United Technologies Corporation | Diagnostic system for fiber grating sensors |
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-
1995
- 1995-11-21 US US08/560,268 patent/US5770155A/en not_active Expired - Lifetime
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1996
- 1996-11-21 DK DK96940596T patent/DK0862729T3/da active
- 1996-11-21 DE DE0862729T patent/DE862729T1/de active Pending
- 1996-11-21 EP EP96940596A patent/EP0862729B1/en not_active Expired - Lifetime
- 1996-11-21 CN CN96198436A patent/CN1090318C/zh not_active Expired - Lifetime
- 1996-11-21 JP JP51992297A patent/JP3943596B2/ja not_active Expired - Lifetime
- 1996-11-21 KR KR10-1998-0703807A patent/KR100402673B1/ko not_active IP Right Cessation
- 1996-11-21 DE DE69619261T patent/DE69619261T2/de not_active Expired - Lifetime
- 1996-11-21 WO PCT/US1996/018770 patent/WO1997019325A1/en active IP Right Grant
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CN1090318C (zh) | 2002-09-04 |
JP3943596B2 (ja) | 2007-07-11 |
EP0862729A1 (en) | 1998-09-09 |
DE862729T1 (de) | 1999-05-06 |
US5770155A (en) | 1998-06-23 |
WO1997019325A1 (en) | 1997-05-29 |
JP2000501176A (ja) | 2000-02-02 |
DE69619261T2 (de) | 2002-07-18 |
KR19990071534A (ko) | 1999-09-27 |
DE69619261D1 (de) | 2002-03-21 |
EP0862729B1 (en) | 2002-02-13 |
KR100402673B1 (ko) | 2004-01-31 |
CN1202964A (zh) | 1998-12-23 |
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