SE9300918D0 - Anordning foer ultraljudsfoersegling - Google Patents

Anordning foer ultraljudsfoersegling

Info

Publication number
SE9300918D0
SE9300918D0 SE9300918A SE9300918A SE9300918D0 SE 9300918 D0 SE9300918 D0 SE 9300918D0 SE 9300918 A SE9300918 A SE 9300918A SE 9300918 A SE9300918 A SE 9300918A SE 9300918 D0 SE9300918 D0 SE 9300918D0
Authority
SE
Sweden
Prior art keywords
ultrasonic sealing
length
horn
image
drive unit
Prior art date
Application number
SE9300918A
Other languages
English (en)
Other versions
SE505864C2 (sv
SE9300918L (sv
Inventor
Haakan Olsson
Magnus Raabe
Original Assignee
Tetra Alfa Holdings
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
Publication of SE9300918D0 publication Critical patent/SE9300918D0/sv
Priority to SE9300918A priority Critical patent/SE505864C2/sv
Application filed by Tetra Alfa Holdings filed Critical Tetra Alfa Holdings
Priority to EP94102848A priority patent/EP0615907B1/en
Priority to DE69406165T priority patent/DE69406165T2/de
Priority to AT94102848T priority patent/ATE159221T1/de
Priority to DK94102848.2T priority patent/DK0615907T3/da
Priority to ES94102848T priority patent/ES2111194T3/es
Priority to TW083101808A priority patent/TW267139B/zh
Priority to KR1019940004810A priority patent/KR100223256B1/ko
Priority to CA002119038A priority patent/CA2119038C/en
Priority to AU57884/94A priority patent/AU670858B2/en
Priority to BR9401205A priority patent/BR9401205A/pt
Priority to RU94008853A priority patent/RU2121911C1/ru
Priority to JP04908494A priority patent/JP3647058B2/ja
Priority to CN94102898A priority patent/CN1042816C/zh
Publication of SE9300918L publication Critical patent/SE9300918L/sv
Priority to US08/416,526 priority patent/US6153964A/en
Publication of SE505864C2 publication Critical patent/SE505864C2/sv
Priority to GR980400095T priority patent/GR3025925T3/el

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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B3/00—Methods or apparatus specially adapted for transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81427—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined comprising a single ridge, e.g. for making a weakening line; comprising a single tooth
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8145—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the constructional aspects of the pressing elements, e.g. of the welding jaws or clamps
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/816—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the mounting of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8167—Quick change joining tools or surfaces
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/95—Measuring or controlling the joining process by measuring or controlling specific variables not covered by groups B29C66/91 - B29C66/94
    • B29C66/959—Measuring or controlling the joining process by measuring or controlling specific variables not covered by groups B29C66/91 - B29C66/94 characterised by specific values or ranges of said specific variables
    • B29C66/9592—Measuring or controlling the joining process by measuring or controlling specific variables not covered by groups B29C66/91 - B29C66/94 characterised by specific values or ranges of said specific variables in explicit relation to another variable, e.g. X-Y diagrams
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
    • B29C66/7232—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer
    • B29C66/72321—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer consisting of metals or their alloys
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
    • B29C66/73921—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/84—Specific machine types or machines suitable for specific applications
    • B29C66/849—Packaging machines
    • 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
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
    • B29K2705/02—Aluminium

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Package Closures (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Sealing Material Composition (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
SE9300918A 1993-03-19 1993-03-19 Anordning för ultraljudsförsegling SE505864C2 (sv)

Priority Applications (16)

Application Number Priority Date Filing Date Title
SE9300918A SE505864C2 (sv) 1993-03-19 1993-03-19 Anordning för ultraljudsförsegling
EP94102848A EP0615907B1 (en) 1993-03-19 1994-02-25 A device for ultrasonic sealing
DE69406165T DE69406165T2 (de) 1993-03-19 1994-02-25 Vorrichtung zur Ultraschallversiegelung
AT94102848T ATE159221T1 (de) 1993-03-19 1994-02-25 Vorrichtung zur ultraschallversiegelung
DK94102848.2T DK0615907T3 (da) 1993-03-19 1994-02-25 Apparat til ultralydsvejsning
ES94102848T ES2111194T3 (es) 1993-03-19 1994-02-25 Un dispositivo para soldadura ultrasonica.
TW083101808A TW267139B (sv) 1993-03-19 1994-03-02
KR1019940004810A KR100223256B1 (ko) 1993-03-19 1994-03-11 초음파밀봉장치
CA002119038A CA2119038C (en) 1993-03-19 1994-03-15 Device for ultrasonic sealing
AU57884/94A AU670858B2 (en) 1993-03-19 1994-03-17 A device for ultrasonic sealing
JP04908494A JP3647058B2 (ja) 1993-03-19 1994-03-18 超音波シール装置
BR9401205A BR9401205A (pt) 1993-03-19 1994-03-18 Aparelho para selagem ultra-sônica
RU94008853A RU2121911C1 (ru) 1993-03-19 1994-03-18 Устройство для запаивания ультразвуком
CN94102898A CN1042816C (zh) 1993-03-19 1994-03-19 超声密封设备
US08/416,526 US6153964A (en) 1993-03-19 1995-04-03 Device for ultrasonic sealing
GR980400095T GR3025925T3 (en) 1993-03-19 1998-01-15 A device for ultrasonic sealing.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9300918A SE505864C2 (sv) 1993-03-19 1993-03-19 Anordning för ultraljudsförsegling

Publications (3)

Publication Number Publication Date
SE9300918D0 true SE9300918D0 (sv) 1993-03-19
SE9300918L SE9300918L (sv) 1994-09-20
SE505864C2 SE505864C2 (sv) 1997-10-20

Family

ID=20389287

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9300918A SE505864C2 (sv) 1993-03-19 1993-03-19 Anordning för ultraljudsförsegling

Country Status (16)

Country Link
US (1) US6153964A (sv)
EP (1) EP0615907B1 (sv)
JP (1) JP3647058B2 (sv)
KR (1) KR100223256B1 (sv)
CN (1) CN1042816C (sv)
AT (1) ATE159221T1 (sv)
AU (1) AU670858B2 (sv)
BR (1) BR9401205A (sv)
CA (1) CA2119038C (sv)
DE (1) DE69406165T2 (sv)
DK (1) DK0615907T3 (sv)
ES (1) ES2111194T3 (sv)
GR (1) GR3025925T3 (sv)
RU (1) RU2121911C1 (sv)
SE (1) SE505864C2 (sv)
TW (1) TW267139B (sv)

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SE503823C2 (sv) * 1995-06-16 1996-09-16 Tetra Laval Holdings & Finance Metod att flytta resonansfrekvenser för störande svängningsmoder
SE9502225L (sv) * 1995-06-19 1996-09-16 Tetra Laval Holdings & Finance Anordning vid en drivenhet för en ultraljudsförseglingsenhet
SE9502226L (sv) * 1995-06-19 1996-12-20 Tetra Laval Holdings & Finance Anordning vid en drivenhet för en ultraljudsförseglingsenhet
US5728062A (en) * 1995-11-30 1998-03-17 Pharmasonics, Inc. Apparatus and methods for vibratory intraluminal therapy employing magnetostrictive transducers
AU723618B2 (en) * 1996-06-21 2000-08-31 Tetra Laval Holdings & Finance Sa An arrangement in a drive unit for an ultrasound sealing unit
AU723621B2 (en) * 1996-06-21 2000-08-31 Tetra Laval Holdings & Finance Sa An arrangement in a drive unit for an ultrasound sealing unit
US6221038B1 (en) 1996-11-27 2001-04-24 Pharmasonics, Inc. Apparatus and methods for vibratory intraluminal therapy employing magnetostrictive transducers
EP1097869B1 (en) 1998-03-23 2005-08-17 Shikoku Kakoki Co., Ltd. Ultrasonic sealer
JP3806537B2 (ja) * 1999-03-10 2006-08-09 株式会社カイジョー 超音波洗浄機及びそれを具備するウエット処理ノズル
JP4316053B2 (ja) 1999-07-05 2009-08-19 四国化工機株式会社 超音波シール装置
JP4282179B2 (ja) 1999-09-30 2009-06-17 四国化工機株式会社 超音波シール装置
JP4603122B2 (ja) 2000-02-23 2010-12-22 四国化工機株式会社 超音波シール装置
JP2002210412A (ja) * 2001-01-22 2002-07-30 Matsushita Electric Ind Co Ltd 超音波振動工具と定着装置及び加熱装置
ES2213683T3 (es) * 2001-03-12 2004-09-01 TETRA LAVAL HOLDINGS & FINANCE SA Dispositivo de soldadura por ultrasonidos para soldar envases de productos alimenticios vertibles.
SE524231C2 (sv) 2002-02-12 2004-07-13 Tetra Laval Holdings & Finance Ultraljudshorn
GB2388741B (en) * 2002-05-17 2004-06-30 Morgan Crucible Co Transducer assembly
TWI328508B (en) * 2003-07-21 2010-08-11 Ima Spa An ultrasound unit for sealing lengths of filter paper
US7377416B2 (en) * 2004-10-01 2008-05-27 Xerox Corporation Ultrasonic welding horn for welding a seam in an imaging receptor belt
DE602004012574T2 (de) 2004-11-05 2009-04-16 Tetra Laval Holdings & Finance S.A. Versiegelungsvorrichtung zur Herstellung von versiegelten Verpackungen für ein fliessfähiges Nahrungsmittel
DE102005038344A1 (de) * 2005-08-13 2007-02-15 Tetra Laval Holdings & Finance S.A. Vorrichtung zum Ultraschallbearbeiten von Werkstücken
JP4743405B2 (ja) * 2005-10-13 2011-08-10 精電舎電子工業株式会社 超音波加工用工具ホーン
JP4665716B2 (ja) * 2005-10-26 2011-04-06 パナソニック電工株式会社 ヘアスタイリング用超音波振動装置
JP4687390B2 (ja) * 2005-10-26 2011-05-25 パナソニック電工株式会社 超音波振動装置
EP2113370B1 (en) 2008-04-29 2017-09-20 Tetra Laval Holdings & Finance S.A. Sealing jaw for producing sealed packages of a food product
EP2113371A1 (en) 2008-04-29 2009-11-04 Tetra Laval Holdings & Finance SA Sealing jaw for producing sealed packages of a food product
EP2255892B1 (en) * 2009-05-29 2013-07-17 Tetra Laval Holdings & Finance S.A. Electronic counting of sealing cycles of an ultrasonic sealing device in a packaging machine
KR101083995B1 (ko) * 2009-06-11 2011-11-16 김왕근 향상된 튜브 충진 실링 시스템
EP2368694A1 (en) 2010-03-22 2011-09-28 Tetra Laval Holdings & Finance S.A. Sonotrode
EP2662291B1 (en) 2012-05-11 2014-10-15 Tetra Laval Holdings & Finance S.A. Packaging unit and method for producing sealed packages
EP2774746B1 (en) 2013-03-07 2017-04-19 Tetra Laval Holdings & Finance S.A. Sonotrode
EP2789450A1 (de) * 2013-04-09 2014-10-15 Telsonic Holding AG Vorrichtung zum Verschweissen mittels Ultraschall
US9718144B2 (en) * 2014-06-09 2017-08-01 Branson Ultrasonics Corporation High bandwidth large surface area ultrasonic block horn
EP2998104B1 (en) * 2014-09-18 2018-03-14 Tetra Laval Holdings & Finance S.A. Sealing unit
DE102014015958A1 (de) 2014-10-31 2016-05-04 Sig Technology Ag Vorrichtung, insbesondere zum Verschließen eines Kopfbereichs eines Nahrungsmittel-behälters, aus einem Laminat mit geschältem und umgeschlagenen Randbereich
US20170225815A1 (en) * 2016-02-10 2017-08-10 Ilapak Italia S.P.A. Ultrasound welding device, in particular for welding flexible packages, optionally made of a plastic material and machine for packaging food products provided with such an ultrasound welding device
RU2759639C1 (ru) * 2020-11-27 2021-11-16 федеральное государственное бюджетное образовательное учреждение высшего образования "Самарский государственный технический университет" Устройство для монтажа контактных штырей на печатные платы
DE102022117799A1 (de) 2022-07-15 2024-01-18 Herrmann Ultraschalltechnik Gmbh & Co. Kg Ultraschallschwingeinheit mit hartem Entkoppelelement

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Also Published As

Publication number Publication date
EP0615907B1 (en) 1997-10-15
DE69406165D1 (de) 1997-11-20
CA2119038C (en) 2004-11-16
JPH072231A (ja) 1995-01-06
AU670858B2 (en) 1996-08-01
TW267139B (sv) 1996-01-01
GR3025925T3 (en) 1998-04-30
RU2121911C1 (ru) 1998-11-20
AU5788494A (en) 1994-09-22
KR100223256B1 (ko) 1999-10-15
EP0615907A1 (en) 1994-09-21
DE69406165T2 (de) 1998-02-12
JP3647058B2 (ja) 2005-05-11
DK0615907T3 (da) 1998-06-02
ES2111194T3 (es) 1998-03-01
BR9401205A (pt) 1994-11-08
CA2119038A1 (en) 1994-09-20
CN1042816C (zh) 1999-04-07
ATE159221T1 (de) 1997-11-15
RU94008853A (ru) 1996-06-10
US6153964A (en) 2000-11-28
SE505864C2 (sv) 1997-10-20
CN1093330A (zh) 1994-10-12
SE9300918L (sv) 1994-09-20

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