PT91340A - Processo de producao de um material para embalagem, flexivel, em forma de folha ou de banda - Google Patents

Processo de producao de um material para embalagem, flexivel, em forma de folha ou de banda

Info

Publication number
PT91340A
PT91340A PT9134089A PT9134089A PT91340A PT 91340 A PT91340 A PT 91340A PT 9134089 A PT9134089 A PT 9134089A PT 9134089 A PT9134089 A PT 9134089A PT 91340 A PT91340 A PT 91340A
Authority
PT
Portugal
Prior art keywords
flexivel
packaging
sheet
production
band shape
Prior art date
Application number
PT9134089A
Other languages
English (en)
Other versions
PT91340B (pt
Inventor
Ake Rosen
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
Priority claimed from SE8802778A external-priority patent/SE467917B/sv
Priority claimed from SE8802777A external-priority patent/SE467926B/sv
Application filed by Tetra Alfa Holdings filed Critical Tetra Alfa Holdings
Publication of PT91340A publication Critical patent/PT91340A/pt
Publication of PT91340B publication Critical patent/PT91340B/pt

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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/222—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length characterised by the shape of the surface
    • 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
    • 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
    • B29C53/02—Bending or folding
    • B29C53/04—Bending or folding of plates or sheets
    • B29C53/06—Forming folding lines by pressing or scoring
    • 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
    • B32B27/08—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 synthetic resin
    • 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
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • 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
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • 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
    • B32B3/30—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 formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
    • 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
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/42—Details of containers or of foldable or erectable container blanks
    • B65D5/56—Linings or internal coatings, e.g. pre-formed trays provided with a blow- or thermoformed layer
    • B65D5/563—Laminated linings; Coatings
    • 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0053—Moulding articles characterised by the shape of the surface, e.g. ribs, high polish
    • B29C37/0057—Moulding single grooves or ribs, e.g. tear lines
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their 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
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
    • B29C59/04—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts
    • 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
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/025—Polyolefin
    • 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
    • B32B2553/00—Packaging equipment or accessories not otherwise provided for
    • 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
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/1376—Foam or porous material containing
    • 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.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/2457—Parallel ribs and/or grooves
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31909—Next to second addition polymer from unsaturated monomers
    • Y10T428/31913—Monoolefin polymer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
PT91340A 1988-08-01 1989-08-01 Processo de producao de um material para embalagem, flexivel, em forma de folha ou de banda PT91340B (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8802778A SE467917B (sv) 1988-08-01 1988-08-01 Foerpackningsmaterial samt av materialet framstaellda foerpackningsbehaallare
SE8802777A SE467926B (sv) 1988-08-01 1988-08-01 Flexibelt, ark- eller banformigt foerpackningsmaterial

Publications (2)

Publication Number Publication Date
PT91340A true PT91340A (pt) 1990-03-08
PT91340B PT91340B (pt) 1996-01-31

Family

ID=26660271

Family Applications (1)

Application Number Title Priority Date Filing Date
PT91340A PT91340B (pt) 1988-08-01 1989-08-01 Processo de producao de um material para embalagem, flexivel, em forma de folha ou de banda

Country Status (21)

Country Link
US (1) US5143764A (pt)
EP (2) EP0353496B1 (pt)
JP (1) JP2848635B2 (pt)
KR (1) KR940009014B1 (pt)
CN (1) CN1018259B (pt)
AR (1) AR240690A1 (pt)
AT (1) ATE119830T1 (pt)
AU (1) AU614653B2 (pt)
BR (1) BR8903823A (pt)
CA (1) CA1333879C (pt)
CZ (1) CZ283265B6 (pt)
DE (1) DE68921678T2 (pt)
ES (1) ES2069552T3 (pt)
HU (1) HU210360B (pt)
PL (1) PL160551B1 (pt)
PT (1) PT91340B (pt)
RO (1) RO104653B1 (pt)
RU (1) RU1804430C (pt)
SK (1) SK278374B6 (pt)
UA (1) UA13452A (pt)
YU (1) YU46751B (pt)

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SE468635B (sv) * 1991-01-09 1993-02-22 Tetra Alfa Holdings Foerpackningsmaterial jaemte anvaendning av materialet foer framstaellning av behaallare med goda syrgastaethetsegenskaper
SE502399C2 (sv) * 1991-02-14 1995-10-16 Tetra Laval Holdings & Finance Med öppningsanvisning försedd förpackningsbehållare
SE502398C2 (sv) * 1991-03-07 1995-10-16 Tetra Laval Holdings & Finance Kantförstärkt förpackningsbehållare
SE502397C2 (sv) * 1991-05-03 1995-10-16 Tetra Laval Holdings & Finance Förpackningslaminat med goda förseglings- och barriäregenskaper samt av förpackningslaminatet framställda förpackningsbehållare
US5851634A (en) * 1992-08-11 1998-12-22 E. Khashoggi Industries Hinges for highly inorganically filled composite materials
SE9301469D0 (sv) * 1993-04-29 1993-04-29 Tetra Laval Holdings & Finance Sa Foerpackningsmaterial samt daerav framstaelld foerpackningsbehaallare
EP0623646A3 (de) * 1993-05-05 1996-11-27 Bp Chemicals Plastec Gmbh Verpackungsmaterial zur Herstellung von Faltschachteln.
JP2874535B2 (ja) * 1993-10-29 1999-03-24 豊田合成株式会社 二層押出成形品
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LT3888B (en) 1994-05-11 1996-04-25 Tetra Laval Holdings & Finance Stengthened adge packaging container
LT3887B (en) 1994-05-11 1996-04-25 Tetra Laval Holdings & Finance Packaging container
LT3889B (en) 1994-05-11 1996-04-25 Tetra Laval Holdings & Finance Packaging laminate with excellent sealing and barrier properties and also packaging container manufactured from the packaging laminate
SE507955C2 (sv) * 1995-11-20 1998-08-03 Tetra Laval Holdings & Finance Sätt och anordning för efterformning av förpackningsbehållare
US6218023B1 (en) 1997-04-21 2001-04-17 Montell North America, Inc. Co-extruded laminate comprising at least one propylene graft copolymer layer
US5916672A (en) * 1997-04-25 1999-06-29 Brunswick Corporation Thermoplastic multi-layer composite structure
NL1007831C1 (nl) * 1997-12-18 1999-06-21 Scanilec Bv Werkwijze voor het aanbrengen van een ril in een strook laminaat alsmede een scharnierbaar hoekprofiel.
SE9801140D0 (sv) 1998-04-01 1998-04-01 Tetra Laval Holdings & Finance Laminerat förpackningsmaterial samt förpackningsbehållare framställd därav
SE518351C2 (sv) * 1998-05-22 2002-09-24 Tetra Laval Holdings & Finance Förpackningsmaterial och av materialet framställda förpackningar för ljuskänsliga produkter
US6306518B1 (en) 1999-05-19 2001-10-23 Montell Technology Company Bv High surface gloss, co-extruded sheets from propylene polymer materials
US6489019B1 (en) 1999-05-19 2002-12-03 Basell Poliolefine Italia S.P.A. High surface gloss, co-extruded sheets from olefin polymer materials
SE515824C2 (sv) * 2000-01-26 2001-10-15 Tetra Laval Holdings & Finance Förfarande för tillverkning av ett flerskiktat förpackningslaminat genom våtbeläggning, samt laminat tillverkat enligt förfarandet
SE525978C2 (sv) * 2000-05-08 2005-06-07 Tetra Laval Holdings & Finance Sätt att framställa förpackningslaminat samt förpackningsbehållare därav med genomgående hål och öppningsanordning
SE523439C2 (sv) * 2001-10-04 2004-04-20 Tetra Laval Holdings & Finance Förpackningslaminat och därav framställd förpackningsbehållare
DE602004023125D1 (de) * 2004-01-06 2009-10-22 Dow Global Technologies Inc Mehrlagige polymerfolien
CN101037831B (zh) * 2006-03-15 2010-09-01 胡政源 一种布管的加工方法和设备
CZ306753B6 (cs) * 2011-01-26 2017-06-14 Invos, Spol. S. R. O. Vícevrstvá obalová polymerní fólie
DE102014108363A1 (de) * 2014-06-13 2015-12-17 Titan Umreifungstechnik Gmbh & Co. Kg Kunststoff-Umreifungsband zum Umschlingen von einem oder mehreren Gegenständen
EP3219630B1 (en) * 2016-03-17 2018-09-26 Tetra Laval Holdings & Finance SA A method of operating a packaging machine for producing sealed packages
CN107379623A (zh) * 2016-05-17 2017-11-24 高坤 一种透明折合塑料包装盒的热压痕加工方法
IT201900010434A1 (it) * 2019-06-28 2020-12-28 Akro Brain Srl Film estensibile per imballaggi, rinforzato mediante zone di deformazione longitudinali e dotato di bordi a basso spessore

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Also Published As

Publication number Publication date
RO104653B1 (en) 1993-04-25
KR940009014B1 (ko) 1994-09-29
CS458989A3 (en) 1992-04-15
JPH02175141A (ja) 1990-07-06
PT91340B (pt) 1996-01-31
SK278374B6 (en) 1997-02-05
JP2848635B2 (ja) 1999-01-20
RU1804430C (ru) 1993-03-23
HUT54564A (en) 1991-03-28
DE68921678D1 (de) 1995-04-20
ATE119830T1 (de) 1995-04-15
YU46751B (sh) 1994-04-05
EP0353496A1 (en) 1990-02-07
CZ283265B6 (cs) 1998-02-18
YU150989A (en) 1991-06-30
US5143764A (en) 1992-09-01
AU3914689A (en) 1990-02-01
AU614653B2 (en) 1991-09-05
CA1333879C (en) 1995-01-10
BR8903823A (pt) 1990-03-20
AR240690A1 (es) 1990-09-28
EP0640461A1 (en) 1995-03-01
CN1039771A (zh) 1990-02-21
KR900003032A (ko) 1990-03-23
CN1018259B (zh) 1992-09-16
PL160551B1 (pl) 1993-03-31
EP0353496B1 (en) 1995-03-15
HU210360B (en) 1995-04-28
ES2069552T3 (es) 1995-05-16
UA13452A (uk) 1997-02-28
DE68921678T2 (de) 1995-07-27

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