IT7805282A0 - Procedimento per l'accoppiamento di foglie di resina termoplastica espansa, e pannello composito ottenuto con detto procedimento. - Google Patents
Procedimento per l'accoppiamento di foglie di resina termoplastica espansa, e pannello composito ottenuto con detto procedimento.Info
- Publication number
- IT7805282A0 IT7805282A0 IT7805282A IT528278A IT7805282A0 IT 7805282 A0 IT7805282 A0 IT 7805282A0 IT 7805282 A IT7805282 A IT 7805282A IT 528278 A IT528278 A IT 528278A IT 7805282 A0 IT7805282 A0 IT 7805282A0
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- thermoplastic resin
- composite panel
- panel obtained
- expanded thermoplastic
- Prior art date
Links
- 238000000034 method Methods 0.000 title 2
- 239000002131 composite material Substances 0.000 title 1
- 230000008878 coupling Effects 0.000 title 1
- 238000010168 coupling process Methods 0.000 title 1
- 238000005859 coupling reaction Methods 0.000 title 1
- 229920005992 thermoplastic resin Polymers 0.000 title 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/03—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers with respect to the orientation of features
-
- 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
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/08—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles using several expanding or moulding steps
-
- 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
-
- 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
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/03—After-treatments in the joint area
- B29C66/034—Thermal after-treatments
- B29C66/0342—Cooling, e.g. transporting through welding and cooling zone
-
- 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
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/112—Single lapped joints
- B29C66/1122—Single lap to lap joints, i.e. overlap joints
-
- 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
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/45—Joining of substantially the whole surface of the articles
-
- 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
- B29C66/727—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 porous, e.g. 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
- B29C66/834—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools moving with the parts to be joined
- B29C66/8341—Roller, cylinder or drum types; Band or belt types; Ball types
- B29C66/83411—Roller, cylinder or drum types
- B29C66/83413—Roller, cylinder or drum types cooperating rollers, cylinders or drums
-
- 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
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/04—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the partial melting of at least one 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
- 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
- B32B5/32—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 at least two layers being foamed and next to each other
-
- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
-
- 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
- B29C66/72327—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 natural products or their composites, not provided for in B29C66/72321 - B29C66/72324
- B29C66/72328—Paper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2009/00—Layered products
-
- 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
- B32B2038/0052—Other operations not otherwise provided for
- B32B2038/0088—Expanding, swelling
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/72—Density
-
- 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
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/08—Dimensions, e.g. volume
- B32B2309/10—Dimensions, e.g. volume linear, e.g. length, distance, width
- B32B2309/105—Thickness
-
- 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
- B32B2607/00—Walls, panels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Laminated Bodies (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Sealing Material Composition (AREA)
- Adhesives Or Adhesive Processes (AREA)
Priority Applications (13)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT528278A IT1104292B (it) | 1978-12-12 | 1978-12-12 | Procedimento per l'accoppiamento di foglie di resina termoplastica espansa,e pannello composito ottenuto con detto procedimento |
GB7935878A GB2044672B (en) | 1978-12-12 | 1979-10-16 | Laminating process and apparatus |
NO793328A NO155652C (no) | 1978-12-12 | 1979-10-16 | Fremgangsmaate for kontinuerlig fremstilling av en plate ved sammenbinding av to eller flere baner av ekspandert termoplastisk harpiks. |
DK435579A DK150978C (da) | 1978-12-12 | 1979-10-16 | Fremgangsmaade til kontinuerlig fremstilling af en plade af mindst to lag af termoplastisk ekspanderet formstof |
AT675679A AT367348B (de) | 1978-12-12 | 1979-10-17 | Verfahren zur kontinuierlichen herstellung von plattenfoermigen schichtstoffen |
SE7908575A SE430967B (sv) | 1978-12-12 | 1979-10-17 | Kontinuerligt forfarande for astadkommande av en skiva av skummat termoplastharts |
CH938179A CH635776A5 (it) | 1978-12-12 | 1979-10-18 | Procedimento per l'accoppiamento di foglie di resina termoplastica espansa, e pannello composito ottenuto con detto procedimento. |
BE0/197771A BE879571A (fr) | 1978-12-12 | 1979-10-22 | Procede et installation pour assembler des feuilles de resine thermoplastique expansee et panneau composite obtenu a l'aide de ce procede |
GR60318A GR66671B (it) | 1978-12-12 | 1979-10-23 | |
DE2943588A DE2943588C2 (de) | 1978-12-12 | 1979-10-29 | Verfahren zum kontinuierlichen Herstellen einer Platte aus mindestens zwei Schichten aus thermoplastischem expandierten Kunststoff |
NL7908336A NL185757C (nl) | 1978-12-12 | 1979-11-14 | Werkwijze voor het vervaardigen van laminaten van geexpandeerde thermoplastische kunststoffen. |
ES485983A ES485983A1 (es) | 1978-12-12 | 1979-11-15 | Procedimiento para el acoplamiento de hojas de resina termo-plastica expandida |
FR7930509A FR2443928A1 (fr) | 1978-12-12 | 1979-12-12 | Procede et installation pour assembler des feuilles de resine thermoplastique expansee et panneau composite obtenu a l'aide de ce procede |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT528278A IT1104292B (it) | 1978-12-12 | 1978-12-12 | Procedimento per l'accoppiamento di foglie di resina termoplastica espansa,e pannello composito ottenuto con detto procedimento |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7805282A0 true IT7805282A0 (it) | 1978-12-12 |
IT1104292B IT1104292B (it) | 1985-10-21 |
Family
ID=11120142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT528278A IT1104292B (it) | 1978-12-12 | 1978-12-12 | Procedimento per l'accoppiamento di foglie di resina termoplastica espansa,e pannello composito ottenuto con detto procedimento |
Country Status (13)
Country | Link |
---|---|
AT (1) | AT367348B (it) |
BE (1) | BE879571A (it) |
CH (1) | CH635776A5 (it) |
DE (1) | DE2943588C2 (it) |
DK (1) | DK150978C (it) |
ES (1) | ES485983A1 (it) |
FR (1) | FR2443928A1 (it) |
GB (1) | GB2044672B (it) |
GR (1) | GR66671B (it) |
IT (1) | IT1104292B (it) |
NL (1) | NL185757C (it) |
NO (1) | NO155652C (it) |
SE (1) | SE430967B (it) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3635049A1 (de) * | 1986-10-15 | 1988-04-28 | Pegulan Werke Ag | Verfahren zur herstellung einer tiefziehfaehigen schaumverbundfolie |
DE19755940A1 (de) * | 1997-12-16 | 1999-06-24 | Armstrong Insulation Products | Verfahren zur Herstellung einer thermisch isolierenden Plattenware |
US9296126B2 (en) | 2003-05-17 | 2016-03-29 | Microgreen Polymers, Inc. | Deep drawn microcellularly foamed polymeric containers made via solid-state gas impregnation thermoforming |
US7807260B2 (en) | 2007-01-17 | 2010-10-05 | Microgreen Polymers, Inc. | Multi-layered foamed polymeric objects and related methods |
US8568125B2 (en) | 2008-04-14 | 2013-10-29 | Microgreen Polymers Inc. | Roll fed flotation/impingement air ovens and related thermoforming systems for corrugation-free heating and expanding of gas impregnated thermoplastic webs |
GB2474431B (en) | 2009-10-13 | 2012-10-31 | Gurit Uk Ltd | Production of extruded foam |
EP2560818B1 (en) | 2010-04-19 | 2015-08-26 | Microgreen Polymers, Inc. | A method for joining thermoplastic polymer material |
US20130302547A1 (en) * | 2011-01-27 | 2013-11-14 | Krishna V. Nadella | Microstructure for fusion bonded thermoplastic polymer material, and related methods |
WO2013130780A2 (en) | 2012-02-29 | 2013-09-06 | Microgreen Polymers, Inc. | Method for infusing a gas into a thermoplastic material, and related systems |
WO2013177271A2 (en) | 2012-05-22 | 2013-11-28 | Owens Corning Intellectual Capital, Llc | Laminated foam product and methods for making laminated foam products |
WO2014110594A1 (en) | 2013-01-14 | 2014-07-17 | Microgreen Polymers, Inc. | Systems for unwinding a roll of thermoplastic material interleaved with a porous material, and related methods |
CN108859131A (zh) * | 2018-06-05 | 2018-11-23 | 浙江乍浦塑料制品有限公司 | 一种中空板自动生产装置及其生产工艺 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7100165U (de) * | 1971-06-03 | Lavorazione Materie Plastische Lmp Spa | Verbundfolie aus geschäumten Kunst stoffschichten | |
DE1504917A1 (de) * | 1963-05-29 | 1969-04-03 | Rudolf Schoebel | Elastischer Boden- bzw. Wandbelag |
DE2114446A1 (en) * | 1971-03-25 | 1972-09-28 | Metallgesellschaft Ag | Foam with dense skin - on both sides produced by joining two foam layers externally cooled |
-
1978
- 1978-12-12 IT IT528278A patent/IT1104292B/it active
-
1979
- 1979-10-16 GB GB7935878A patent/GB2044672B/en not_active Expired
- 1979-10-16 DK DK435579A patent/DK150978C/da active
- 1979-10-16 NO NO793328A patent/NO155652C/no unknown
- 1979-10-17 AT AT675679A patent/AT367348B/de not_active IP Right Cessation
- 1979-10-17 SE SE7908575A patent/SE430967B/sv not_active IP Right Cessation
- 1979-10-18 CH CH938179A patent/CH635776A5/it not_active IP Right Cessation
- 1979-10-22 BE BE0/197771A patent/BE879571A/fr not_active IP Right Cessation
- 1979-10-23 GR GR60318A patent/GR66671B/el unknown
- 1979-10-29 DE DE2943588A patent/DE2943588C2/de not_active Expired
- 1979-11-14 NL NL7908336A patent/NL185757C/xx not_active IP Right Cessation
- 1979-11-15 ES ES485983A patent/ES485983A1/es not_active Expired
- 1979-12-12 FR FR7930509A patent/FR2443928A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
NO793328L (no) | 1980-06-13 |
IT1104292B (it) | 1985-10-21 |
DK435579A (da) | 1980-06-13 |
ATA675679A (de) | 1981-11-15 |
DK150978B (da) | 1987-10-05 |
ES485983A1 (es) | 1980-09-01 |
DE2943588A1 (de) | 1980-06-26 |
FR2443928A1 (fr) | 1980-07-11 |
FR2443928B1 (it) | 1984-04-27 |
GB2044672A (en) | 1980-10-22 |
SE430967B (sv) | 1983-12-27 |
BE879571A (fr) | 1980-02-15 |
SE7908575L (sv) | 1980-06-13 |
NL7908336A (nl) | 1980-06-16 |
CH635776A5 (it) | 1983-04-29 |
NO155652B (no) | 1986-01-26 |
NO155652C (no) | 1987-05-06 |
AT367348B (de) | 1982-06-25 |
DE2943588C2 (de) | 1984-10-18 |
NL185757C (nl) | 1990-07-16 |
DK150978C (da) | 1988-02-22 |
GR66671B (it) | 1981-04-08 |
GB2044672B (en) | 1983-04-20 |
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