IT8321956A0 - Procedimento e dispositivo di estrusione per la produzione di profilati di una o parecchie miscele diverse di gomme o materie plastiche. - Google Patents
Procedimento e dispositivo di estrusione per la produzione di profilati di una o parecchie miscele diverse di gomme o materie plastiche.Info
- Publication number
- IT8321956A0 IT8321956A0 IT8321956A IT2195683A IT8321956A0 IT 8321956 A0 IT8321956 A0 IT 8321956A0 IT 8321956 A IT8321956 A IT 8321956A IT 2195683 A IT2195683 A IT 2195683A IT 8321956 A0 IT8321956 A0 IT 8321956A0
- Authority
- IT
- Italy
- Prior art keywords
- profiles
- plastics
- rubber
- production
- several different
- Prior art date
Links
- 238000001125 extrusion Methods 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000000203 mixture Substances 0.000 title 1
- 239000004033 plastic Substances 0.000 title 1
- 229920003023 plastic Polymers 0.000 title 1
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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
-
- 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
- B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
-
- 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
- B29C48/19—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their edges
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92019—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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/9218—Weight
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92323—Location or phase of measurement
- B29C2948/92361—Extrusion unit
- B29C2948/92409—Die; Nozzle 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92323—Location or phase of measurement
- B29C2948/92438—Conveying, transporting or storage of 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92609—Dimensions
- B29C2948/92647—Thickness
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle 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
- 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
-
- 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
- B29L2030/00—Pneumatic or solid tyres or parts thereof
- B29L2030/002—Treads
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3315184A DE3315184C1 (de) | 1983-04-27 | 1983-04-27 | Verfahren und Strangpresseinrichtung zum UEberwachen der Herstellung von Profilen aus einer oder mehreren Kautschuk- oder Kunststoffmischungen |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8321956A0 true IT8321956A0 (it) | 1983-07-06 |
IT8321956A1 IT8321956A1 (it) | 1985-01-06 |
IT1164304B IT1164304B (it) | 1987-04-08 |
Family
ID=6197448
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21956/83A IT1164304B (it) | 1983-04-27 | 1983-07-06 | Procedimento e dispositivo di estrusione per la produzione di profilati di una o parecchie miscele diverse di gomme o materie plastiche |
Country Status (8)
Country | Link |
---|---|
US (1) | US4515738A (it) |
JP (1) | JPS59199230A (it) |
BR (1) | BR8304039A (it) |
DE (1) | DE3315184C1 (it) |
FR (1) | FR2545034B1 (it) |
GB (1) | GB2141844B (it) |
IT (1) | IT1164304B (it) |
SU (1) | SU1175359A3 (it) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3434904C1 (de) * | 1984-09-22 | 1985-10-17 | Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover | Verfahren und Anlage zum UEberwachen der Abmessungen eines aus einer oder mehreren Mischungen bestehenden,kontinuierlich extrudierten Profilbandes aus Kautschuk oder thermoplastischem Kunststoff |
GB2166568B (en) * | 1984-09-22 | 1987-12-31 | Berstorff Gmbh Masch Hermann | A method and apparatus for monitoring deviations in the dimensions of a continuously extruded profile strip |
DE3530383A1 (de) * | 1985-08-24 | 1987-03-05 | Reifenhaeuser Masch | Formgebendes werkzeugaggregat fuer eine strangpressvorrichtung fuer thermoplastifizierten kunststoff |
DE3534770C1 (de) * | 1985-09-30 | 1986-11-13 | Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover | Verfahren und Anordnung zum materialverlustarmen Anfahren einer Mehrfachstrangpresse zum Herstellen von aus verschiedenen Kautschuk- oder Kunststoffmischungen bestehendenProfilstraengen,beispielsweise fuer Lauf- oder Seitenstreifen von Fahrzeugreifen |
DE3535470A1 (de) * | 1985-10-04 | 1987-04-09 | Battenfeld Extrusionstech | Verfahren und vorrichtung zum konstanthalten der wandstaerke beim extrudieren von blasfolien, rohren oder rohrfoermigen straengen aus kunststoff |
DE3536329A1 (de) * | 1985-10-11 | 1987-04-16 | Battenfeld Extrusionstech | Verfahren und vorrichtung zum konstanthalten der wandstaerke bei extrudieren von blasfolien, rohren oder rohrfoermigen straengen aus kunststoff |
FR2636210B1 (fr) * | 1988-09-13 | 1993-04-09 | Kaufler Sa | Dispositif pour produire en continu des morceaux de viande sensiblement parallelepipediques |
ATE90908T1 (de) * | 1989-09-16 | 1993-07-15 | Roehm Gmbh | Koextrusionsadapter. |
US5128077A (en) * | 1991-02-12 | 1992-07-07 | General Tire, Inc. | Method for producing multicomponent extrusions having controlled component contributions |
US5527499A (en) * | 1995-01-31 | 1996-06-18 | Bridgestone/Firestone, Inc. | Extrusion apparatus and method with pressure equalization |
DE19507598C2 (de) * | 1995-03-04 | 1997-02-20 | Uniroyal Englebert Gmbh | Mehrkomponentenextruder |
US5725814A (en) * | 1995-06-07 | 1998-03-10 | Harrel, Inc. | Extrusion of an article of varying content |
US5695789A (en) * | 1995-06-07 | 1997-12-09 | Harrel, Inc. | Apparatus for extrusion of an article of varying content |
NL1012032C2 (nl) * | 1999-03-05 | 2000-09-06 | Wavin Bv | Werkwijze voor het vervaardigen van een buis van biaxiaal georiënteerd thermoplastisch kunststofmateriaal. |
JP3834199B2 (ja) * | 2000-11-22 | 2006-10-18 | 住友ゴム工業株式会社 | ゴム成形方法およびゴム成形装置 |
US20060038310A1 (en) * | 2004-07-29 | 2006-02-23 | Erik Lipson | Method and apparatus for forming extruded striped plastic products with variations in width of the stripes along the length of the products and for blow molding articles formed from such extruded parts |
DE602008005667D1 (de) * | 2007-05-31 | 2011-05-05 | Michelin Soc Tech | Vorrichtung und Methode zur Ummantelung eines Strangs |
DE102009004946B4 (de) * | 2008-10-22 | 2015-04-09 | Sikora Aktiengesellschaft | Verfahren und Vorrichtung zur Messung der Temperatur eines plastifizierten Kunststoffs am Ausgang eines Extruders |
DE102009048980A1 (de) * | 2009-10-09 | 2011-04-14 | Troester Gmbh & Co. Kg | Spritzkopf sowie eine mit einem solchen Spritzkopf ausgestattete Extrusionsvorrichtung |
US9227372B2 (en) * | 2011-12-19 | 2016-01-05 | The Goodyear Tire & Rubber Company | Conicity correction for rubber component extrusion |
WO2013098724A1 (en) | 2011-12-29 | 2013-07-04 | Pirelli Tyre S.P.A. | A process and an apparatus for building a tyre. |
US8597553B1 (en) | 2012-05-31 | 2013-12-03 | Mohawk Industries, Inc. | Systems and methods for manufacturing bulked continuous filament |
US11045979B2 (en) | 2012-05-31 | 2021-06-29 | Aladdin Manufacturing Corporation | Methods for manufacturing bulked continuous filament from recycled PET |
US10487422B2 (en) | 2012-05-31 | 2019-11-26 | Aladdin Manufacturing Corporation | Methods for manufacturing bulked continuous filament from colored recycled pet |
US9630353B2 (en) | 2012-05-31 | 2017-04-25 | Mohawk Industries, Inc. | Method of manufacturing bulked continuous filament |
US10695953B2 (en) | 2012-05-31 | 2020-06-30 | Aladdin Manufacturing Corporation | Methods for manufacturing bulked continuous carpet filament |
US10532495B2 (en) | 2012-05-31 | 2020-01-14 | Aladdin Manufacturing Corporation | Methods for manufacturing bulked continuous filament from recycled PET |
US10538016B2 (en) | 2012-05-31 | 2020-01-21 | Aladdin Manufacturing Corporation | Methods for manufacturing bulked continuous carpet filament |
US9636860B2 (en) | 2012-05-31 | 2017-05-02 | Mohawk Industries, Inc. | Method of manufacturing bulked continuous filament |
DE102013109346A1 (de) * | 2013-08-29 | 2015-03-05 | Continental Reifen Deutschland Gmbh | Verfahren zur Herstellung von Vormaterial für Fahrzeugreifen |
JP6392638B2 (ja) * | 2014-11-14 | 2018-09-19 | 東洋ゴム工業株式会社 | ゴム押出成型装置及び方法 |
DE102014117068B4 (de) | 2014-11-21 | 2020-04-23 | KraussMaffei Extrusion GmbH | Mehrfach-Strangpresskopf sowie Laufprofil-Herstellvorrichtung zum Herstellen von Laufprofilen von Fahrzeugreifen |
CN107912028B (zh) * | 2015-06-12 | 2020-03-31 | 倍耐力轮胎股份公司 | 用于在轮胎构建工艺中控制半成品的挤出的方法和设备 |
US10751915B2 (en) | 2016-11-10 | 2020-08-25 | Aladdin Manufacturing Corporation | Polyethylene terephthalate coloring systems and methods |
HUE062402T2 (hu) | 2017-01-30 | 2023-10-28 | Aladdin Mfg Corp | Eljárások ömlesztett folytonos szál sínezett reciklált PET-bõl történõ elõállítására |
JP6520967B2 (ja) * | 2017-02-16 | 2019-05-29 | 横浜ゴム株式会社 | ゴム押出装置およびゴム押出物の製造方法 |
US11279071B2 (en) | 2017-03-03 | 2022-03-22 | Aladdin Manufacturing Corporation | Method of manufacturing bulked continuous carpet filament |
CA3073425A1 (en) | 2017-09-15 | 2019-03-21 | Aladdin Manufacturing Corporation | Polyethylene terephthalate coloring method and system for manufacturing a bulked continuous carpet filament |
US11242622B2 (en) | 2018-07-20 | 2022-02-08 | Aladdin Manufacturing Corporation | Bulked continuous carpet filament manufacturing from polytrimethylene terephthalate |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3125616A (en) * | 1964-03-17 | Process for the production of thermoplastic polymeric | ||
US2289933A (en) * | 1941-05-09 | 1942-07-14 | Mccreary Tire And Rubber Compa | Tire tread fabrication |
US2382177A (en) * | 1941-10-15 | 1945-08-14 | Goodrich Co B F | Apparatus for making composite strips |
US2897543A (en) * | 1958-02-24 | 1959-08-04 | Goodrich Co B F | Multi-part extruder head |
US3280427A (en) * | 1964-02-03 | 1966-10-25 | Cooper Tire & Rubber Co | Apparatus for extruding composite black and white rubber strips for white sidewall tires |
US3502752A (en) * | 1967-02-13 | 1970-03-24 | Gen Cable Corp | Control of the dimensions of multiple layers of extruded insulation |
DE2201631C3 (de) * | 1972-01-14 | 1979-05-03 | Paul Troester Maschinenfabrik, 3000 Hannover | Strangpreßkopf zum Herstellen von Flachprofilen aus zwei verschiedenartigen Mischungen |
FR2304952A1 (fr) * | 1975-03-20 | 1976-10-15 | Lesieur Cotelle | Procede et dispositif pour la regulation de l'epaisseur d'une feuille plastique extrudee |
US4087499A (en) * | 1975-08-07 | 1978-05-02 | The Goodyear Tire & Rubber Company | Method for controlling uniformity in tire tread stock |
US4088721A (en) * | 1976-09-24 | 1978-05-09 | The Goodyear Tire & Rubber Company | Method and apparatus for controlling the thickness of extruded stock |
US4137025A (en) * | 1977-03-07 | 1979-01-30 | Graves Kenneth E | Apparatus for measuring and controlling the wall thickness of plastic pipes |
US4095156A (en) * | 1977-03-21 | 1978-06-13 | Vladimir Alexeevich Borisov | Device for automatic dimension control of extruded blanks |
DE2723130A1 (de) * | 1977-05-23 | 1978-12-07 | Bellaplast Gmbh | Verfahren und vorrichtung zum kontinuierlichen steuern des extrudiervorganges in extrudieranlagen |
US4097566A (en) * | 1977-06-01 | 1978-06-27 | Nucleonics Data Systems | Extrusion line control system |
JPS5438363A (en) * | 1977-08-31 | 1979-03-22 | Toyoda Gosei Co Ltd | Apparatus for automatic regulation of outer diameter of extrusion molded product |
IT1123875B (it) * | 1979-10-17 | 1986-04-30 | Pirelli | Testa di estrusione piana |
US4428896A (en) * | 1982-08-30 | 1984-01-31 | The General Tire & Rubber Company | Method of producing an extrudate of controlled size and shape from a roller die |
-
1983
- 1983-04-27 DE DE3315184A patent/DE3315184C1/de not_active Expired
- 1983-07-06 IT IT21956/83A patent/IT1164304B/it active
- 1983-07-18 JP JP58129584A patent/JPS59199230A/ja active Pending
- 1983-07-26 SU SU833622783A patent/SU1175359A3/ru active
- 1983-07-28 BR BR8304039A patent/BR8304039A/pt unknown
- 1983-08-01 FR FR8312654A patent/FR2545034B1/fr not_active Expired
- 1983-08-22 GB GB08322513A patent/GB2141844B/en not_active Expired
- 1983-08-23 US US06/525,708 patent/US4515738A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
BR8304039A (pt) | 1985-01-22 |
FR2545034B1 (fr) | 1988-04-22 |
US4515738A (en) | 1985-05-07 |
GB2141844B (en) | 1986-04-30 |
FR2545034A1 (fr) | 1984-11-02 |
IT1164304B (it) | 1987-04-08 |
IT8321956A1 (it) | 1985-01-06 |
JPS59199230A (ja) | 1984-11-12 |
GB8322513D0 (en) | 1983-09-21 |
DE3315184C1 (de) | 1984-06-28 |
GB2141844A (en) | 1985-01-03 |
SU1175359A3 (ru) | 1985-08-23 |
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