JPS6052924B2 - 押出方法及び2段式単一スクリユー押出装置 - Google Patents
押出方法及び2段式単一スクリユー押出装置Info
- Publication number
- JPS6052924B2 JPS6052924B2 JP51000049A JP4976A JPS6052924B2 JP S6052924 B2 JPS6052924 B2 JP S6052924B2 JP 51000049 A JP51000049 A JP 51000049A JP 4976 A JP4976 A JP 4976A JP S6052924 B2 JPS6052924 B2 JP S6052924B2
- Authority
- JP
- Japan
- Prior art keywords
- region
- bore
- screw
- diameter
- extrusion device
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 238000001125 extrusion Methods 0.000 title claims description 24
- 239000011347 resin Substances 0.000 claims description 32
- 229920005989 resin Polymers 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 29
- 238000002844 melting Methods 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 239000000088 plastic resin Substances 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 2
- 239000011295 pitch Substances 0.000 claims 7
- 239000011346 highly viscous material Substances 0.000 claims 1
- -1 polyfluoroethylene-hexafluoropropylene copolymer Polymers 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 3
- 239000000155 melt Substances 0.000 description 2
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 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
- B29C48/50—Details of extruders
- B29C48/68—Barrels or cylinders
- B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
- B29C48/686—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having grooves or cavities
-
- 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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
-
- 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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/397—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using a single screw
-
- 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
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/52—Screws with an outer diameter varying along the longitudinal axis, e.g. for obtaining different thread clearance
-
- 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
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
-
- 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
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/56—Screws having grooves or cavities other than the thread or the channel
-
- 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
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/64—Screws with two or more threads
-
- 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
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/64—Screws with two or more threads
- B29C48/655—Screws with two or more threads having three or more threads
-
- 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
- B29C2948/92209—Temperature
-
- 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
- B29C2948/92314—Particular value claimed
-
- 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
- B29C2948/9238—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/924—Barrel or housing
-
- 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
- B29C2948/92704—Temperature
-
- 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
- B29C2948/92809—Particular value claimed
-
- 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
- B29C2948/92895—Barrel or housing
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/538,755 US3954366A (en) | 1975-01-06 | 1975-01-06 | Two-stage single screw extrusion apparatus |
| US538755 | 1995-10-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5192868A JPS5192868A (en) | 1976-08-14 |
| JPS6052924B2 true JPS6052924B2 (ja) | 1985-11-22 |
Family
ID=24148291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51000049A Expired JPS6052924B2 (ja) | 1975-01-06 | 1976-01-05 | 押出方法及び2段式単一スクリユー押出装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3954366A (enExample) |
| JP (1) | JPS6052924B2 (enExample) |
| CA (1) | CA1049209A (enExample) |
| DE (1) | DE2559068C2 (enExample) |
| FR (1) | FR2296517A1 (enExample) |
| GB (1) | GB1515890A (enExample) |
| IT (1) | IT1051166B (enExample) |
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4255379A (en) * | 1977-05-17 | 1981-03-10 | New Castle Industries, Inc. | Injection molding using screw for processing heat sensitive polymeric materials |
| US4240755A (en) * | 1978-07-13 | 1980-12-23 | New Castle Industries, Inc. | Injection molding screw for processing heat sensitive polymeric materials |
| US4319871A (en) * | 1979-04-23 | 1982-03-16 | Mcalister Roy E | Apparatus for extruding a thermoplastic material |
| US4350663A (en) * | 1979-04-23 | 1982-09-21 | Mcalister Roy E | Extrusion apparatus for making stabilized polyester |
| JPS55166234A (en) * | 1979-06-12 | 1980-12-25 | Kobe Steel Ltd | Noncontact type extruding machine with roller die |
| US4333789A (en) * | 1980-07-25 | 1982-06-08 | Mcalister Roy E | Apparatus for manifolding multiple passage solar panel |
| DE3227443C1 (de) * | 1982-07-22 | 1984-02-09 | Windmöller & Hölscher, 4540 Lengerich | Trichterstueck einer Einschneckenstrangpresse |
| US4564349A (en) * | 1983-06-01 | 1986-01-14 | Union Carbide Corporation | Extruder assembly for extruding water-curable silane modified polymers |
| US4489029A (en) * | 1983-06-01 | 1984-12-18 | Union Carbide Corporation | Compositions based on alkylene-alkyl acrylate copolymers and silanol condensation catalysts; and the use thereof in the production of covered wires and cables |
| DE3421634A1 (de) * | 1984-06-09 | 1986-01-02 | Storopack Hans Reichenecker GmbH & Co, 7430 Metzingen | Verfahren zur herstellung von packmaterialkoerpern |
| US4712992A (en) * | 1986-06-12 | 1987-12-15 | The B. F. Goodrich Company | Extruder with screw having core portion of polygonal cross-section |
| US4832889A (en) * | 1988-01-04 | 1989-05-23 | Mobil Oil Corporation | Vaulted screw/grooved barrel extrusion machine, method and system |
| US4842788A (en) * | 1988-01-04 | 1989-06-27 | Mobil Oil Corporation | Process of an apparatus for extruding a meltable composition |
| JPH0628244Y2 (ja) * | 1990-02-09 | 1994-08-03 | 駿河精機株式会社 | 発泡プラスチックの減容機 |
| US5783225A (en) * | 1993-12-21 | 1998-07-21 | Bacher; Helmut | Apparatus for processing thermoplastic synthetic plastics material |
| US5486328A (en) * | 1994-05-31 | 1996-01-23 | Randcastle Extrusion Systems, Inc. | Extrusion surge suppressor and method |
| DE19600220A1 (de) * | 1996-01-05 | 1997-07-10 | Henkel Kgaa | Extruder zum Herstellen von Wasch- und/oder Reinigungsmitteln sowie Verfahren zum Umrüsten eines solchen |
| US5976432A (en) * | 1996-09-09 | 1999-11-02 | Plymouth Products, Inc. | Method and apparatus for the continuous extrusion of block elements |
| GB9912629D0 (en) * | 1999-05-28 | 1999-07-28 | Unilever Plc | Process and apparatus for production of a frozen food product |
| DE102004003448B3 (de) * | 2004-01-22 | 2005-11-10 | Nestle S.A. | Tieftemperaturextrusionsverfahren zur Mikrostrukturierung von gefrorenen, belüfteten Massen, beispielsweise Eiskrem, und Tieftemperaturextrusionsvorrichtung zum Durchführen dieses Verfahrens |
| US9796118B2 (en) * | 2008-01-16 | 2017-10-24 | Sika Technology Ag | Extruded expandable barrier |
| DE102008038529B3 (de) * | 2008-08-20 | 2009-11-05 | Kraussmaffei Technologies Gmbh | Einschneckenextruder |
| WO2010089369A1 (de) * | 2009-02-09 | 2010-08-12 | Basf Se | Verfahren zur herstellung von formteilen aus einem polyoxymethylenpolymerisat |
| CN101850603A (zh) * | 2010-04-30 | 2010-10-06 | 三斯达(福建)塑胶有限公司 | Eva边角废料塑化造粒装置的主机螺杆 |
| JP7087430B2 (ja) * | 2018-02-14 | 2022-06-21 | セイコーエプソン株式会社 | 三次元造形物の製造方法および三次元造形装置 |
| CN110395874B (zh) * | 2019-07-24 | 2022-01-25 | 华北水利水电大学 | 一种城镇污泥多级高速螺旋线型挤压干燥装置 |
| JP7326976B2 (ja) | 2019-08-01 | 2023-08-16 | セイコーエプソン株式会社 | 可塑化装置、三次元造形装置および射出成形装置 |
| JP2021024147A (ja) * | 2019-08-01 | 2021-02-22 | セイコーエプソン株式会社 | 可塑化装置および三次元造形装置 |
| DE102020111510A1 (de) * | 2020-04-28 | 2021-10-28 | Kraussmaffei Technologies Gmbh | Plastifiziereinheit |
| JP7516869B2 (ja) | 2020-05-28 | 2024-07-17 | セイコーエプソン株式会社 | 可塑化装置、射出成形装置、及び、三次元造形装置 |
| JP7585737B2 (ja) | 2020-11-24 | 2024-11-19 | セイコーエプソン株式会社 | 可塑化装置、射出成形装置、および三次元造形装置 |
| JP7683334B2 (ja) | 2021-06-07 | 2025-05-27 | セイコーエプソン株式会社 | 可塑化装置、射出成形装置、および三次元造形装置 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2639464A (en) * | 1950-01-03 | 1953-05-26 | Nat Rubber Machinery Co | Extrusion apparatus |
| BE517618A (enExample) * | 1952-02-23 | 1900-01-01 | ||
| US2910726A (en) * | 1957-08-20 | 1959-11-03 | Us Rubber Co | Pelletizing apparatus |
| NL258615A (enExample) * | 1959-12-01 | 1900-01-01 | ||
| NL301127A (enExample) * | 1962-12-20 | 1900-01-01 | ||
| GB1103547A (en) * | 1964-03-25 | 1968-02-14 | Dunlop Rubber Co | Improvements in or relating to extruding or agglomerating machines |
| US3559240A (en) * | 1967-07-19 | 1971-02-02 | Phillips Petroleum Co | Bulk plastic handling |
| GB1239417A (enExample) * | 1967-09-01 | 1971-07-14 | ||
| DE1779055B1 (de) * | 1968-07-02 | 1972-05-04 | Barmag Barmer Maschf | Schneckenstrangpresse fuer hochviskose thermoplastische stoffe |
| US3632255A (en) * | 1969-01-10 | 1972-01-04 | Uniroyal Inc | Extrusion apparatus |
| US3645659A (en) * | 1969-03-13 | 1972-02-29 | Gloucester Eng Co Inc | Extruding plastic |
| US3826477A (en) * | 1971-04-13 | 1974-07-30 | Meiki Seisakusho Kk | Injection molding machine with a venting device |
| DE2214715C3 (de) * | 1972-03-25 | 1983-03-17 | Gerhard 7166 Sulzbach-Laufen Hansen | Schneckenstrangpresse für Kunststoffe |
| US3867079A (en) * | 1972-08-10 | 1975-02-18 | Goodrich Co B F | Apparatus for extruding polymeric material |
-
1975
- 1975-01-06 US US05/538,755 patent/US3954366A/en not_active Expired - Lifetime
- 1975-12-05 CA CA241,167A patent/CA1049209A/en not_active Expired
- 1975-12-17 IT IT30419/75A patent/IT1051166B/it active
- 1975-12-30 DE DE2559068A patent/DE2559068C2/de not_active Expired
- 1975-12-30 GB GB53177/75A patent/GB1515890A/en not_active Expired
-
1976
- 1976-01-05 JP JP51000049A patent/JPS6052924B2/ja not_active Expired
- 1976-01-06 FR FR7600145A patent/FR2296517A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB1515890A (en) | 1978-06-28 |
| DE2559068A1 (de) | 1976-07-08 |
| US3954366A (en) | 1976-05-04 |
| FR2296517A1 (fr) | 1976-07-30 |
| DE2559068C2 (de) | 1985-11-28 |
| JPS5192868A (en) | 1976-08-14 |
| FR2296517B1 (enExample) | 1979-08-31 |
| IT1051166B (it) | 1981-04-21 |
| CA1049209A (en) | 1979-02-27 |
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