SE7412972L - - Google Patents
Info
- Publication number
- SE7412972L SE7412972L SE7412972A SE7412972A SE7412972L SE 7412972 L SE7412972 L SE 7412972L SE 7412972 A SE7412972 A SE 7412972A SE 7412972 A SE7412972 A SE 7412972A SE 7412972 L SE7412972 L SE 7412972L
- Authority
- SE
- Sweden
- Prior art keywords
- tube
- seal
- producing
- production
- wall
- Prior art date
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
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/908—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article characterised by calibrator surface, e.g. structure or holes for lubrication, cooling or venting
-
- 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
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
- B29C48/902—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies internally
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
-
- 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
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB48048/73A GB1490338A (en) | 1973-10-15 | 1973-10-15 | Extrusion processes |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7412972L true SE7412972L (de) | 1975-04-16 |
Family
ID=10447176
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7412972A SE7412972L (de) | 1973-10-15 | 1974-10-15 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3976410A (de) |
JP (1) | JPS5755583B2 (de) |
CA (1) | CA1084223A (de) |
DE (1) | DE2448867A1 (de) |
FR (1) | FR2247331B2 (de) |
GB (1) | GB1490338A (de) |
IT (1) | IT1048289B (de) |
SE (1) | SE7412972L (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1490337A (en) * | 1973-10-15 | 1977-11-02 | Bakelite Xylonite Ltd | Extrusion processes |
US4136143A (en) * | 1977-02-22 | 1979-01-23 | Lupke Gerd Paul Heinrich | Apparatus for and method of producing corrugated thermoplastic tubing |
JPS62220482A (ja) * | 1986-03-10 | 1987-09-28 | 日本建鐵株式会社 | 貯水槽の洗浄方法 |
JPS62220481A (ja) * | 1986-03-10 | 1987-09-28 | 日本建鐵株式会社 | 貯水槽の洗浄方法 |
US5277857A (en) * | 1992-01-17 | 1994-01-11 | Viskase Corporation | Method of making a cellulose food casing |
US5593703A (en) * | 1993-07-02 | 1997-01-14 | Kohjin Co., Ltd. | Mandrel for cooling |
WO1995001254A1 (fr) * | 1993-07-02 | 1995-01-12 | Kohjin Co., Ltd. | Mandrin de refroidissement |
US5766540A (en) * | 1997-03-27 | 1998-06-16 | Viskase Corporation | Cellulose food casing manufacturing method |
US5759478A (en) * | 1997-03-27 | 1998-06-02 | Viskase Corporation | Mandrel structure for use in manufacture of cellulose food casing |
CN102725121B (zh) * | 2009-11-10 | 2015-01-28 | 温德莫勒及霍尔希尔公司 | 用于薄膜管定径的装置和方法 |
CN108839332B (zh) * | 2018-09-25 | 2020-05-19 | 汕头大洋兴福塑料机械有限公司 | 一种塑料薄膜吹膜机 |
DE102018124494A1 (de) * | 2018-10-04 | 2020-04-09 | DEULA-Nienburg GmbH | Rohr und Bewässerungssystem |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL108305C (de) * | 1957-06-19 | 1900-01-01 | ||
DE1504642A1 (de) * | 1959-03-05 | 1969-10-09 | Du Pont | Verfahren zur Ausformung von stranggepressten Folienschlaeuchen |
DE1262567B (de) * | 1961-04-28 | 1968-03-07 | Hoechst Ag | Vorrichtung zum Strangpressen von geschmolzenen Polymeren in der Form eines Folienschlauches |
US3142092A (en) * | 1961-04-28 | 1964-07-28 | Hercules Powder Co Ltd | Apparatus for simultaneously extruding and cooling tubular film |
US3385918A (en) * | 1962-12-01 | 1968-05-28 | Bx Plastics Ltd | Extrusion process and apparatus for isotactic polypropylene |
DE1242851C2 (de) * | 1965-03-26 | 1973-08-09 | Bx Plastics Ltd | Vorrichtung zum herstellen eines stranggepressten schlauches aus isotaktischem polypropylen |
GB1106994A (en) * | 1964-07-06 | 1968-03-20 | Bakelite Xylonite Ltd | Improvements in and relating to thermoplastic films |
US3468995A (en) * | 1966-10-17 | 1969-09-23 | Phillips Petroleum Co | Producing plastic film |
US3600479A (en) * | 1968-11-12 | 1971-08-17 | Polymer Processing Res Inst | Method for uniaxially after-stretching a tubular film |
DE2005182A1 (en) * | 1970-02-05 | 1971-08-19 | Basf Ag | Crystalline thermoplastic, blown film or part - film |
GB1284321A (en) * | 1970-03-03 | 1972-08-09 | Ici Ltd | Process and apparatus for the production of tubes and tubular films |
GB1295205A (de) * | 1970-07-24 | 1972-11-08 |
-
1973
- 1973-10-15 GB GB48048/73A patent/GB1490338A/en not_active Expired
-
1974
- 1974-10-14 DE DE19742448867 patent/DE2448867A1/de not_active Withdrawn
- 1974-10-15 US US05/514,802 patent/US3976410A/en not_active Expired - Lifetime
- 1974-10-15 JP JP49118621A patent/JPS5755583B2/ja not_active Expired
- 1974-10-15 CA CA211,423A patent/CA1084223A/en not_active Expired
- 1974-10-15 IT IT53556/74A patent/IT1048289B/it active
- 1974-10-15 SE SE7412972A patent/SE7412972L/xx not_active Application Discontinuation
- 1974-10-15 FR FR7434577A patent/FR2247331B2/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2448867A1 (de) | 1975-04-17 |
US3976410A (en) | 1976-08-24 |
IT1048289B (it) | 1980-11-20 |
JPS5078665A (de) | 1975-06-26 |
FR2247331B2 (de) | 1978-11-24 |
AU7436474A (en) | 1976-04-29 |
FR2247331A2 (de) | 1975-05-09 |
CA1084223A (en) | 1980-08-26 |
GB1490338A (en) | 1977-11-02 |
JPS5755583B2 (de) | 1982-11-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
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