BE866726A - Procede de refroidissement de films tubulaires extrudes et dispositif en vue de sa mise en oeuvre - Google Patents
Procede de refroidissement de films tubulaires extrudes et dispositif en vue de sa mise en oeuvreInfo
- Publication number
- BE866726A BE866726A BE187410A BE187410A BE866726A BE 866726 A BE866726 A BE 866726A BE 187410 A BE187410 A BE 187410A BE 187410 A BE187410 A BE 187410A BE 866726 A BE866726 A BE 866726A
- Authority
- BE
- Belgium
- Prior art keywords
- implementation
- cooling process
- extruded tubular
- tubular films
- films
- 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
- B29C48/911—Cooling
- B29C48/9115—Cooling of hollow articles
- B29C48/912—Cooling of hollow articles of tubular films
- B29C48/913—Cooling of hollow articles of tubular films externally
-
- 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
- B29C48/911—Cooling
- B29C48/9115—Cooling of hollow articles
- B29C48/912—Cooling of hollow articles of tubular 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9115—Cooling of hollow articles
- B29C48/912—Cooling of hollow articles of tubular films
- B29C48/9125—Cooling of hollow articles of tubular films 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
- B29C48/03—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
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7633841A FR2370568A1 (fr) | 1976-11-10 | 1976-11-10 | Procede de refroidissement de films tubulaires extrudes et dispositif en vue de sa mise en oeuvre |
BE187410A BE866726A (fr) | 1976-11-10 | 1978-05-05 | Procede de refroidissement de films tubulaires extrudes et dispositif en vue de sa mise en oeuvre |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7633841A FR2370568A1 (fr) | 1976-11-10 | 1976-11-10 | Procede de refroidissement de films tubulaires extrudes et dispositif en vue de sa mise en oeuvre |
BE866726 | 1978-05-05 | ||
BE187410A BE866726A (fr) | 1976-11-10 | 1978-05-05 | Procede de refroidissement de films tubulaires extrudes et dispositif en vue de sa mise en oeuvre |
Publications (1)
Publication Number | Publication Date |
---|---|
BE866726A true BE866726A (fr) | 1978-09-01 |
Family
ID=27158656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE187410A BE866726A (fr) | 1976-11-10 | 1978-05-05 | Procede de refroidissement de films tubulaires extrudes et dispositif en vue de sa mise en oeuvre |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE866726A (fr) |
FR (1) | FR2370568A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0052886A1 (fr) * | 1980-11-26 | 1982-06-02 | Union Carbide Corporation | Prolongation de la lèvre de l'anneau de refroidissement d'air pour la fabrication de feuilles soufflées en résines oléfiniques |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2836808A1 (de) * | 1978-08-23 | 1980-03-06 | Demag Kunststofftech | Blaskopf zur herstellung von schlauchfolien im extrusionsverfahren |
DE2926262A1 (de) * | 1979-06-29 | 1981-01-15 | Demag Kunststofftech | Kuehlvorrichtung fuer mittels eines blaskopfes hergestellte kunststoff- schlauchfolien |
DE9214647U1 (de) * | 1992-10-28 | 1993-03-11 | Windmöller & Hölscher, 4540 Lengerich | Vorrichtung zur Zentrierung einer Folienschlauchblase am Kopf eines Blasfolienextruders |
-
1976
- 1976-11-10 FR FR7633841A patent/FR2370568A1/fr active Granted
-
1978
- 1978-05-05 BE BE187410A patent/BE866726A/fr unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0052886A1 (fr) * | 1980-11-26 | 1982-06-02 | Union Carbide Corporation | Prolongation de la lèvre de l'anneau de refroidissement d'air pour la fabrication de feuilles soufflées en résines oléfiniques |
Also Published As
Publication number | Publication date |
---|---|
FR2370568A1 (fr) | 1978-06-09 |
FR2370568B1 (fr) | 1979-03-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5329365A (en) | Method and device for producing extruded tubular film | |
BE753357A (fr) | Procede et dispositif pour la realisation de tubes ondules | |
MY6900201A (en) | Device and process for cooling an extruded tubular thermoplastic film | |
BE838081A (fr) | Procede et dispositif de reduction du retrait de profiles extrudes en matieres thermoplastiques | |
BR7101307D0 (pt) | Processo e aparelho com sistema aperfeicoado de arrefecimento para producao de tubos e de peliculas tubulares extrudados | |
LU77776A1 (fr) | Procede de fabrication de produits en matieres thermoplastiques reticulees et dispositif pour sa mise en oeuvre | |
FR2310813A1 (fr) | Procede et dispositif d'extrusion continue | |
FR2338128A1 (fr) | Procede de fabrication d'elements helicoidaux en matiere synthetique extrudes, dispositif pour sa mise en oeuvre et elements helicoidaux obtenus | |
FR2274435A1 (fr) | Procede et dispositif pour extruder des objets en matiere thermoplastique | |
BE866726A (fr) | Procede de refroidissement de films tubulaires extrudes et dispositif en vue de sa mise en oeuvre | |
FR2306445A2 (fr) | Procede de tomographie et dispositif de mise en oeuvre de ce procede | |
BE801078A (fr) | Procede d'enroulement de materiaux en bande et dispositif de mise en oeuvre | |
RO73029A (fr) | Procede et dispositif pour l'extrusion des plastiques expansibles | |
FR2313697A1 (fr) | Procede pour l'enregistrement sur microfilms et appareils pour la mise en oeuvre de ce procede | |
BE796284A (fr) | Procede et dispositif de refroidissement de filiere d'etirage de fibres de verre | |
JPS52116765A (en) | Method and device for continuous extrusion | |
DK140751B (da) | Fremgangsmåde til køling af et extruderet folierør af termoplastisk materiale og apparat til udøvelse af fremgangsmåden. | |
IT7951148A0 (it) | Apparecchio per produrre pellicole tubolari biassialmente orientate | |
BE860702A (fr) | Procede de fabrication de tubes detensionnes dispositif pour la mise en oeuvre de ce procede et tubes detensionnes obtenus | |
FR1423754A (fr) | Procédé et dispositif pour refroidir des films thermoplastiques tubulaires | |
BE850576A (fr) | Procede et dispositif pour la realisation de coudes de tuyaux en matiere thermoplastique | |
BE765686A (fr) | Procede et dispositif de conformation de profiles plastiques extrudes | |
FR2311649A1 (fr) | Procede de couchage par extrusion et appareil pour la mise en oeuvre de ce procede | |
FR2348032A2 (fr) | Procede et dispositif pour la deshydratation de granules de matiere plastique | |
FR2351786A1 (fr) | Photocomposeuse et son procede de mise en oeuvre |