BE613159A - - Google Patents

Info

Publication number
BE613159A
BE613159A BE613159DA BE613159A BE 613159 A BE613159 A BE 613159A BE 613159D A BE613159D A BE 613159DA BE 613159 A BE613159 A BE 613159A
Authority
BE
Belgium
Prior art keywords
film
tubular
tube
tubular film
liquid
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication date
Publication of BE613159A publication Critical patent/BE613159A/fr

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
    • B29C48/901—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
    • B29C48/03—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
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
    • 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

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
BE613159D BE613159A (zh)

Publications (1)

Publication Number Publication Date
BE613159A true BE613159A (zh) 1900-01-01

Family

ID=193245

Family Applications (1)

Application Number Title Priority Date Filing Date
BE613159D BE613159A (zh)

Country Status (1)

Country Link
BE (1) BE613159A (zh)

Similar Documents

Publication Publication Date Title
CH277406A (fr) Procédé de fabrication d'un tube aplati en matière thermoplastique.
US3223761A (en) Melt extrusion of multi-wall plastic tubing
FR2461652A1 (fr) Recipient a paroi mince embouti en resine thermoplastique et son procede de fabrication
CA1115472A (fr) Procede d'extrusion pour la fabrication de corps creux
EP1110697A2 (fr) Procédé de fabrication de corps creux en matière plastique
CH307065A (fr) Procédé de fabrication de pellicules et appareil pour la mise en oeuvre de ce procédé.
CH643481A5 (fr) Dispositif pour le calibrage d'un tube en matiere plastique produit par extrusion.
EP0795389B1 (fr) Procédé et dispositif pour le refroidissement interne de tuyaux en matière plastique
FR2879187A1 (fr) Dispositif et procede de production d'un tube en verre
BE613159A (zh)
FR2543483A1 (fr) Procede de moulage par soufflage avec etirement biaxial du polypropylene
FR2511931A1 (fr) Procede pour extruder des compositions thermoplastiques, notamment des mousses, comportant une etape de refroidissement entre les etapes de plastification et de passage a travers la filiere et appareil pour realiser le procede
FR2918594A1 (fr) Procede et appareillage pour la fabrication d'un corps creux en matiere plastique a partir de deux feuilles.
FR2957018A1 (fr) Procede et appareillage pour la fabrication d'un corps creux en matiere plastique a partir de deux feuilles
FR2512385A1 (fr) Procede et appareillage pour la production d'articles creux biorentes
EP0311520A1 (fr) Procédé et machine pour la fabrication d'un produit fini par extrusion à partir d'une matière thermoplastique extrudable de nature hygroscopique
BE891470A (fr) Procede et appareil de compression d'une poudre polymere en des objets faconnes a leur pleine densite, et produits obtenus
BE530848A (zh)
CA2470854A1 (fr) Procede et dispositif pour la formation d'une couche plastique sur une surface
US4093412A (en) Cooling thermoplastics tubes
EP0163571A1 (fr) Procédé de fabrication par extrusions multiples de tubes allégés, rigides, en matiéres thermoplastiques
FR2532884A1 (fr) Echangeur de chaleur utilise lors de l'extrusion de compositions thermoplastiques
EP1208741A1 (fr) Ligne de fabrication d'un tuyau d'iirigation goutte-à-goutte et procédé pour la mise en oeuvre de cette ligne de fabrication
BE612238A (zh)
BE612237A (zh)