NL7206332A - - Google Patents

Info

Publication number
NL7206332A
NL7206332A NL7206332A NL7206332A NL7206332A NL 7206332 A NL7206332 A NL 7206332A NL 7206332 A NL7206332 A NL 7206332A NL 7206332 A NL7206332 A NL 7206332A NL 7206332 A NL7206332 A NL 7206332A
Authority
NL
Netherlands
Application number
NL7206332A
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of NL7206332A publication Critical patent/NL7206332A/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C61/00Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/003Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor characterised by the choice of material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C61/00Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/06Making preforms having internal stresses, e.g. plastic memory
    • B29C61/08Making preforms having internal stresses, e.g. plastic memory by stretching tubes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001Combinations of extrusion moulding with other shaping operations
    • B29C48/0018Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/06PVC, i.e. polyvinylchloride

Landscapes

  • 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)
NL7206332A 1971-05-12 1972-05-10 NL7206332A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1448071A GB1380397A (en) 1971-05-12 1971-05-12 Elastic memory tubing

Publications (1)

Publication Number Publication Date
NL7206332A true NL7206332A (https=) 1972-11-14

Family

ID=10041960

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7206332A NL7206332A (https=) 1971-05-12 1972-05-10

Country Status (6)

Country Link
AU (1) AU4224972A (https=)
DE (1) DE2222856A1 (https=)
FR (1) FR2137767B1 (https=)
GB (1) GB1380397A (https=)
IT (1) IT957855B (https=)
NL (1) NL7206332A (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8527300D0 (en) * 1985-11-06 1985-12-11 Victaulic Plc Extrusion of products
DE19843340C2 (de) 1998-09-22 2001-11-22 Strumann Werner Egeplast Vorrichtung zur Herstellung von Kunststoffrohren
DE19843339B4 (de) * 1998-09-22 2007-08-02 Egeplast Werner Strumann Gmbh & Co.Kg Verfahren und Vorrichtung zur Herstellung von Kunststoffrohren
FR2862015B1 (fr) * 2003-11-10 2007-08-17 Pechiney Capsules Procede de fabrication de capsules a jupe thermoretractable et capsules obtenues par le procede
CN109878065B (zh) * 2019-04-02 2024-02-13 青岛维思顿智能新材料有限公司 形状记忆性柱状胶筒的变形装置

Also Published As

Publication number Publication date
FR2137767B1 (https=) 1975-08-01
GB1380397A (en) 1975-01-15
DE2222856A1 (de) 1972-12-07
FR2137767A1 (https=) 1972-12-29
AU4224972A (en) 1973-11-15
IT957855B (it) 1973-10-20

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