NL220331A - - Google Patents

Info

Publication number
NL220331A
NL220331A NL220331DA NL220331A NL 220331 A NL220331 A NL 220331A NL 220331D A NL220331D A NL 220331DA NL 220331 A NL220331 A NL 220331A
Authority
NL
Netherlands
Application number
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.)
Publication date
Publication of NL220331A publication Critical patent/NL220331A/xx

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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
    • 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)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
NL220331D 1956-08-31 NL220331A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB26670/56A GB843113A (en) 1956-08-31 1956-08-31 Tubular film manufacture

Publications (1)

Publication Number Publication Date
NL220331A true NL220331A (en) 1900-01-01

Family

ID=10247322

Family Applications (2)

Application Number Title Priority Date Filing Date
NL220331D NL220331A (en) 1956-08-31
NL104107D NL104107C (en) 1956-08-31

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL104107D NL104107C (en) 1956-08-31

Country Status (3)

Country Link
DE (1) DE1241598B (en)
GB (1) GB843113A (en)
NL (2) NL104107C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011099229A1 (en) * 2010-02-10 2011-08-18 住友電工ファインポリマー株式会社 Heat shrinkable tube, and production method and production device thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2448433A (en) * 1945-09-10 1948-08-31 Dow Chemical Co Making wrinkle-free film
CA452846A (en) * 1948-05-03 1948-11-23 T. Stephenson Wilbur Continuous method of making vinylidene chloride polymer tubing
GB664638A (en) * 1949-06-08 1952-01-09 Dow Chemical Co Improved method of making film tubes from normally crystalline vinylidene chloride polymers or copolymers
GB686652A (en) * 1951-07-31 1953-01-28 Vevey Atel Const Mec Improvements in or relating to the securing of a hub to a spindle
US2688773A (en) * 1951-12-26 1954-09-14 Dow Chemical Co Dimensional stabilization of oriented thermoplastic films
GB781879A (en) * 1954-08-11 1957-08-28 Ici Ltd Improvements in and relating to the manufacture of films

Also Published As

Publication number Publication date
NL104107C (en) 1900-01-01
GB843113A (en) 1960-08-04
DE1241598B (en) 1967-06-01

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