JPS4847562A - - Google Patents

Info

Publication number
JPS4847562A
JPS4847562A JP47102005A JP10200572A JPS4847562A JP S4847562 A JPS4847562 A JP S4847562A JP 47102005 A JP47102005 A JP 47102005A JP 10200572 A JP10200572 A JP 10200572A JP S4847562 A JPS4847562 A JP S4847562A
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Pending
Application number
JP47102005A
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 JPS4847562A publication Critical patent/JPS4847562A/ja
Pending legal-status Critical Current

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
    • B29C48/03—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
    • B29C48/03—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)
  • Injection Moulding Of Plastics Or The Like (AREA)
JP47102005A 1971-10-13 1972-10-13 Pending JPS4847562A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1495971A CH543373A (fr) 1971-10-13 1971-10-13 Dispositif de refroidissement d'une gaine extrudée en matière plastique

Publications (1)

Publication Number Publication Date
JPS4847562A true JPS4847562A (ja) 1973-07-06

Family

ID=4405194

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47102005A Pending JPS4847562A (ja) 1971-10-13 1972-10-13

Country Status (7)

Country Link
US (1) US3827842A (ja)
JP (1) JPS4847562A (ja)
CH (1) CH543373A (ja)
DE (1) DE2250586A1 (ja)
FR (1) FR2156299B1 (ja)
GB (1) GB1391719A (ja)
IT (1) IT975220B (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUP0301174A2 (hu) * 2003-04-30 2005-03-29 Dr-Pack Ii. Kft. Eljárás és berendezés extrudált műanyag fóliatömlők hűtésére
EP3847000A1 (en) * 2018-09-03 2021-07-14 Doteco S.p.A. Cooling ring for film extrusion plants

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2926384A (en) * 1953-10-20 1960-03-01 Celanese Corp Distributor ring
US2770009A (en) * 1954-12-15 1956-11-13 Pont Company Of Canada Ltd Du Tube cooling blower
US3176347A (en) * 1962-11-30 1965-04-06 Phillips Petroleum Co Apparatus for producing thermoplastic tubing
US3548042A (en) * 1966-07-22 1970-12-15 Reynolds Metals Co Method and apparatus for cooling extruded tubing
GB1120075A (en) * 1967-06-26 1968-07-17 Shell Int Research Device and process for cooling an extruded tubular thermoplastic film

Also Published As

Publication number Publication date
FR2156299A1 (ja) 1973-05-25
US3827842A (en) 1974-08-06
DE2250586A1 (de) 1973-04-19
FR2156299B1 (ja) 1975-06-13
IT975220B (it) 1974-07-20
GB1391719A (en) 1975-04-23
CH543373A (fr) 1973-10-31

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