BR7204233D0 - REFRIGERATOR DEVICE FOR THERMOPLASTIC TUBULAR SHEETS PRODUCED THROUGH INSUFLATOR HEADS - Google Patents

REFRIGERATOR DEVICE FOR THERMOPLASTIC TUBULAR SHEETS PRODUCED THROUGH INSUFLATOR HEADS

Info

Publication number
BR7204233D0
BR7204233D0 BR004233/72A BR423372A BR7204233D0 BR 7204233 D0 BR7204233 D0 BR 7204233D0 BR 004233/72 A BR004233/72 A BR 004233/72A BR 423372 A BR423372 A BR 423372A BR 7204233 D0 BR7204233 D0 BR 7204233D0
Authority
BR
Brazil
Prior art keywords
insuflator
heads
sheets produced
refrigerator device
thermoplastic tubular
Prior art date
Application number
BR004233/72A
Other languages
Portuguese (pt)
Inventor
H Upmeier
Original Assignee
Windmoeller & Hoelscher
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 by Windmoeller & Hoelscher filed Critical Windmoeller & Hoelscher
Publication of BR7204233D0 publication Critical patent/BR7204233D0/en

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
    • B29C48/885—External treatment, e.g. by using air rings for cooling 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
    • B29C48/03—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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/89—Internal treatment, e.g. by applying an internal cooling fluid stream
    • 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
    • B29C48/03—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
    • B29C48/06—Rod-shaped
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
BR004233/72A 1971-06-28 1972-06-28 REFRIGERATOR DEVICE FOR THERMOPLASTIC TUBULAR SHEETS PRODUCED THROUGH INSUFLATOR HEADS BR7204233D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712132098 DE2132098A1 (en) 1971-06-28 1971-06-28 COOLING DEVICE FOR PLASTIC TUBE FILMS MADE WITH A FILM BLOW HEAD

Publications (1)

Publication Number Publication Date
BR7204233D0 true BR7204233D0 (en) 1973-08-23

Family

ID=5812027

Family Applications (1)

Application Number Title Priority Date Filing Date
BR004233/72A BR7204233D0 (en) 1971-06-28 1972-06-28 REFRIGERATOR DEVICE FOR THERMOPLASTIC TUBULAR SHEETS PRODUCED THROUGH INSUFLATOR HEADS

Country Status (5)

Country Link
BR (1) BR7204233D0 (en)
CH (1) CH537800A (en)
DE (1) DE2132098A1 (en)
FR (1) FR2143809A1 (en)
IT (1) IT955724B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2502480C2 (en) * 1973-06-04 1982-05-13 Mobil Oil Corp., 10017 New York, N.Y. Device for cooling blown blown film made of thermoplastic material
DE2357993C2 (en) * 1973-11-21 1983-11-17 Reifenhäuser KG, 5210 Troisdorf Device for the internal calibration of hollow profiles made of thermoplastic material
US4118453A (en) * 1976-08-30 1978-10-03 Mobil Oil Corporation Method and apparatus for the extrusion of tubular thermoplastic film
US4165356A (en) * 1978-05-15 1979-08-21 Owens-Illinois, Inc. Method of forming tubular plastic material having a flare-top edge using a blow head
IT1120123B (en) * 1979-04-24 1986-03-19 Dolci Lanfranco PROCEDURE AND EQUIPMENT FOR THE EXTRUSION OF MULTILAYER TUBULAR FILMS, WITH INTERNAL REINFORCEMENT ARMOR
GB2112703B (en) * 1981-11-28 1985-08-07 Idemitsu Petrochemical Co Cooling extruded tubular plastics film
EP0121158B1 (en) * 1983-03-31 1986-12-17 Windmöller & Hölscher Cooling device for blow-head extruded tubular plastic films
DE3335334C2 (en) * 1983-09-29 1986-01-30 Windmöller & Hölscher, 4540 Lengerich Cooling device for plastic tubular films extruded from a film blow head with air cooling
US4732727A (en) * 1986-04-03 1988-03-22 The Dow Chemical Company Method and apparatus for producing mesh film
DE102014017556B4 (en) * 2014-11-28 2019-05-16 Hosokawa Alpine Aktiengesellschaft Internal cooling tower for blown film systems
DE102018008127B4 (en) 2018-10-13 2022-06-09 Hosokawa Alpine Aktiengesellschaft Die head and process for producing a multi-layer tubular film
DE102018009632B4 (en) 2018-12-11 2021-12-09 Hosokawa Alpine Aktiengesellschaft Apparatus for winding and changing laps of web material and a method therefor
DE102020000334A1 (en) 2020-01-21 2021-07-22 Hosokawa Alpine Aktiengesellschaft Device and method for the uniaxial change in length of film webs
DE102022000351A1 (en) 2022-01-29 2023-08-03 Hosokawa Alpine Aktiengesellschaft Process and device for controlling the film thickness of stretched tubular film produced in the film blowing process

Also Published As

Publication number Publication date
DE2132098A1 (en) 1973-01-18
IT955724B (en) 1973-09-29
FR2143809A1 (en) 1973-02-09
CH537800A (en) 1973-06-15

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