IT1020251B - Apparecchiatura per la produzione di cavi vulcanizzati ed isolati me diante poliolefine - Google Patents

Apparecchiatura per la produzione di cavi vulcanizzati ed isolati me diante poliolefine

Info

Publication number
IT1020251B
IT1020251B IT7426682A IT2668274A IT1020251B IT 1020251 B IT1020251 B IT 1020251B IT 7426682 A IT7426682 A IT 7426682A IT 2668274 A IT2668274 A IT 2668274A IT 1020251 B IT1020251 B IT 1020251B
Authority
IT
Italy
Prior art keywords
diante
vulcanized
polyolefins
production
equipment
Prior art date
Application number
IT7426682A
Other languages
English (en)
Italian (it)
Original Assignee
Fujikura Ltd
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
Priority claimed from JP48097726A external-priority patent/JPS5233312B2/ja
Priority claimed from JP49012364A external-priority patent/JPS5233314B2/ja
Priority claimed from JP6575974U external-priority patent/JPS58888Y2/ja
Application filed by Fujikura Ltd filed Critical Fujikura Ltd
Application granted granted Critical
Publication of IT1020251B publication Critical patent/IT1020251B/it

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
    • B29C48/91—Heating, e.g. for cross linking
    • 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
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/832—Heating
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/834—Cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING 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
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/10—Thermosetting resins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING 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
    • B29K2301/00—Use of unspecified macromolecular compounds as reinforcement
    • B29K2301/10—Thermosetting resins

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processes Specially Adapted For Manufacturing Cables (AREA)
IT7426682A 1973-08-30 1974-08-28 Apparecchiatura per la produzione di cavi vulcanizzati ed isolati me diante poliolefine IT1020251B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP48097726A JPS5233312B2 (de) 1973-08-30 1973-08-30
JP49012364A JPS5233314B2 (de) 1974-01-30 1974-01-30
JP6575974U JPS58888Y2 (ja) 1974-06-06 1974-06-06 カキヨウポリオレフインゼツエンケ−ブル ノ セイゾウソウチ

Publications (1)

Publication Number Publication Date
IT1020251B true IT1020251B (it) 1977-12-20

Family

ID=27279808

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7426682A IT1020251B (it) 1973-08-30 1974-08-28 Apparecchiatura per la produzione di cavi vulcanizzati ed isolati me diante poliolefine

Country Status (7)

Country Link
BR (1) BR7407209D0 (de)
CA (1) CA1049719A (de)
DE (1) DE2441373C3 (de)
FR (1) FR2242227B1 (de)
GB (1) GB1479027A (de)
IT (1) IT1020251B (de)
SE (1) SE402371B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5493082A (en) * 1977-12-30 1979-07-23 Dainichi Nippon Cables Ltd Continuously extruding and vulcanizing apparatus for hygh polymer continuous lengthes
IT1160389B (it) * 1978-12-22 1987-03-11 Pirelli Linea per la produzione di conduttori elettrici rivestiti in materiale estruso
IT1150314B (it) * 1982-03-16 1986-12-10 Pirelli Cavi Spa Procedimento e impianto per la vulcanizzazione continua di un cavo elettrico
CN110111953A (zh) * 2019-06-14 2019-08-09 中船重工（葫芦岛）特种电缆有限责任公司 阻水电缆在线固化装置
CN113478783B (zh) * 2021-07-14 2023-03-17 蓝德能源科技股份有限公司 一种电缆护套挤塑用速冷装置及其工艺
CN117174399B (zh) * 2023-11-02 2024-02-02 西安西电光电缆有限责任公司 一种电缆用挤塑模具、挤塑装置和内皮挤制设备

Also Published As

Publication number Publication date
SE402371B (sv) 1978-06-26
FR2242227A1 (de) 1975-03-28
DE2441373B2 (de) 1979-02-15
BR7407209D0 (pt) 1975-06-24
DE2441373C3 (de) 1979-10-11
CA1049719A (en) 1979-03-06
FR2242227B1 (de) 1976-12-31
SE7410668L (de) 1975-03-03
GB1479027A (en) 1977-07-06

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