BE856083A - METHOD FOR MANUFACTURING A SHEATH OF EXPANDED SYNTHETIC MATERIAL - Google Patents

METHOD FOR MANUFACTURING A SHEATH OF EXPANDED SYNTHETIC MATERIAL

Info

Publication number
BE856083A
BE856083A BE178757A BE178757A BE856083A BE 856083 A BE856083 A BE 856083A BE 178757 A BE178757 A BE 178757A BE 178757 A BE178757 A BE 178757A BE 856083 A BE856083 A BE 856083A
Authority
BE
Belgium
Prior art keywords
sheath
manufacturing
synthetic material
expanded synthetic
expanded
Prior art date
Application number
BE178757A
Other languages
French (fr)
Original Assignee
Kabel Metallwerke Ghh
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 Kabel Metallwerke Ghh filed Critical Kabel Metallwerke Ghh
Publication of BE856083A publication Critical patent/BE856083A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06—Insulating conductors or cables
    • H01B13/14—Insulating conductors or cables by extrusion
    • H01B13/142—Insulating conductors or cables by extrusion of cellular 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/322—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
    • 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
    • B29C48/88—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
    • B29C48/03—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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • 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
BE178757A 1976-06-26 1977-06-24 METHOD FOR MANUFACTURING A SHEATH OF EXPANDED SYNTHETIC MATERIAL BE856083A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762628883 DE2628883A1 (en) 1976-06-26 1976-06-26 PROCESS FOR MANUFACTURING A CASING FROM FOAMED PLASTIC

Publications (1)

Publication Number Publication Date
BE856083A true BE856083A (en) 1977-12-27

Family

ID=5981587

Family Applications (1)

Application Number Title Priority Date Filing Date
BE178757A BE856083A (en) 1976-06-26 1977-06-24 METHOD FOR MANUFACTURING A SHEATH OF EXPANDED SYNTHETIC MATERIAL

Country Status (4)

Country Link
BE (1) BE856083A (en)
BR (1) BR7704140A (en)
DE (1) DE2628883A1 (en)
FR (1) FR2355646A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2945275C2 (en) * 1979-11-09 1984-02-02 Wieland-Werke Ag, 7900 Ulm Process for sheathing a metal pipe with a heat-insulating foam layer
CN112847906B (en) * 2021-01-25 2023-03-14 宜宾天亿新材料科技有限公司 Multi-section type pipe heating device used before preparation of PVC-O pipe fitting

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2948665A (en) * 1956-10-18 1960-08-09 Dow Chemical Co Process for making cellular polyethylene articles
GB1053234A (en) * 1963-06-17 1966-12-30 Pittsburgh Plate Glass Co Formation of foamed resin
DE1769486A1 (en) * 1968-05-30 1971-09-23 Huels Chemische Werke Ag Method for foaming polybutene- (1)
DE2033007A1 (en) * 1970-07-03 1972-01-13 Basf Ag Process for the production of open cell foams from ethylene copolymers
DE2135549A1 (en) * 1971-07-16 1973-01-25 Krupp Gmbh PLASTIC EXTRUSION PRESSES
DE2411949C2 (en) * 1974-03-13 1984-09-06 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover Process for the continuous production of heat-insulated line pipes
DE2445698C2 (en) * 1974-09-25 1983-05-26 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover Method and device for producing strands from crosslinkable thermoplastics or vulcanizable elastomers
DE2525561C2 (en) * 1975-06-07 1985-11-07 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover Process for the continuous production of heat-insulated line pipes

Also Published As

Publication number Publication date
BR7704140A (en) 1978-04-04
FR2355646A1 (en) 1978-01-20
DE2628883A1 (en) 1978-01-05

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