FR2313198A2 - Procede pour la fabrication en continu de conduits calorifuges - Google Patents

Procede pour la fabrication en continu de conduits calorifuges

Info

Publication number
FR2313198A2
FR2313198A2 FR7612458A FR7612458A FR2313198A2 FR 2313198 A2 FR2313198 A2 FR 2313198A2 FR 7612458 A FR7612458 A FR 7612458A FR 7612458 A FR7612458 A FR 7612458A FR 2313198 A2 FR2313198 A2 FR 2313198A2
Authority
FR
France
Prior art keywords
continuous manufacturing
insulated conduits
conduits
insulated
continuous
Prior art date
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.)
Granted
Application number
FR7612458A
Other languages
English (en)
French (fr)
Other versions
FR2313198B2 (enrdf_load_html_response
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KM Kabelmetal AG
Original Assignee
KM Kabelmetal AG
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 KM Kabelmetal AG filed Critical KM Kabelmetal AG
Publication of FR2313198A2 publication Critical patent/FR2313198A2/fr
Application granted granted Critical
Publication of FR2313198B2 publication Critical patent/FR2313198B2/fr
Granted legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00Thermal insulation in general
    • F16L59/02Shape or form of insulating materials, with or without coverings integral with the insulating materials
    • F16L59/021Shape or form of insulating materials, with or without coverings integral with the insulating materials comprising a single piece or sleeve, e.g. split sleeves; consisting of two half sleeves; comprising more than two segments
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/20Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/322Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022Extrusion 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/151Coating hollow articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/92Measuring, controlling or regulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/9258Velocity
    • B29C2948/9259Angular velocity
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92819Location or phase of control
    • B29C2948/92857Extrusion unit
    • B29C2948/92876Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92885Screw or gear
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2101/00Use of unspecified macromolecular compounds as moulding material
    • B29K2101/10Thermosetting resins
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2301/00Use of unspecified macromolecular compounds as reinforcement
    • B29K2301/10Thermosetting resins

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
FR7612458A 1975-06-07 1976-04-27 Procede pour la fabrication en continu de conduits calorifuges Granted FR2313198A2 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2525561A DE2525561C2 (de) 1975-06-07 1975-06-07 Verfahren zur kontinuierlichen Herstellung wärmeisolierter Leitungsrohre

Publications (2)

Publication Number Publication Date
FR2313198A2 true FR2313198A2 (fr) 1976-12-31
FR2313198B2 FR2313198B2 (enrdf_load_html_response) 1980-04-30

Family

ID=5948600

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7612458A Granted FR2313198A2 (fr) 1975-06-07 1976-04-27 Procede pour la fabrication en continu de conduits calorifuges

Country Status (11)

Country Link
JP (1) JPS51149376A (enrdf_load_html_response)
AT (1) AT357749B (enrdf_load_html_response)
BE (1) BE842625R (enrdf_load_html_response)
CH (1) CH589252A5 (enrdf_load_html_response)
DE (1) DE2525561C2 (enrdf_load_html_response)
DK (1) DK147372C (enrdf_load_html_response)
FR (1) FR2313198A2 (enrdf_load_html_response)
GB (1) GB1480324A (enrdf_load_html_response)
IT (1) IT1057271B (enrdf_load_html_response)
NL (1) NL7606018A (enrdf_load_html_response)
SE (1) SE420690B (enrdf_load_html_response)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355646A1 (fr) * 1976-06-26 1978-01-20 Kabel Metallwerke Ghh Procede de fabrication d'une gaine en mousse synthetique
FR2417386A1 (fr) * 1978-02-16 1979-09-14 Kabel Metallwerke Ghh Procede pour la fabrication en continu de conduits tubulaires calorifuges
EP0048522A1 (en) * 1980-09-19 1982-03-31 Wavin B.V. A plastics pipe part provided with an outer foam plastics insulating layer

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9025923D0 (en) * 1990-11-28 1991-01-09 Textilver Sa Improvements in and relating to tubing
EP0506123A1 (en) * 1991-03-29 1992-09-30 Asahi Tec Corporation Method of preparing disappearing model
EP3216579A1 (en) * 2016-03-11 2017-09-13 Halcor S.A. Crosslinked tubular foam
WO2018194835A1 (en) * 2017-04-18 2018-10-25 R & D Plastics Of Hickory, Ltd. Ring dam and method for manufacturing a ring dam

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1504355A1 (de) * 1962-10-15 1969-09-25 Hercules Inc Formgegenstaende aus Polypropylenschaumstoffen mit Zellstruktur und Verfahren zur Herstellung derselben
DE1629367A1 (de) * 1966-08-11 1971-02-04 Dynamit Nobel Ag Verfahren zur kontinuierlichen Herstellung von vernetzten Polyolefin-Schaumstoffen
DE1629455A1 (de) * 1966-09-06 1971-01-28 Kabel Metallwerke Ghh Verfahren zum Vulkanisieren oder Vernetzen von thermoplastischen Isolierstoffschichten

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355646A1 (fr) * 1976-06-26 1978-01-20 Kabel Metallwerke Ghh Procede de fabrication d'une gaine en mousse synthetique
FR2417386A1 (fr) * 1978-02-16 1979-09-14 Kabel Metallwerke Ghh Procede pour la fabrication en continu de conduits tubulaires calorifuges
EP0048522A1 (en) * 1980-09-19 1982-03-31 Wavin B.V. A plastics pipe part provided with an outer foam plastics insulating layer

Also Published As

Publication number Publication date
BE842625R (fr) 1976-12-06
ATA186876A (de) 1979-12-15
CH589252A5 (enrdf_load_html_response) 1977-06-30
NL7606018A (nl) 1976-12-09
SE7606344L (sv) 1976-12-08
DE2525561C2 (de) 1985-11-07
FR2313198B2 (enrdf_load_html_response) 1980-04-30
IT1057271B (it) 1982-03-10
JPS51149376A (en) 1976-12-22
DE2525561A1 (de) 1976-12-23
DK141576A (da) 1976-12-08
DK147372B (da) 1984-07-09
GB1480324A (en) 1977-07-20
SE420690B (sv) 1981-10-26
AT357749B (de) 1980-07-25
DK147372C (da) 1985-01-07

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