DE3490043T1 - Verfahren zur Herstellung einer thermisch isolierenden Ummantlung oder Röhre für ein oder mehrere Rohre - Google Patents

Verfahren zur Herstellung einer thermisch isolierenden Ummantlung oder Röhre für ein oder mehrere Rohre

Info

Publication number
DE3490043T1
DE3490043T1 DE19843490043 DE3490043T DE3490043T1 DE 3490043 T1 DE3490043 T1 DE 3490043T1 DE 19843490043 DE19843490043 DE 19843490043 DE 3490043 T DE3490043 T DE 3490043T DE 3490043 T1 DE3490043 T1 DE 3490043T1
Authority
DE
Germany
Prior art keywords
foam
surface layer
calibration
plastic
tube
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.)
Withdrawn
Application number
DE19843490043
Other languages
German (de)
English (en)
Inventor
Johan Helsinki Brenner
Helge Hamari Lindström
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.)
NESTE ESPOO Oy
Original Assignee
NESTE ESPOO Oy
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 NESTE ESPOO Oy filed Critical NESTE ESPOO Oy
Publication of DE3490043T1 publication Critical patent/DE3490043T1/de
Withdrawn legal-status Critical Current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
    • 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
    • B29C44/22—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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • 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
    • B29C44/324—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables the preformed parts being tubular or folded to a tubular shape
    • 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
    • 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
    • B29C48/15—Extrusion 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
    • B29C48/151—Coating hollow articles
    • 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
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • 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
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/908—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article characterised by calibrator surface, e.g. structure or holes for lubrication, cooling or venting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Thermal Insulation (AREA)
  • Molding Of Porous Articles (AREA)
  • Laminated Bodies (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Resistance Heating (AREA)
DE19843490043 1983-02-14 1984-02-03 Verfahren zur Herstellung einer thermisch isolierenden Ummantlung oder Röhre für ein oder mehrere Rohre Withdrawn DE3490043T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI830487A FI830487L (fi) 1983-02-14 1983-02-14 Foerfarande foer tillverkning av en vaermeisolerande mantel eller kanal foer ett eller flera roer.

Publications (1)

Publication Number Publication Date
DE3490043T1 true DE3490043T1 (de) 1985-02-07

Family

ID=8516751

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843490043 Withdrawn DE3490043T1 (de) 1983-02-14 1984-02-03 Verfahren zur Herstellung einer thermisch isolierenden Ummantlung oder Röhre für ein oder mehrere Rohre

Country Status (10)

Country Link
BE (1) BE898894A (sv)
DE (1) DE3490043T1 (sv)
DK (1) DK482484D0 (sv)
FI (1) FI830487L (sv)
FR (1) FR2540782B1 (sv)
GB (1) GB2146286A (sv)
NL (1) NL8420024A (sv)
NO (1) NO843995L (sv)
SE (1) SE441732B (sv)
WO (1) WO1984003066A1 (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202009007391U1 (de) 2009-05-23 2009-08-13 Kraussmaffei Technologies Gmbh Vorrichtung zum Auftragen eines Kunststoffmaterials auf die Oberfläche eines Rohrkörpers

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4204759C1 (sv) * 1992-02-18 1992-12-03 Friedrich Theysohn Gmbh, 3012 Langenhagen, De
DE102007045900A1 (de) * 2007-09-26 2009-04-09 Rehau Ag + Co Verbundkörper und Verfahren zu dessen Herstellung
AT509229B1 (de) * 2010-02-26 2011-07-15 Isoplus Fernwaermetechnik Ges M B H Verfahren zur herstellung eines verbundrohres
WO2012002834A1 (ru) * 2010-06-28 2012-01-05 Общество С Ограниченной Ответственностью "Cmиt-Яpцebo" Способ изготовления теплоизолированной гибкой трубы
LT2620268T (lt) * 2010-09-20 2017-01-25 Obschestvo S Ogranichennoy Otvetstvennostiyu "Smit-Yartsevo" Lankstaus vamzdžio su termine izoliacija gamybos linija
DE102015110401B4 (de) 2015-06-29 2019-08-01 Brugg Rohrsysteme Gmbh Verfahren und Vorrichtung zur Beschichtung einer Rohrleitung
CN109402545B (zh) * 2017-08-18 2024-04-12 东莞中集专用车有限公司 牵引销保护装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB938666A (en) * 1960-01-18 1963-10-02 Ici Australia Ltd Method and apparatus for forming shaped articles from foaming materials
FR1374382A (fr) * 1963-06-21 1964-10-09 Plastival S A Procédé de fabrication de profilés composites, dispositif machine pour la mise enoeuvre du procédé et profilés obtenus par la mise en oeuvre du procédé
US3327030A (en) * 1963-09-25 1967-06-20 Friedrich A Reifenhauser Method and apparatus for forming elongated members
FR1470412A (fr) * 1966-01-13 1967-02-24 Fresse S A Procédé et dispositif pour la fabrication de corps à structure cellulaire de longueur indéfinie en matière thermoplastique expansée
GB1211860A (en) * 1967-10-03 1970-11-11 Ici Ltd A process for the production of pipe
FR2038718A5 (en) * 1969-03-27 1971-01-08 Plastival Sa Extruded section with expanded lightweight - core
US3733382A (en) * 1969-04-10 1973-05-15 Shell Oil Co Method of centrifugally applying foam insulation to a pipe
BE789774A (fr) * 1972-02-18 1973-02-01 Sinclair Koppers Co Procede et appareil pour la fabrication de profiles en mousse
FI54878C (fi) * 1973-01-25 1979-04-10 Rakennusmuovi Oy Anordning foer framstaellning av isolerroer
JPS5435231B2 (sv) * 1974-03-09 1979-11-01
SE389054B (sv) * 1975-11-18 1976-10-25 Lundbergs Fab Ab N Munstycke for tillforsel av tva komponenter vid framstellning av ett cellplastskikt mellan ett ror och en omgivande form
DE2758632C2 (de) * 1977-12-29 1985-08-14 Sekisui Kaseihin Kogyo K.K., Nara Vorrichtung zur Herstellung eines geschäumten Formkörpers mit der Struktur von Holz aus kristallinen Kunststoffen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202009007391U1 (de) 2009-05-23 2009-08-13 Kraussmaffei Technologies Gmbh Vorrichtung zum Auftragen eines Kunststoffmaterials auf die Oberfläche eines Rohrkörpers

Also Published As

Publication number Publication date
GB8425636D0 (en) 1984-11-14
FR2540782B1 (fr) 1988-07-22
FI830487L (fi) 1984-08-15
SE8405008D0 (sv) 1984-10-08
DK482484A (da) 1984-10-09
SE441732B (sv) 1985-11-04
FR2540782A1 (fr) 1984-08-17
BE898894A (fr) 1984-05-30
GB2146286A (en) 1985-04-17
SE8405008L (sv) 1984-10-08
DK482484D0 (da) 1984-10-09
FI830487A0 (fi) 1983-02-14
NO843995L (no) 1984-10-04
WO1984003066A1 (en) 1984-08-16
NL8420024A (nl) 1984-12-03

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Legal Events

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8139 Disposal/non-payment of the annual fee