LU75047A1 - - Google Patents

Info

Publication number
LU75047A1
LU75047A1 LU75047A LU75047A LU75047A1 LU 75047 A1 LU75047 A1 LU 75047A1 LU 75047 A LU75047 A LU 75047A LU 75047 A LU75047 A LU 75047A LU 75047 A1 LU75047 A1 LU 75047A1
Authority
LU
Luxembourg
Application number
LU75047A
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 filed Critical
Publication of LU75047A1 publication Critical patent/LU75047A1/xx

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
    • B29C48/90—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
    • 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
    • B29C48/25—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
    • B29C48/901—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
    • B29C48/902—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 internally
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
LU75047A 1975-05-30 1976-05-28 LU75047A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752523975 DE2523975A1 (de) 1975-05-30 1975-05-30 Vorrichtung zur herstellung spannungsarmer rohre aus thermoplastischem kunststoff

Publications (1)

Publication Number Publication Date
LU75047A1 true LU75047A1 (fr) 1977-01-21

Family

ID=5947804

Family Applications (1)

Application Number Title Priority Date Filing Date
LU75047A LU75047A1 (fr) 1975-05-30 1976-05-28

Country Status (11)

Country Link
BE (1) BE842313A (fr)
CH (1) CH605087A5 (fr)
DE (1) DE2523975A1 (fr)
DK (1) DK233676A (fr)
FI (1) FI761501A (fr)
FR (1) FR2312355A1 (fr)
IT (1) IT1081078B (fr)
LU (1) LU75047A1 (fr)
NL (1) NL7605758A (fr)
NO (1) NO761828L (fr)
SE (1) SE7606074L (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE434930B (sv) * 1982-04-29 1984-08-27 Aga Ab Forfaringssett och anordning for att invendigt kyla extruderade rorformiga foremal med hjelp av flytande kveve
NL8502034A (nl) * 1985-07-15 1987-02-02 Leer Koninklijke Emballage Inrichting voor het vervaardigen van een buisvormig voorwerp.
DE3903174C3 (de) * 1989-02-03 1997-06-19 Karl Veit Holger Prof Dr Ing Innenkühlung für aus einem Blaskopf extrudierte Kunststoffschlauchfolie
DE4117221C2 (de) * 1991-05-27 1996-02-22 Schueco Int Kg Verfahren und Vorrichtung zum Herstellen von strangförmigen Hohlkammerprofilen aus thermoplastischem Werkstoff
AT409474B (de) * 1992-09-01 2002-08-26 Greiner & Soehne C A Extrusionswerkzeug für mit zumindest einem hohlraum versehene bauteile sowie verfahren zum herstellen derartiger bauteile
US5525289A (en) * 1995-01-30 1996-06-11 Lupke; Manfred A. A. Method and apparatus for cooling hollow molded product
NL1001259C2 (nl) * 1995-05-03 1996-11-05 Wavin Bv Werkwijze voor het behandelen van een geëxtrudeerd kunststof profiel en extrusie-installatie daarvoor.
FR2733934B1 (fr) * 1995-05-11 1997-06-20 Corelco Dispositif de refroidissement pour installation de fabrication en continu de corps tubulaires en matiere synthetique
BE1010116A3 (fr) * 1996-03-13 1998-01-06 Eupen Kabelwerk Procede et dispositif pour le refroidissement interne de tuyaux en matiere plastique.
BE1010107A5 (fr) * 1996-03-13 1997-12-02 Eupen Kabelwerk Procede et dispositif pour le refroidissement interne de tuyaux en matiere plastique.
CA2261073A1 (fr) * 1997-05-20 1998-11-26 Manfred A. A. Lupke Procede et dispositif permettant de fabriquer des tuyaux plastiques sans pression mecanique sur la paroi interne du tuyau
AT412771B (de) * 1997-06-26 2005-07-25 Greiner & Soehne C A Extrusionswerkzeug für eine kunststoffschmelze
DE19841156C1 (de) * 1998-09-09 1999-10-21 Unicor Rohrsysteme Gmbh Vorrichtung zur Herstellung von Rohren
FI20050634A (fi) * 2005-06-15 2006-12-16 Kwh Pipe Ab Oy Menetelmä ja laite ekstrudoitujen kestomuoviputkien sisäiseksi jäähdyttämiseksi

Also Published As

Publication number Publication date
DK233676A (da) 1976-12-01
NL7605758A (nl) 1976-12-02
BE842313A (fr) 1976-09-16
IT1081078B (it) 1985-05-16
FR2312355B3 (fr) 1979-02-16
FI761501A (fr) 1976-12-01
FR2312355A1 (fr) 1976-12-24
CH605087A5 (fr) 1978-09-29
NO761828L (fr) 1976-12-01
DE2523975A1 (de) 1976-12-16
SE7606074L (sv) 1976-12-01

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