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AU497990B2 - Coaxial twin screw extruder - Google Patents
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AU497990B2 - Coaxial twin screw extruder - Google Patents

Coaxial twin screw extruder

Info

Publication number
AU497990B2
AU497990B2 AU80273/75A AU8027375A AU497990B2 AU 497990 B2 AU497990 B2 AU 497990B2 AU 80273/75 A AU80273/75 A AU 80273/75A AU 8027375 A AU8027375 A AU 8027375A AU 497990 B2 AU497990 B2 AU 497990B2
Authority
AU
Australia
Prior art keywords
screw extruder
twin screw
coaxial twin
coaxial
extruder
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.)
Expired
Application number
AU80273/75A
Other versions
AU8027375A (en
Inventor
K Resch
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.)
Raul Kiefel Gm Br
Original Assignee
Paul Kiefel GmbH
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 Paul Kiefel GmbH filed Critical Paul Kiefel GmbH
Publication of AU8027375A publication Critical patent/AU8027375A/en
Application granted granted Critical
Publication of AU497990B2 publication Critical patent/AU497990B2/en
Expired 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
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/455—Screws arranged to convey material towards each other, e.g. separate screws arranged after each other and feeding in opposite directions
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
AU80273/75A 1974-11-19 1975-04-17 Coaxial twin screw extruder Expired AU497990B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19742454785 DE2454785A1 (en) 1974-11-19 1974-11-19 Double screw extruder - with central bored device to blend two streams together thoroughly
DEDEF2454 1974-11-19

Publications (2)

Publication Number Publication Date
AU8027375A AU8027375A (en) 1976-10-21
AU497990B2 true AU497990B2 (en) 1979-02-01

Family

ID=5931229

Family Applications (1)

Application Number Title Priority Date Filing Date
AU80273/75A Expired AU497990B2 (en) 1974-11-19 1975-04-17 Coaxial twin screw extruder

Country Status (2)

Country Link
AU (1) AU497990B2 (en)
DE (1) DE2454785A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6446310B2 (en) * 2014-04-10 2018-12-26 東芝機械株式会社 Screw for extruder, extruder and extrusion method
JP6550253B2 (en) * 2014-04-24 2019-07-24 東芝機械株式会社 Screw for extruder, extruder and extrusion method
JP6527742B2 (en) * 2014-04-24 2019-06-05 東芝機械株式会社 Screw for extruder, extruder and extrusion method
JP6639800B2 (en) * 2014-05-08 2020-02-05 東芝機械株式会社 Screw for extruder, extruder and extrusion method
JP6639799B2 (en) 2014-05-08 2020-02-05 東芝機械株式会社 Kneading device and kneading method
JP6639798B2 (en) 2014-05-08 2020-02-05 東芝機械株式会社 Screw for extruder, extruder and extrusion method
JP6446234B2 (en) 2014-10-27 2018-12-26 東芝機械株式会社 Screw for extruder, screw element, extruder and extrusion method
JP6446235B2 (en) * 2014-10-27 2018-12-26 東芝機械株式会社 Extruder and kneading equipment
JP6746278B2 (en) * 2015-04-28 2020-08-26 芝浦機械株式会社 Extruder screw, extruder and extrusion method
JP6464025B2 (en) * 2015-04-28 2019-02-06 東芝機械株式会社 Screw for extruder, extruder and extrusion method

Also Published As

Publication number Publication date
AU8027375A (en) 1976-10-21
DE2454785A1 (en) 1976-05-20

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