AU4784772A - Extruder - Google Patents

Extruder

Info

Publication number
AU4784772A
AU4784772A AU47847/72A AU4784772A AU4784772A AU 4784772 A AU4784772 A AU 4784772A AU 47847/72 A AU47847/72 A AU 47847/72A AU 4784772 A AU4784772 A AU 4784772A AU 4784772 A AU4784772 A AU 4784772A
Authority
AU
Australia
Prior art keywords
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
AU47847/72A
Other languages
English (en)
Inventor
Dekker And Paul Petrus Augustinus Smit Jan
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Publication of AU4784772A publication Critical patent/AU4784772A/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
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
    • B29C48/615—Threads having varying helix angles
    • 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)
AU47847/72A 1971-10-19 1972-10-17 Extruder Expired AU4784772A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4852871A GB1364560A (en) 1971-10-19 1971-10-19 Extruder
GBGB48528/71 1971-10-19

Publications (1)

Publication Number Publication Date
AU4784772A true AU4784772A (en) 1974-04-26

Family

ID=10448943

Family Applications (1)

Application Number Title Priority Date Filing Date
AU47847/72A Expired AU4784772A (en) 1971-10-19 1972-10-17 Extruder

Country Status (9)

Country Link
JP (1) JPS4849848A (de)
AU (1) AU4784772A (de)
BE (1) BE789885A (de)
BR (1) BR7207258D0 (de)
DE (1) DE2250851A1 (de)
FR (1) FR2156743B1 (de)
GB (1) GB1364560A (de)
IT (1) IT975273B (de)
NL (1) NL7214006A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7724432U1 (de) * 1977-08-05 1977-11-10 Bucher-Guyer Ag Maschinenfabrik, Niederweningen, Zuerich (Schweiz) Plastifiziermaschine zur verarbeitung bandfoermigen rohmaterials
DE4011248A1 (de) * 1990-04-06 1991-10-10 Poettinger Alois Landmasch Schneckenpresse

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1030011B (de) * 1953-08-29 1958-05-14 Dr Zareh Lorenian Dichtung fuer den Ringspalt um einen aus der Bohrung einer Schnecke heraustretenden zylindrischen Dorn bei Schneckenpressen
DE1268823B (de) * 1959-06-11 1968-05-22 Dr Zareh Lorenian Schneckenpresse zur Verarbeitung von thermoplastischen und/oder thermisch haertbarenKunststoffen
DE1167009B (de) * 1961-04-15 1964-04-02 Basf Ag Schneckenpresse zum schonenden Aufbereiten von Kunststoff-Rohstoffen

Also Published As

Publication number Publication date
BE789885A (nl) 1973-04-10
BR7207258D0 (pt) 1973-09-13
JPS4849848A (de) 1973-07-13
DE2250851A1 (de) 1973-04-26
GB1364560A (en) 1974-08-21
FR2156743B1 (de) 1975-03-28
IT975273B (it) 1974-07-20
NL7214006A (de) 1973-04-25
FR2156743A1 (de) 1973-06-01

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