GB1364560A - Extruder - Google Patents

Extruder

Info

Publication number
GB1364560A
GB1364560A GB4852871A GB4852871A GB1364560A GB 1364560 A GB1364560 A GB 1364560A GB 4852871 A GB4852871 A GB 4852871A GB 4852871 A GB4852871 A GB 4852871A GB 1364560 A GB1364560 A GB 1364560A
Authority
GB
United Kingdom
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
GB4852871A
Other languages
English (en)
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
Priority to BE789885D priority Critical patent/BE789885A/nl
Application filed by Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Priority to GB4852871A priority patent/GB1364560A/en
Priority to DE2250851A priority patent/DE2250851A1/de
Priority to NL7214006A priority patent/NL7214006A/xx
Priority to FR7236673A priority patent/FR2156743B1/fr
Priority to BR7258/72A priority patent/BR7207258D0/pt
Priority to IT70259/72A priority patent/IT975273B/it
Priority to AU47847/72A priority patent/AU4784772A/en
Priority to JP47103268A priority patent/JPS4849848A/ja
Publication of GB1364560A publication Critical patent/GB1364560A/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)
GB4852871A 1971-10-19 1971-10-19 Extruder Expired GB1364560A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
BE789885D BE789885A (nl) 1971-10-19 Extrudeerinrichting
GB4852871A GB1364560A (en) 1971-10-19 1971-10-19 Extruder
DE2250851A DE2250851A1 (de) 1971-10-19 1972-10-17 Schneckenextruder
NL7214006A NL7214006A (de) 1971-10-19 1972-10-17
FR7236673A FR2156743B1 (de) 1971-10-19 1972-10-17
BR7258/72A BR7207258D0 (pt) 1971-10-19 1972-10-17 Extrudador para material termoplastico
IT70259/72A IT975273B (it) 1971-10-19 1972-10-17 Estrusore per materiali termopla stici
AU47847/72A AU4784772A (en) 1971-10-19 1972-10-17 Extruder
JP47103268A JPS4849848A (de) 1971-10-19 1972-10-17

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1364560A true GB1364560A (en) 1974-08-21

Family

ID=10448943

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4852871A Expired GB1364560A (en) 1971-10-19 1971-10-19 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
DE2250851A1 (de) 1973-04-26
IT975273B (it) 1974-07-20
FR2156743A1 (de) 1973-06-01
JPS4849848A (de) 1973-07-13
AU4784772A (en) 1974-04-26
FR2156743B1 (de) 1975-03-28
NL7214006A (de) 1973-04-25

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Legal Events

Date Code Title Description
CSNS Application of which complete specification have been accepted and published, but patent is not sealed