SE405336B - EXTRACTOR FOR THERMAL PLASTIC PROCESSING - Google Patents

EXTRACTOR FOR THERMAL PLASTIC PROCESSING

Info

Publication number
SE405336B
SE405336B SE7406418A SE7406418A SE405336B SE 405336 B SE405336 B SE 405336B SE 7406418 A SE7406418 A SE 7406418A SE 7406418 A SE7406418 A SE 7406418A SE 405336 B SE405336 B SE 405336B
Authority
SE
Sweden
Prior art keywords
extractor
plastic processing
thermal plastic
thermal
processing
Prior art date
Application number
SE7406418A
Other languages
Swedish (sv)
Other versions
SE7406418L (en
Inventor
N Coster
Original Assignee
Sofisa Fa
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 Sofisa Fa filed Critical Sofisa Fa
Publication of SE7406418L publication Critical patent/SE7406418L/xx
Publication of SE405336B publication Critical patent/SE405336B/en

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
    • B29C48/68—Barrels or cylinders
    • B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
    • B29C48/686—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having grooves or cavities
    • 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
    • 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
    • B29C48/56—Screws having grooves or cavities other than the thread or the channel
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
SE7406418A 1973-06-22 1974-05-14 EXTRACTOR FOR THERMAL PLASTIC PROCESSING SE405336B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH910573A CH551853A (en) 1973-06-22 1973-06-22 SCREW PRESS.

Publications (2)

Publication Number Publication Date
SE7406418L SE7406418L (en) 1974-12-23
SE405336B true SE405336B (en) 1978-12-04

Family

ID=4348371

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7406418A SE405336B (en) 1973-06-22 1974-05-14 EXTRACTOR FOR THERMAL PLASTIC PROCESSING

Country Status (9)

Country Link
JP (1) JPS50135166A (en)
AT (1) AT339582B (en)
CH (1) CH551853A (en)
DE (1) DE2418107A1 (en)
FR (1) FR2234124B1 (en)
GB (1) GB1428058A (en)
IT (1) IT1018599B (en)
NL (1) NL7407293A (en)
SE (1) SE405336B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS567459Y2 (en) * 1976-09-14 1981-02-18
DE2934297A1 (en) * 1979-08-24 1981-03-26 Eberhard Dipl.-Ing. 7000 Stuttgart Grünschloß Extruder screw - in which multiple threads in fusion zone have twin flow paths where one has sickle shaped section
JPS56129582U (en) * 1980-03-03 1981-10-01
CH649738A5 (en) * 1982-12-21 1985-06-14 Maillefer Sa SCREW EXTRUDER FOR PLASTICS.
JPS61227003A (en) * 1985-04-01 1986-10-09 Toshiba Mach Co Ltd Screw for plastic molding equipped with subflight
JPS63176606U (en) * 1987-05-06 1988-11-16
JP7034422B2 (en) * 2018-02-13 2022-03-14 株式会社日本製鋼所 Two-screw extruder, reducer and extrusion method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2639464A (en) * 1950-01-03 1953-05-26 Nat Rubber Machinery Co Extrusion apparatus

Also Published As

Publication number Publication date
GB1428058A (en) 1976-03-17
FR2234124A1 (en) 1975-01-17
SE7406418L (en) 1974-12-23
NL7407293A (en) 1974-12-24
ATA354574A (en) 1977-02-15
IT1018599B (en) 1977-10-20
DE2418107A1 (en) 1975-01-23
FR2234124B1 (en) 1977-09-30
CH551853A (en) 1974-07-31
AT339582B (en) 1977-10-25
JPS50135166A (en) 1975-10-27

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