CH577885A5 - - Google Patents

Info

Publication number
CH577885A5
CH577885A5 CH46474A CH46474A CH577885A5 CH 577885 A5 CH577885 A5 CH 577885A5 CH 46474 A CH46474 A CH 46474A CH 46474 A CH46474 A CH 46474A CH 577885 A5 CH577885 A5 CH 577885A5
Authority
CH
Switzerland
Application number
CH46474A
Original Assignee
Sofisa Societe Financiere Sa
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 Societe Financiere Sa filed Critical Sofisa Societe Financiere Sa
Priority to CH46474A priority Critical patent/CH577885A5/xx
Priority to NL7416188A priority patent/NL7416188A/xx
Priority to FR7441995A priority patent/FR2257409A1/fr
Priority to DE19752500102 priority patent/DE2500102A1/de
Priority to IT19152/75A priority patent/IT1028281B/it
Priority to SE7500320A priority patent/SE7500320L/xx
Priority to BE152363A priority patent/BE824367A/xx
Priority to JP50006970A priority patent/JPS50102655A/ja
Publication of CH577885A5 publication Critical patent/CH577885A5/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/484—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws with two shafts provided with screws, e.g. one screw being shorter than the other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/488—Parts, e.g. casings, sealings; Accessories, e.g. flow controlling or throttling devices
    • B29B7/489—Screws
    • 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
    • B29C48/40—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 using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/41—Intermeshing counter-rotating screws
    • 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
    • B29C48/40—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 using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/42—Non-identical or non-mirrored screws
    • 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)
CH46474A 1974-01-14 1974-01-14 CH577885A5 (ko)

Priority Applications (8)

Application Number Priority Date Filing Date Title
CH46474A CH577885A5 (ko) 1974-01-14 1974-01-14
NL7416188A NL7416188A (nl) 1974-01-14 1974-12-12 Extrusie-inrichting met een aantal schroeven, in het bijzonder voor thermoplastische materia- len.
FR7441995A FR2257409A1 (en) 1974-01-14 1974-12-19 Multiple screw extruder with juxtaposed flight variations - to ensure positive cross blending during extrusion
DE19752500102 DE2500102A1 (de) 1974-01-14 1975-01-03 Mehrfachschneckenextruder, insbesondere fuer thermoplastische materialien
IT19152/75A IT1028281B (it) 1974-01-14 1975-01-10 Estrusore a molte viti in particolare per materiali termoplastici
SE7500320A SE7500320L (ko) 1974-01-14 1975-01-13
BE152363A BE824367A (fr) 1974-01-14 1975-01-14 Extrudeuse a plusieurs vis
JP50006970A JPS50102655A (ko) 1974-01-14 1975-01-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH46474A CH577885A5 (ko) 1974-01-14 1974-01-14

Publications (1)

Publication Number Publication Date
CH577885A5 true CH577885A5 (ko) 1976-07-30

Family

ID=4187608

Family Applications (1)

Application Number Title Priority Date Filing Date
CH46474A CH577885A5 (ko) 1974-01-14 1974-01-14

Country Status (8)

Country Link
JP (1) JPS50102655A (ko)
BE (1) BE824367A (ko)
CH (1) CH577885A5 (ko)
DE (1) DE2500102A1 (ko)
FR (1) FR2257409A1 (ko)
IT (1) IT1028281B (ko)
NL (1) NL7416188A (ko)
SE (1) SE7500320L (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5358965U (ko) * 1976-10-21 1978-05-19
JPS5999725U (ja) * 1982-12-24 1984-07-05 株式会社日本製鋼所 ２軸押出機
EP0265377A3 (fr) * 1986-10-23 1989-05-03 Charles Maillefer Extrudeuse multi-vis
JP4149283B2 (ja) * 2003-02-07 2008-09-10 住友ゴム工業株式会社 二軸混練押出機
JP2020521432A (ja) 2017-06-01 2020-07-27 ウェンガー マニュファクチュアリング アイエヌシー． 高比機械エネルギー押出しスクリュー組立体

Also Published As

Publication number Publication date
NL7416188A (nl) 1975-07-16
SE7500320L (ko) 1975-07-15
IT1028281B (it) 1979-01-30
FR2257409A1 (en) 1975-08-08
FR2257409B1 (ko) 1976-12-31
BE824367A (fr) 1975-07-14
JPS50102655A (ko) 1975-08-14
DE2500102A1 (de) 1975-07-31

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Legal Events

Date Code Title Description
PL Patent ceased