CH555739A - SCREW EXTRUDER. - Google Patents

SCREW EXTRUDER.

Info

Publication number
CH555739A
CH555739A CH1079573A CH1079573A CH555739A CH 555739 A CH555739 A CH 555739A CH 1079573 A CH1079573 A CH 1079573A CH 1079573 A CH1079573 A CH 1079573A CH 555739 A CH555739 A CH 555739A
Authority
CH
Switzerland
Prior art keywords
screw extruder
extruder
screw
Prior art date
Application number
CH1079573A
Other languages
German (de)
Original Assignee
Basf Ag
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 Basf Ag filed Critical Basf Ag
Publication of CH555739A publication Critical patent/CH555739A/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
    • B29C48/256—Exchangeable extruder parts
    • B29C48/2564—Screw parts
    • 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
    • B29C48/405—Intermeshing co-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
    • B29C48/03—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
CH1079573A 1972-07-27 1973-07-24 SCREW EXTRUDER. CH555739A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2236902A DE2236902A1 (en) 1972-07-27 1972-07-27 Double screw extruder - with semi-spherical and trapezoidal screw profile sections

Publications (1)

Publication Number Publication Date
CH555739A true CH555739A (en) 1974-11-15

Family

ID=5851884

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1079573A CH555739A (en) 1972-07-27 1973-07-24 SCREW EXTRUDER.

Country Status (3)

Country Link
CH (1) CH555739A (en)
DE (1) DE2236902A1 (en)
IT (1) IT989992B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2611908C2 (en) * 1976-03-20 1986-03-27 Bayer Ag, 5090 Leverkusen Multi-shaft screw machine
DE3206325C2 (en) * 1982-02-22 1985-10-10 AUTOMATIK Apparate-Maschinenbau GmbH, 8754 Großostheim Multi-shaft, continuously working mixing and kneading machine for plasticizable materials
IT8221688V0 (en) * 1982-04-26 1982-04-26 Pomini Farrel Spa CONTINUOUS MIXING MACHINE PERFECTED FOR PLASTIC MATERIALS, AND IN PARTICULAR FOR RUBBER POWDER AND "IN DIVIDED FORM".
DE102004052055B4 (en) * 2004-10-26 2014-11-20 Blach Verwaltung Gmbh & Co.Kg extruder

Also Published As

Publication number Publication date
DE2236902A1 (en) 1974-02-28
IT989992B (en) 1975-06-10

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Legal Events

Date Code Title Description
PL Patent ceased