AT358813B - MIXING AND SHEARING ELEMENT - Google Patents

MIXING AND SHEARING ELEMENT

Info

Publication number
AT358813B
AT358813B AT1777A AT1777A AT358813B AT 358813 B AT358813 B AT 358813B AT 1777 A AT1777 A AT 1777A AT 1777 A AT1777 A AT 1777A AT 358813 B AT358813 B AT 358813B
Authority
AT
Austria
Prior art keywords
mixing
shearing element
shearing
Prior art date
Application number
AT1777A
Other languages
German (de)
Other versions
ATA1777A (en
Inventor
Fritz Dr Ing Endler
Wolfgang Dipl Ing Warta
Siegfried Dipl Ing Anders
Original Assignee
Karl Marx Stadt Maschf
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 Karl Marx Stadt Maschf filed Critical Karl Marx Stadt Maschf
Publication of ATA1777A publication Critical patent/ATA1777A/en
Application granted granted Critical
Publication of AT358813B publication Critical patent/AT358813B/en

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
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/421—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw and additionally other mixing elements on the same shaft, e.g. paddles, discs, bearings, rotor blades of the Banbury type
    • 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
    • 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
    • B29C48/50—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
AT1777A 1976-02-26 1977-01-04 MIXING AND SHEARING ELEMENT AT358813B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD191489A DD124024A1 (en) 1976-02-26 1976-02-26

Publications (2)

Publication Number Publication Date
ATA1777A ATA1777A (en) 1980-02-15
AT358813B true AT358813B (en) 1980-10-10

Family

ID=5503685

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1777A AT358813B (en) 1976-02-26 1977-01-04 MIXING AND SHEARING ELEMENT

Country Status (10)

Country Link
AT (1) AT358813B (en)
BG (1) BG27799A1 (en)
CS (1) CS189332B1 (en)
DD (1) DD124024A1 (en)
DE (1) DE2700211A1 (en)
FR (1) FR2342152A1 (en)
GB (1) GB1556543A (en)
HU (1) HU176589B (en)
RO (1) RO85517B (en)
SU (1) SU791550A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT384991B (en) * 1978-04-03 1988-02-10 Cincinnati Milacron Austria DOUBLE SCREW EXTRUDER
DE4122912A1 (en) * 1991-07-11 1993-01-14 Theysohn Friedrich Fa DOUBLE SCREW EXTRUDER
FR2697839B1 (en) * 1992-11-09 1995-01-13 Inst Francais Du Petrole Improved process for recovering alkali metal terephthalate and alkylene glycol from polyalkylene terephthalates.
US5545746A (en) * 1993-11-09 1996-08-13 Institut Francais Du Petrole Method for recovery of alkali metal or alkaline-earth metal terephthalate and of alkylene glycol from polyethylene terephthalates
US6062717A (en) * 1997-11-18 2000-05-16 Bbs Corporation Chopper mixing screw

Also Published As

Publication number Publication date
FR2342152B3 (en) 1980-01-11
DE2700211A1 (en) 1977-09-01
DD124024A1 (en) 1977-02-02
SU791550A1 (en) 1980-12-30
GB1556543A (en) 1979-11-28
RO85517B (en) 1984-11-30
ATA1777A (en) 1980-02-15
RO85517A (en) 1984-10-31
HU176589B (en) 1981-03-28
BG27799A1 (en) 1980-01-15
CS189332B1 (en) 1979-04-30
FR2342152A1 (en) 1977-09-23

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
REN Ceased due to non-payment of the annual fee