CH598002A5 - - Google Patents

Info

Publication number
CH598002A5
CH598002A5 CH1357375A CH1357375A CH598002A5 CH 598002 A5 CH598002 A5 CH 598002A5 CH 1357375 A CH1357375 A CH 1357375A CH 1357375 A CH1357375 A CH 1357375A CH 598002 A5 CH598002 A5 CH 598002A5
Authority
CH
Switzerland
Application number
CH1357375A
Inventor
Erich Beck
Original Assignee
Erich Beck
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 Erich Beck filed Critical Erich Beck
Publication of CH598002A5 publication Critical patent/CH598002A5/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/505Screws
    • B29C48/53Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/304Extrusion nozzles or dies specially adapted for bringing together components, e.g. melts within the die
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/32Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B29C48/337Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location
    • B29C48/338Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location using a die with concentric parts, e.g. rings, cylinders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395Means 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
    • B29C48/455Screws arranged to convey material towards each other, e.g. separate screws arranged after each other and feeding in opposite directions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CH1357375A 1974-10-22 1975-10-20 CH598002A5 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2450030A DE2450030C3 (de) 1974-10-22 1974-10-22 Einschnecken-Strangpresse für thermoplastische Kunststoffe

Publications (1)

Publication Number Publication Date
CH598002A5 true CH598002A5 (pt) 1978-04-28

Family

ID=5928801

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1357375A CH598002A5 (pt) 1974-10-22 1975-10-20

Country Status (11)

Country Link
US (1) US4072455A (pt)
JP (1) JPS5165172A (pt)
AT (1) AT351234B (pt)
AU (1) AU498472B2 (pt)
BR (1) BR7506922A (pt)
CA (1) CA1075865A (pt)
CH (1) CH598002A5 (pt)
DE (1) DE2450030C3 (pt)
FR (1) FR2288608A1 (pt)
GB (1) GB1478106A (pt)
IT (1) IT1043546B (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2738776C2 (de) * 1977-08-27 1983-05-19 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Temperierbare Schneckenpresse zum kontinuierlichen Extrudieren von thermoplastischem Schaumstoff
EP0091705A1 (en) * 1982-04-01 1983-10-19 Gruptecnic S.A. Extruding machine for plastic material and the like
DE3817941A1 (de) * 1988-05-27 1989-11-30 Rhodia Ag Extrusionsverfahren und ein-, zwei- oder mehrschneckenextruder
US5503788A (en) 1994-07-12 1996-04-02 Lazareck; Jack Automobile shredder residue-synthetic plastic material composite, and method for preparing the same
US5762756A (en) * 1994-11-21 1998-06-09 The Black Clawson Company Methods and apparatus for pulping and deinking
US5974305A (en) * 1997-05-15 1999-10-26 Nokia Mobile Phones Limited Dual band architectures for mobile stations
US6511217B1 (en) * 2000-11-03 2003-01-28 General Electric Company Method and system to compound silicone compositions
ATE345920T1 (de) * 2001-03-12 2006-12-15 Nestle Sa Extrusionsverfahren
KR100908269B1 (ko) * 2001-10-18 2009-07-20 커뮤니티 엔터프라이즈, 엘엘씨. 다층 물품 사출 성형 장치
DE102009040047A1 (de) * 2009-09-04 2011-03-17 Bayer Materialscience Ag Verfahren zur Einarbeitung von Feststoffen in Polymere
RU2696456C2 (ru) * 2015-03-23 2019-08-01 Некст Дженерейшн Рисайклингмашинен Гмбх Установка, а также способ для обработки полимерного расплава
CN107243979A (zh) * 2017-05-16 2017-10-13 贵州大龙建通新材料有限公司 组合式挤出机

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE409577C (de) * 1925-02-07 Horst Ahnhudt Strangpresse fuer plastische Massen
DE188640C (pt) * 1900-01-01
CH343118A (it) * 1956-02-20 1959-12-15 Luigi Bandera Soc A R L Off Pressa a vite per l'estrusione di materiali pastosi
DE1198533B (de) * 1961-03-23 1965-08-12 Hermann Berstorff Maschb Ansta Breitschlitzduese fuer thermoplastische Kunststoffe, insbesondere Polyvinylchlorid
DE1435353A1 (de) * 1963-08-03 1969-03-13 Barmag Barmer Maschf Vorrichtung zum Verspinnen thermoplastischer Kunststoffe
FR1377013A (fr) * 1963-12-05 1964-10-31 Scholven Chemie Ag Presse à vis sans fin pour le pétrissage, le mélange et l'extrusion, notamment de masses thermoplastiques
US3507951A (en) * 1966-07-19 1970-04-21 Mobay Chemical Corp Colored polycarbonates and process for preparing the same
FR1549476A (pt) * 1967-10-30 1968-12-13
US3577588A (en) * 1969-05-05 1971-05-04 Dow Chemical Co Extrusion apparatus

Also Published As

Publication number Publication date
FR2288608A1 (fr) 1976-05-21
FR2288608B1 (pt) 1979-07-13
DE2450030B2 (de) 1977-10-06
IT1043546B (it) 1980-02-29
GB1478106A (en) 1977-06-29
CA1075865A (en) 1980-04-22
DE2450030C3 (de) 1978-05-18
BR7506922A (pt) 1976-08-17
AU8591875A (en) 1977-04-28
ATA796375A (de) 1978-12-15
AU498472B2 (en) 1979-03-15
JPS5165172A (pt) 1976-06-05
US4072455A (en) 1978-02-07
DE2450030A1 (de) 1976-05-06
AT351234B (de) 1979-07-10

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Legal Events

Date Code Title Description
PL Patent ceased