NL8003410A - Tweetraps strengpersinrichting. - Google Patents

Tweetraps strengpersinrichting. Download PDF

Info

Publication number
NL8003410A
NL8003410A NL8003410A NL8003410A NL8003410A NL 8003410 A NL8003410 A NL 8003410A NL 8003410 A NL8003410 A NL 8003410A NL 8003410 A NL8003410 A NL 8003410A NL 8003410 A NL8003410 A NL 8003410A
Authority
NL
Netherlands
Prior art keywords
vertical
extruder
strand
strand pressing
cylindrical
Prior art date
Application number
NL8003410A
Other languages
English (en)
Dutch (nl)
Original Assignee
Berstorff Gmbh Masch Hermann
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 Berstorff Gmbh Masch Hermann filed Critical Berstorff Gmbh Masch Hermann
Publication of NL8003410A publication Critical patent/NL8003410A/nl

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
    • B29C48/687—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having projections with a short length in the barrel direction, e.g. pins
    • 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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/38—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in the same barrel
    • 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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/385—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in separate barrels
    • 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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/39—Plasticisers, homogenisers or feeders comprising two or more stages a first extruder feeding the melt into an intermediate location of a second extruder
    • 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
    • B29C48/55—Screws having reverse-feeding elements
    • 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
    • B29C48/57—Screws provided with kneading disc-like elements, e.g. with oval-shaped elements
    • 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)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
NL8003410A 1979-06-15 1980-06-12 Tweetraps strengpersinrichting. NL8003410A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2924317 1979-06-15
DE2924317A DE2924317C2 (de) 1979-06-15 1979-06-15 Zweistufige Strangpreßvorrichtung für thermoplastische Formmassen, insbesondere für pulverförmige Kunststoffe

Publications (1)

Publication Number Publication Date
NL8003410A true NL8003410A (nl) 1980-12-17

Family

ID=6073360

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8003410A NL8003410A (nl) 1979-06-15 1980-06-12 Tweetraps strengpersinrichting.

Country Status (9)

Country Link
US (1) US4347003A (ru)
JP (1) JPS562150A (ru)
DD (1) DD151421A5 (ru)
DE (1) DE2924317C2 (ru)
FR (1) FR2459124A1 (ru)
GB (1) GB2052361B (ru)
IT (1) IT8022017V0 (ru)
NL (1) NL8003410A (ru)
SU (1) SU963451A3 (ru)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4749279A (en) * 1981-08-31 1988-06-07 Northern Lights Trust Of February 14, 1978 Modular mixing apparatus for extruded material including rotary for processing modules having variable speed independent drive means
USRE32217E (en) * 1982-11-12 1986-07-29 The Dow Chemical Company Graft copolymerization process
DE3334269A1 (de) * 1983-09-22 1985-04-11 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Verfahren und einrichtung zur herstellung marmorierter bahnen aus thermoplastischen kunststoffen oder kautschuk
JPH0611904B2 (ja) * 1986-12-04 1994-02-16 株式会社神戸製鋼所 高力、高導電性銅合金の製造方法
JPH0435112Y2 (ru) * 1987-07-17 1992-08-20
CH677309A5 (ru) * 1987-11-27 1991-05-15 Buehler Ag
DE3841728C1 (de) * 1988-12-10 1990-03-01 Hermann Berstorff Maschinenbau Gmbh, 30627 Hannover Ein- oder Doppelschneckenextruder zum Einarbeiten von pulverförmigen oder faserförmigen Additiven in eine thermoplastische Kunststoffschmelze
DE3841729C1 (de) * 1988-12-10 1990-03-01 Hermann Berstorff Maschinenbau Gmbh, 30627 Hannover Ein- oder Doppelschneckenextruder zum Entgasen von thermoplastischen Kunststoffschmelzen
DE4010540C1 (ru) * 1990-04-02 1991-11-07 Wilfried Dipl.-Ing. 3017 Pattensen De Baumgarten
DE4137969C1 (ru) * 1990-12-14 1992-10-15 Berstorff Gmbh Masch Hermann
DE4118091A1 (de) * 1991-06-03 1992-12-10 Theysohn Friedrich Fa Vorrichtung zum plastifizieren von kunststoff
DE4244312C1 (de) * 1992-12-28 1994-01-20 Baumgarten Wilfried Schneckenextruder
AUPQ468299A0 (en) * 1999-12-15 2000-01-20 James Hardie Research Pty Limited Method and apparatus for extruding cementitious articles
ITMI20050225A1 (it) * 2005-02-16 2006-08-17 Fava S P A Impastatrice omogeneizzatrice
CA2659546C (en) * 2006-08-09 2013-07-02 Inxel Trademark & Patents Sagl Process for preparing granules of pigments by means of double extrusion
EP2797728B1 (en) * 2011-12-31 2019-07-17 Univation Technologies, LLC System for forming different plastic products from a single melt
JP6798101B2 (ja) * 2015-10-19 2020-12-09 住友ゴム工業株式会社 押出機
JP7118971B2 (ja) * 2016-12-21 2022-08-16 ビーエーエスエフ ソシエタス・ヨーロピア 一軸押出機および一軸押出機の使用ならびに一軸押出機を用いて高吸収性ポリマの形態を変化させる方法
EP3564005B1 (de) * 2018-05-02 2021-01-13 Buss AG Misch- und knetmaschine, und deren verwendung

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1486328A (en) * 1922-09-11 1924-03-11 Robert O Fraser Food dispenser
DE879913C (de) * 1944-02-22 1953-06-18 Bayer Ag Knetvorrichtung mit mehrgaengigen Schnecken
FR1371923A (fr) * 1963-07-29 1964-09-11 Etablissements Andouart Soc D Perfectionnements aux extrudeuses de matière plastique
DE1604396A1 (de) * 1966-03-26 1970-09-17 Werner & Pfleiderer Verfahren und Vorrichtung zur Herstellung thermoplastischer Mischungen durch kontinuierliches Homogenisieren mehrerer Mischungsteile
US3559240A (en) * 1967-07-19 1971-02-02 Phillips Petroleum Co Bulk plastic handling
AT309789B (de) * 1967-11-20 1973-09-10 Buss Ag Misch- und Knetvorrichtung für plastische Massen
CH548270A (fr) * 1970-02-26 1974-04-30 Union Carbide Corp Procede pour fluidiser et melanger une matiere thermoplastique en particules et extrudeur a vis pour sa mise en oeuvre.
DE2043833B2 (de) * 1970-09-04 1972-03-09 Fa. Werner & Pfleiderer, 7000 Stuttgart Schneckenstrangpresse fuer die verarbeitung und behandlung von schmelzen plastischer stoffe kunststoffpulver und granu laten
DE2107927B1 (de) * 1971-02-19 1972-07-20 Fa Werner & Pfleiderer Verfahren zum kontinuierlichen Aufbereiten und Granulieren von duroplastischen Preßmassen
DE2235784C3 (de) * 1972-07-21 1986-01-09 Uniroyal Englebert Reifen GmbH, 5100 Aachen Einschnecken-Extruder zum Mischen und Homogenisieren von hochviskosen Kautschukmischungen und hochviskosen Thermoplasten
US4199263A (en) * 1972-07-21 1980-04-22 Uniroyal Ag Method and apparatus for mixing viscous materials
FR2325491A1 (fr) * 1975-09-25 1977-04-22 Poudres & Explosifs Ste Nale Procede de boudinage des compositions pyrotechniques, et boudineuse a vis

Also Published As

Publication number Publication date
SU963451A3 (ru) 1982-09-30
US4347003A (en) 1982-08-31
FR2459124A1 (fr) 1981-01-09
DE2924317C2 (de) 1984-07-19
GB2052361B (en) 1983-02-09
JPS6241454B2 (ru) 1987-09-03
FR2459124B1 (ru) 1983-07-18
GB2052361A (en) 1981-01-28
JPS562150A (en) 1981-01-10
DD151421A5 (de) 1981-10-21
DE2924317A1 (de) 1980-12-18
IT8022017V0 (it) 1980-06-10

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BN A decision not to publish the application has become irrevocable