LU28825A1 - - Google Patents

Info

Publication number
LU28825A1
LU28825A1 LU28825DA LU28825A1 LU 28825 A1 LU28825 A1 LU 28825A1 LU 28825D A LU28825D A LU 28825DA LU 28825 A1 LU28825 A1 LU 28825A1
Authority
LU
Luxembourg
Application number
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.)
Publication date
Publication of LU28825A1 publication Critical patent/LU28825A1/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/22—Extrusion presses; Dies therefor
    • B30B11/24—Extrusion presses; Dies therefor using screws or worms
    • B30B11/243—Extrusion presses; Dies therefor using screws or worms using two or more screws working in the same chamber
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/425—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 using three or more screws
    • B29C48/43—Ring 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
    • B29C48/435—Sub-screws

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
LU28825D 1939-02-06 LU28825A1 (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT220550X 1939-02-06

Publications (1)

Publication Number Publication Date
LU28825A1 true LU28825A1 (en:Method) 1900-01-01

Family

ID=11190791

Family Applications (1)

Application Number Title Priority Date Filing Date
LU28825D LU28825A1 (en:Method) 1939-02-06

Country Status (8)

Country Link
US (1) US2563396A (en:Method)
BE (1) BE442609A (en:Method)
CH (1) CH220550A (en:Method)
DE (1) DE841058C (en:Method)
FR (1) FR863207A (en:Method)
GB (2) GB634071A (en:Method)
LU (1) LU28825A1 (en:Method)
NL (1) NL67194C (en:Method)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE884105C (de) * 1943-05-30 1953-08-03 Dynamit Nobel Ag Spritzgussverfahren und Vorrichtung zur Herstellung von Formstuecken aller Art aus thermoplastischen Werkstoffen
FR956605A (en:Method) * 1943-07-24 1950-02-02
DE879913C (de) * 1944-02-22 1953-06-18 Bayer Ag Knetvorrichtung mit mehrgaengigen Schnecken
FR960503A (en:Method) * 1947-06-25 1950-04-20
GB663496A (en) * 1948-08-06 1951-12-19 Bakelite Corp Plastic milling process and apparatus
DE845262C (de) * 1949-01-14 1952-07-31 Gaston Wampach Strangpresse
DE974124C (de) * 1950-03-08 1960-09-22 Carlo Pasquetti Schraubenpresse fuer die Verarbeitung thermoplastischer Werkstoffe
DE879861C (de) * 1950-08-04 1953-06-15 August Georg Schaefer Fuellwalze fuer Schneckenpressen zur Herstellung von duennwandigen, masshaltigen Strangartikeln, insbesondere von Umhuellungen fuer elektrische Leitungen
DE860261C (de) * 1951-07-22 1952-12-18 Hermann Berstorff Maschb Ansta Schneckenpresse zur Verarbeitung von plastischen, insbesondere thermoplastischen Massen
BE533182A (en:Method) * 1953-11-13 1900-01-01
FR1176599A (fr) * 1956-07-21 1959-04-13 Anton Reifenhauser Presse pour la fabrication de pièces planes ou tubulaires en matière thermoplastique
US3122356A (en) * 1958-08-23 1964-02-25 Bayer Ag Worm arrangement
US4043002A (en) * 1975-07-02 1977-08-23 Hobart Corporation Patty machine and method of forming patties
FR2319479A1 (fr) * 1975-08-01 1977-02-25 Creusot Loire Dispositif de degazage de matieres plastiques
DE3030541C2 (de) * 1980-08-13 1988-09-08 Rudolf P. 7000 Stuttgart Fritsch Vorrichtung zur kontinuierlichen Herstellung hochmolekularer Polymerer
GB2165890B (en) * 1984-10-24 1988-08-17 Stothert & Pitt Plc Improvements in pumps
DE3513536C1 (en:Method) * 1985-04-16 1987-01-02 Rudolf Paul 7000 Stuttgart De Fritsch
BR9306863A (pt) * 1992-08-10 1998-12-08 Friends Of Freesia Co Ltd Método e aparelho de amasaamento/extrusão de resina plástica por extrus es altenadas de cilindros
GB9402837D0 (en) * 1994-02-15 1994-04-06 Unilever Plc Extruder
KR0133154B1 (ko) * 1994-08-22 1998-04-20 이종대 무단 압축형 스크류식 진공펌프
EP0788867B1 (de) * 1996-02-06 1999-07-07 Josef A. Blach Vorrichtung zum kontinuierlichen Bearbeiten von fliessfähigen Materialien
DE19607664C2 (de) * 1996-02-29 1998-01-02 Fritsch Rosemarie I Mischer
FI982272A0 (fi) * 1998-10-21 1998-10-21 Natural Colour Kari Kirjavaine Ekstruusiomenetelmä
DE19854689A1 (de) * 1998-11-26 2000-06-08 Buehler Ag Verfahren und Vorrichtung zur Aufbereitung eines thermoplastischen Polykondensats
FI111059B (fi) * 2000-04-19 2003-05-30 Natural Colour Kari Kirjavaine Suulakepuristusmenetelmä ja suulakepuristin
DE10055772A1 (de) * 2000-11-10 2002-05-29 Buehler Ag Ring-Extruder-Einzug
DE10150006A1 (de) * 2001-10-11 2003-04-17 Buehler Ag Ringextruder mit teilgekappten Förderelementen im Einzugsbereich
DE10208181A1 (de) * 2002-02-20 2003-08-28 Buehler Ag Eindosierung von Weichmachern in Mehrwellen-Extruder
DE10211673A1 (de) * 2002-03-15 2003-09-25 Buehler Ag Mehrwellen-Extruder mit Austragsschnecke
DE10233214B4 (de) * 2002-07-22 2005-01-27 3+Extruder Gmbh Extruder zum kontinuierlichen Bearbeiten und/oder Verarbeiten von fließfähigen Materialien
US7377684B2 (en) * 2004-05-28 2008-05-27 Clemson University Multi-component blending system
DE102021001602A1 (de) * 2021-03-26 2022-09-29 Blach Verwaltungs GmbH + Co. KG Vorrichtung zum Einzug eines Schüttgut aufweisenden Materials und Dosiergerät sowie Verfahren zur Herstellung einer Formmasse mit verbesserten Eigenschaften
DE102021001601A1 (de) * 2021-03-26 2022-09-29 Blach Verwaltungs GmbH + Co. KG Vorrichtung zum Einzug eines Schüttgut aufweisenden Materials dessen Gleit- und/oder Rutschhemmung erhöht wird sowie Verfahren zur Erhöhung der Gleit- und/oder Rutschhemmung

Family Cites Families (10)

* 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
US72393A (en) * 1867-12-17 Albert w
GB190714980A (en) * 1907-06-29 1908-03-05 Bertrams Ltd Improvements in Machines for Making India-rubber Tubes, Cords and the like from Plastic Materials.
US1156096A (en) * 1913-03-26 1915-10-12 Rubber Regenerating Co Apparatus for treating plastic material.
FR535892A (fr) * 1921-05-21 1922-04-22 Olier Sa Ets A Perfectionnements aux machines à vis sans fin employées pour la production des corps continus profilés, en caoutchouc ou en matières plastiques
DE397961C (de) * 1923-05-29 1924-06-28 Horst Ahnhudt Maschine zur Herstellung von gemusterten plastischen Massen
US1831779A (en) * 1925-11-05 1931-11-10 Patent & Licensing Corp Method and apparatus for reclaiming waste roofing material
US2048286A (en) * 1933-08-17 1936-07-21 Lever Brothers Ltd Apparatus for treating plastic materials
DE649638C (de) * 1935-03-05 1937-08-30 Kampens Mek Verksted As Schraubenpresse mit zwei oder mehreren ineinandergreifenden Pressschrauben
US2360984A (en) * 1942-11-24 1944-10-24 Du Pont Screw press

Also Published As

Publication number Publication date
GB629109A (en) 1949-09-13
NL67194C (en:Method) 1900-01-01
DE841058C (de) 1952-06-13
US2563396A (en) 1951-08-07
FR863207A (fr) 1941-03-27
GB634071A (en) 1950-03-15
CH220550A (fr) 1942-04-15
BE442609A (en:Method) 1900-01-01

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