BE474116A - - Google Patents

Info

Publication number
BE474116A
BE474116A BE474116DA BE474116A BE 474116 A BE474116 A BE 474116A BE 474116D A BE474116D A BE 474116DA BE 474116 A BE474116 A BE 474116A
Authority
BE
Belgium
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 BE474116A publication Critical patent/BE474116A/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
    • 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
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/488—Parts, e.g. casings, sealings; Accessories, e.g. flow controlling or throttling devices
    • B29B7/489—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
    • B29C48/395—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
    • B29C48/395—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
    • B29C48/25—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
    • B29C48/03—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)
BE474116D 1947-06-25 BE474116A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE2508495X 1947-06-25

Publications (1)

Publication Number Publication Date
BE474116A true BE474116A (en:Method) 1900-01-01

Family

ID=3895862

Family Applications (1)

Application Number Title Priority Date Filing Date
BE474116D BE474116A (en:Method) 1947-06-25

Country Status (5)

Country Link
US (1) US2508495A (en:Method)
BE (1) BE474116A (en:Method)
FR (1) FR960503A (en:Method)
LU (1) LU28930A1 (en:Method)
NL (1) NL67723C (en:Method)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE492925A (en:Method) * 1949-12-23 1950-01-14
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
US2787022A (en) * 1955-04-05 1957-04-02 Dow Chemical Co Extrusion apparatus
US2950501A (en) * 1956-02-09 1960-08-30 Continental Can Co Method and apparatus for injection molding
BE570207A (en:Method) * 1957-08-15 1900-01-01
CH360492A (it) * 1957-11-14 1962-02-28 Lavorazione Mat Plastiche Sas Pressa a viti per l'estrusione di materie plastiche
US3078511A (en) * 1960-03-31 1963-02-26 Welding Engineers Treatment of plastic materials
US3137220A (en) * 1961-02-10 1964-06-16 Power Curbers Inc Feeding means for curb laying machine
NL266526A (en:Method) * 1961-06-29
NL134945C (en:Method) * 1966-05-06 1900-01-01
DE2611908C2 (de) * 1976-03-20 1986-03-27 Bayer Ag, 5090 Leverkusen Mehrwellige Schneckenmaschine
IT1218840B (it) * 1984-01-10 1990-04-24 Fibropolimeri Srl Lavatrice per il lavaggio o separazione del film di plastica dalle fibre di carta o cellulosa e procedimento relativo
FR2755888B1 (fr) * 1996-11-21 1999-01-29 Clextral Procede d'usinage d'un alesage dans un fourreau d'une machine d'extrusion et fourreau de machine d'extrusion
DE10122462C1 (de) * 2001-05-09 2002-10-10 3 & Extruder Gmbh Vorrichtung mit Schnecken zum Homogenisieren und/oder Dispergieren eines viskosen Stoffes und eines Feststoffes und/oder eines anderen Stoffes unterschiedlicher Viskosität
WO2003045664A1 (en) * 2001-11-30 2003-06-05 Kohei Sawa Extruder
WO2018222393A2 (en) * 2017-06-01 2018-12-06 Wenger Manufacturing Inc. High specific mechanical energy extrusion screw assembly
EP4240583B1 (en) * 2020-11-09 2024-12-18 POMINI Rubber & Plastics S.r.l. Screw and twin-screw assembly for use in elastomer mixture extruders and associated method for extrusion of elastomer mixtures

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1677119A (en) * 1925-07-25 1928-07-10 James W Fuller Apparatus for conveying pulverized material
DE649638C (de) * 1935-03-05 1937-08-30 Kampens Mek Verksted As Schraubenpresse mit zwei oder mehreren ineinandergreifenden Pressschrauben
LU28825A1 (en:Method) * 1939-02-06 1900-01-01
US2407503A (en) * 1941-01-21 1946-09-10 Nat Rubber Machinery Co Apparatus for extruding thermoplastic materials
US2360984A (en) * 1942-11-24 1944-10-24 Du Pont Screw press
US2411971A (en) * 1943-03-10 1946-12-03 Hydraulic Dev Corp Inc Extrusion machine

Also Published As

Publication number Publication date
LU28930A1 (en:Method) 1900-01-01
US2508495A (en) 1950-05-23
NL67723C (en:Method) 1900-01-01
FR960503A (en:Method) 1950-04-20

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