CH317570A - Pressa per mescolare ed estrudere materie plastiche - Google Patents

Pressa per mescolare ed estrudere materie plastiche

Info

Publication number
CH317570A
CH317570A CH317570DA CH317570A CH 317570 A CH317570 A CH 317570A CH 317570D A CH317570D A CH 317570DA CH 317570 A CH317570 A CH 317570A
Authority
CH
Switzerland
Prior art keywords
press
mixing
plastic materials
extruding plastic
extruding
Prior art date
Application number
Other languages
English (en)
Inventor
Pasquetti Carlo
Original Assignee
Pasquetti Carlo
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 Pasquetti Carlo filed Critical Pasquetti Carlo
Publication of CH317570A publication Critical patent/CH317570A/it

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
    • B30B11/245—Extrusion presses; Dies therefor using screws or worms using two or more screws working in different chambers
    • 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
    • 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
    • B29C48/395—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CH317570D 1952-10-02 1953-07-27 Pressa per mescolare ed estrudere materie plastiche CH317570A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT317570X 1952-10-02

Publications (1)

Publication Number Publication Date
CH317570A true CH317570A (it) 1956-11-30

Family

ID=11234320

Family Applications (1)

Application Number Title Priority Date Filing Date
CH317570D CH317570A (it) 1952-10-02 1953-07-27 Pressa per mescolare ed estrudere materie plastiche

Country Status (3)

Country Link
CH (1) CH317570A (it)
FR (1) FR1082192A (it)
GB (1) GB733585A (it)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1168631B (de) * 1958-08-29 1964-04-23 Basf Ag Vorrichtung zum Verarbeiten von thermo-plastischen Kunststoffen auf Schneckenpressen und Ko-Knetern
DE1217599B (de) * 1955-08-23 1966-05-26 Goodyear Tire & Rubber Einrichtung an einer Strangpresse

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT246782Y1 (it) * 1999-06-11 2002-04-10 Rossa Giovanni Della Estrusore compatto a piu' viti parallele

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1217599B (de) * 1955-08-23 1966-05-26 Goodyear Tire & Rubber Einrichtung an einer Strangpresse
DE1168631B (de) * 1958-08-29 1964-04-23 Basf Ag Vorrichtung zum Verarbeiten von thermo-plastischen Kunststoffen auf Schneckenpressen und Ko-Knetern

Also Published As

Publication number Publication date
FR1082192A (fr) 1954-12-27
GB733585A (en) 1955-07-13

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