LU71250A1 - - Google Patents

Info

Publication number
LU71250A1
LU71250A1 LU71250A LU71250A LU71250A1 LU 71250 A1 LU71250 A1 LU 71250A1 LU 71250 A LU71250 A LU 71250A LU 71250 A LU71250 A LU 71250A LU 71250 A1 LU71250 A1 LU 71250A1
Authority
LU
Luxembourg
Application number
LU71250A
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
Priority claimed from FR7339885A external-priority patent/FR2271032A1/fr
Priority claimed from FR7429481A external-priority patent/FR2282992A2/fr
Application filed filed Critical
Publication of LU71250A1 publication Critical patent/LU71250A1/xx

Links

Classifications

    • 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
    • B29B9/00—Making granules
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • B29B9/065—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion under-water, e.g. underwater pelletizers
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
    • 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
    • B29C48/03—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
    • B29C48/04—Particle-shaped

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation And Processing Of Food Products (AREA)
LU71250A 1973-11-09 1974-11-07 LU71250A1 (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7339885A FR2271032A1 (en) 1973-11-09 1973-11-09 Extrusion machine esp. for the food industry - with two material advancing screws and material outlet spinnerets in base
FR7429481A FR2282992A2 (fr) 1974-08-29 1974-08-29 Machine d'extrusion de matieres

Publications (1)

Publication Number Publication Date
LU71250A1 true LU71250A1 (it) 1975-05-21

Family

ID=26218016

Family Applications (1)

Application Number Title Priority Date Filing Date
LU71250A LU71250A1 (it) 1973-11-09 1974-11-07

Country Status (4)

Country Link
GB (1) GB1479169A (it)
IT (1) IT1024790B (it)
LU (1) LU71250A1 (it)
NL (1) NL7413920A (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2629009A1 (fr) * 1988-03-23 1989-09-29 Werner & Pfleiderer Plaque perforee pour granulation de cordons de matiere plastique en milieu aqueux

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008053799A1 (de) * 2008-10-29 2010-05-06 Bayer Materialscience Ag Extrusionsdüse für Polymere
DE202012004600U1 (de) * 2012-05-08 2012-06-01 Automatik Plastics Machinery Gmbh Düseneinrichtung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2629009A1 (fr) * 1988-03-23 1989-09-29 Werner & Pfleiderer Plaque perforee pour granulation de cordons de matiere plastique en milieu aqueux

Also Published As

Publication number Publication date
NL7413920A (nl) 1975-05-13
GB1479169A (en) 1977-07-06
IT1024790B (it) 1978-07-20

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