FR2273661B1 - - Google Patents

Info

Publication number
FR2273661B1
FR2273661B1 FR7421022A FR7421022A FR2273661B1 FR 2273661 B1 FR2273661 B1 FR 2273661B1 FR 7421022 A FR7421022 A FR 7421022A FR 7421022 A FR7421022 A FR 7421022A FR 2273661 B1 FR2273661 B1 FR 2273661B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7421022A
Other languages
French (fr)
Other versions
FR2273661A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Welex Inc
Original Assignee
Welex Inc
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 Welex Inc filed Critical Welex Inc
Priority to FR7421022A priority Critical patent/FR2273661A1/fr
Publication of FR2273661A1 publication Critical patent/FR2273661A1/fr
Application granted granted Critical
Publication of FR2273661B1 publication Critical patent/FR2273661B1/fr
Granted legal-status Critical Current

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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/307—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
    • 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
    • B29C48/07—Flat, e.g. panels
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Laminated Bodies (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
FR7421022A 1974-06-07 1974-06-07 Procede et appareil pour fabriquer des plaques stratifiees Granted FR2273661A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7421022A FR2273661A1 (fr) 1974-06-07 1974-06-07 Procede et appareil pour fabriquer des plaques stratifiees

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7421022A FR2273661A1 (fr) 1974-06-07 1974-06-07 Procede et appareil pour fabriquer des plaques stratifiees

Publications (2)

Publication Number Publication Date
FR2273661A1 FR2273661A1 (fr) 1976-01-02
FR2273661B1 true FR2273661B1 (esLanguage) 1978-01-13

Family

ID=9140163

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7421022A Granted FR2273661A1 (fr) 1974-06-07 1974-06-07 Procede et appareil pour fabriquer des plaques stratifiees

Country Status (1)

Country Link
FR (1) FR2273661A1 (esLanguage)

Also Published As

Publication number Publication date
FR2273661A1 (fr) 1976-01-02

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Legal Events

Date Code Title Description
ST Notification of lapse