FR1336640A - Die for extruding plastics in the form of tubes - Google Patents

Die for extruding plastics in the form of tubes

Info

Publication number
FR1336640A
FR1336640A FR913034A FR913034A FR1336640A FR 1336640 A FR1336640 A FR 1336640A FR 913034 A FR913034 A FR 913034A FR 913034 A FR913034 A FR 913034A FR 1336640 A FR1336640 A FR 1336640A
Authority
FR
France
Prior art keywords
tubes
die
extruding plastics
extruding
plastics
Prior art date
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
FR913034A
Other languages
French (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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 US146883A external-priority patent/US3122790A/en
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Priority to FR913034A priority Critical patent/FR1336640A/en
Application granted granted Critical
Publication of FR1336640A publication Critical patent/FR1336640A/en
Expired 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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • 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
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
FR913034A 1961-10-23 1962-10-22 Die for extruding plastics in the form of tubes Expired FR1336640A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR913034A FR1336640A (en) 1961-10-23 1962-10-22 Die for extruding plastics in the form of tubes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US146883A US3122790A (en) 1961-10-23 1961-10-23 Extrusion die
FR913034A FR1336640A (en) 1961-10-23 1962-10-22 Die for extruding plastics in the form of tubes

Publications (1)

Publication Number Publication Date
FR1336640A true FR1336640A (en) 1963-08-30

Family

ID=26198048

Family Applications (1)

Application Number Title Priority Date Filing Date
FR913034A Expired FR1336640A (en) 1961-10-23 1962-10-22 Die for extruding plastics in the form of tubes

Country Status (1)

Country Link
FR (1) FR1336640A (en)

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