FR970573A - Perfectionnements aux méthodes et appareils pour la fabrication de tubes, tuyaux etanalogues - Google Patents

Perfectionnements aux méthodes et appareils pour la fabrication de tubes, tuyaux etanalogues

Info

Publication number
FR970573A
FR970573A FR970573DA FR970573A FR 970573 A FR970573 A FR 970573A FR 970573D A FR970573D A FR 970573DA FR 970573 A FR970573 A FR 970573A
Authority
FR
France
Prior art keywords
pipes
tubes
manufacture
methods
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
Other languages
English (en)
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.)
BARDEX ENGINEERING Ltd
Original Assignee
BARDEX ENGINEERING Ltd
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 BARDEX ENGINEERING Ltd filed Critical BARDEX ENGINEERING Ltd
Application granted granted Critical
Publication of FR970573A publication Critical patent/FR970573A/fr
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
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/151—Coating hollow articles
    • B29C48/152—Coating hollow articles the inner surfaces thereof
    • B29C48/153—Coating both inner and outer 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
    • B29C48/06—Rod-shaped
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR970573D 1947-08-22 1948-08-19 Perfectionnements aux méthodes et appareils pour la fabrication de tubes, tuyaux etanalogues Expired FR970573A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB970573X 1947-08-22

Publications (1)

Publication Number Publication Date
FR970573A true FR970573A (fr) 1951-01-05

Family

ID=10809537

Family Applications (1)

Application Number Title Priority Date Filing Date
FR970573D Expired FR970573A (fr) 1947-08-22 1948-08-19 Perfectionnements aux méthodes et appareils pour la fabrication de tubes, tuyaux etanalogues

Country Status (1)

Country Link
FR (1) FR970573A (fr)

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