FR70431E - Tube produced continuously with variable diameter and its applications - Google Patents

Tube produced continuously with variable diameter and its applications

Info

Publication number
FR70431E
FR70431E FR70431DA FR70431E FR 70431 E FR70431 E FR 70431E FR 70431D A FR70431D A FR 70431DA FR 70431 E FR70431 E FR 70431E
Authority
FR
France
Prior art keywords
applications
variable diameter
produced continuously
tube produced
tube
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
French (fr)
Inventor
Edouard-Paul Grenet
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.)
ELBAMAR
Original Assignee
ELBAMAR
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 ELBAMAR filed Critical ELBAMAR
Application granted granted Critical
Publication of FR70431E publication Critical patent/FR70431E/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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/0015—Making articles of indefinite length, e.g. corrugated tubes
    • 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
    • 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
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/003—Tubular articles having irregular or rough surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
FR70431D 1956-06-30 1956-06-30 Tube produced continuously with variable diameter and its applications Expired FR70431E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR70431T 1956-06-30

Publications (1)

Publication Number Publication Date
FR70431E true FR70431E (en) 1959-05-06

Family

ID=8702127

Family Applications (1)

Application Number Title Priority Date Filing Date
FR70431D Expired FR70431E (en) 1956-06-30 1956-06-30 Tube produced continuously with variable diameter and its applications

Country Status (1)

Country Link
FR (1) FR70431E (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2021904A1 (en) * 1968-10-30 1970-07-24 Ind Onderneming
FR2413195A1 (en) * 1977-12-30 1979-07-27 Airco Inc PROCESS FOR MANUFACTURING ENDOTRACHEAL TUBE SLEEVES

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2021904A1 (en) * 1968-10-30 1970-07-24 Ind Onderneming
FR2413195A1 (en) * 1977-12-30 1979-07-27 Airco Inc PROCESS FOR MANUFACTURING ENDOTRACHEAL TUBE SLEEVES

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