FR2275718B1 - - Google Patents

Info

Publication number
FR2275718B1
FR2275718B1 FR7517141A FR7517141A FR2275718B1 FR 2275718 B1 FR2275718 B1 FR 2275718B1 FR 7517141 A FR7517141 A FR 7517141A FR 7517141 A FR7517141 A FR 7517141A FR 2275718 B1 FR2275718 B1 FR 2275718B1
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
FR7517141A
Other languages
French (fr)
Other versions
FR2275718A1 (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.)
Fjeldhammer Brug AS
Original Assignee
Fjeldhammer Brug AS
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 Fjeldhammer Brug AS filed Critical Fjeldhammer Brug AS
Publication of FR2275718A1 publication Critical patent/FR2275718A1/fr
Application granted granted Critical
Publication of FR2275718B1 publication Critical patent/FR2275718B1/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
    • 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
    • B29C49/0021—Making articles of indefinite length, e.g. corrugated tubes using moulds or mould parts movable in a closed path, e.g. mounted on movable endless supports
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B11/00—Drainage of soil, e.g. for agricultural purposes
    • E02B11/005—Drainage conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L11/00—Hoses, i.e. flexible pipes
    • F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
    • F16L11/11—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall
    • F16L11/118—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall having arrangements for particular purposes, e.g. electrically conducting
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0045—Perforating
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR7517141A 1974-06-03 1975-06-02 Tuyau de drainage en matiere plastique a paroi ondulee ou en soufflet et appareil pour sa fabrication Granted FR2275718A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2455574A GB1471692A (en) 1974-06-03 1974-06-03 Drainage pipes and a method and apparatus for manufacture of such pipes

Publications (2)

Publication Number Publication Date
FR2275718A1 FR2275718A1 (fr) 1976-01-16
FR2275718B1 true FR2275718B1 (el) 1981-08-21

Family

ID=10213473

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7517141A Granted FR2275718A1 (fr) 1974-06-03 1975-06-02 Tuyau de drainage en matiere plastique a paroi ondulee ou en soufflet et appareil pour sa fabrication

Country Status (3)

Country Link
FI (1) FI751625A (el)
FR (1) FR2275718A1 (el)
GB (1) GB1471692A (el)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1083765A (en) * 1976-12-01 1980-08-19 Gerd P. H. Lupke Apparatus for producing thermoplastic tubing
DE10252573A1 (de) * 2002-11-12 2004-05-27 Fränkische Rohrwerke Gebr. Kirchner GmbH + Co. KG Verbundrohr
EP2106897B1 (en) * 2008-04-04 2012-05-16 Wavin B.V. Plastic pipe with profiled layer and method for manufacturing the same
EP2270378A1 (de) * 2009-07-02 2011-01-05 LANXESS Deutschland GmbH Flexibles Rohr

Also Published As

Publication number Publication date
FI751625A (el) 1975-12-04
FR2275718A1 (fr) 1976-01-16
GB1471692A (en) 1977-04-27

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Legal Events

Date Code Title Description
ST Notification of lapse