NL7114597A - - Google Patents

Info

Publication number
NL7114597A
NL7114597A NL7114597A NL7114597A NL7114597A NL 7114597 A NL7114597 A NL 7114597A NL 7114597 A NL7114597 A NL 7114597A NL 7114597 A NL7114597 A NL 7114597A NL 7114597 A NL7114597 A NL 7114597A
Authority
NL
Netherlands
Application number
NL7114597A
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 filed Critical
Priority to NL7114597A priority Critical patent/NL7114597A/xx
Priority to GB4803072A priority patent/GB1412651A/en
Publication of NL7114597A publication Critical patent/NL7114597A/xx

Links

Classifications

    • 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
    • F16L9/00—Rigid pipes
    • F16L9/12—Rigid pipes of plastics with or without reinforcement
    • F16L9/127—Rigid pipes of plastics with or without reinforcement the walls consisting of a single layer
    • 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
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
NL7114597A 1971-10-22 1971-10-22 NL7114597A (enrdf_load_stackoverflow)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NL7114597A NL7114597A (enrdf_load_stackoverflow) 1971-10-22 1971-10-22
GB4803072A GB1412651A (en) 1971-10-22 1972-10-18 Plastics pipes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7114597A NL7114597A (enrdf_load_stackoverflow) 1971-10-22 1971-10-22

Publications (1)

Publication Number Publication Date
NL7114597A true NL7114597A (enrdf_load_stackoverflow) 1973-04-25

Family

ID=19814319

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7114597A NL7114597A (enrdf_load_stackoverflow) 1971-10-22 1971-10-22

Country Status (2)

Country Link
GB (1) GB1412651A (enrdf_load_stackoverflow)
NL (1) NL7114597A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2637995C2 (de) * 1976-08-24 1983-05-26 Hegler, Wilhelm, 8730 Bad Kissingen Verfahren zur Herstellung von doppelwandigen Kunststoffrohren mit einer ringförmig gewellten Außenwand und einer glatten Innenwand
DE20306407U1 (de) * 2003-04-24 2004-08-26 Drossbach Gmbh & Co Kg Doppelwand-Wellrohr

Also Published As

Publication number Publication date
GB1412651A (en) 1975-11-05

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