ZA722898B - Improvements in or relating to pipes - Google Patents

Improvements in or relating to pipes

Info

Publication number
ZA722898B
ZA722898B ZA722898A ZA722898A ZA722898B ZA 722898 B ZA722898 B ZA 722898B ZA 722898 A ZA722898 A ZA 722898A ZA 722898 A ZA722898 A ZA 722898A ZA 722898 B ZA722898 B ZA 722898B
Authority
ZA
South Africa
Prior art keywords
pipes
relating
Prior art date
Application number
ZA722898A
Other languages
English (en)
Inventor
K Hart
B Henfrey
Original Assignee
Duro Penta Holdings Pty 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 Duro Penta Holdings Pty Ltd filed Critical Duro Penta Holdings Pty Ltd
Priority to ZA722898A priority Critical patent/ZA722898B/xx
Priority to CA170,082A priority patent/CA1011521A/en
Priority to FI1307/73A priority patent/FI58276C/fi
Priority to GB1992773A priority patent/GB1402395A/en
Priority to DE19732321398 priority patent/DE2321398C3/de
Priority to CH605573A priority patent/CH551272A/xx
Priority to AU54914/73A priority patent/AU463638B2/en
Priority to FR7315485A priority patent/FR2182214B1/fr
Priority to NL7305983.A priority patent/NL164504C/xx
Publication of ZA722898B publication Critical patent/ZA722898B/xx
Priority to AR265907A priority patent/AR217248Q/es

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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/261—Moulds having tubular mould cavities
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0003—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor of successively moulded portions rigidly joined to each other

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
ZA722898A 1972-04-28 1972-04-28 Improvements in or relating to pipes ZA722898B (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
ZA722898A ZA722898B (en) 1972-04-28 1972-04-28 Improvements in or relating to pipes
CA170,082A CA1011521A (en) 1972-04-28 1973-04-25 Continuous ribbed synthetic resin pipes
FI1307/73A FI58276C (fi) 1972-04-28 1973-04-25 Foerfarande foer stegvis framstaellning i form av ett kontinuerligt plastroer av oenskad laengd som aer foersett med aotminstone tvaergaoende ribbor
GB1992773A GB1402395A (en) 1972-04-28 1973-04-26 Pipes
DE19732321398 DE2321398C3 (de) 1972-04-28 1973-04-27 Verfahren und Vorrichtung zum Herstellen eines aus Kunststoff bestehenden mit Rippen versehenen endlosen Profils
CH605573A CH551272A (de) 1972-04-28 1973-04-27 Verfahren zur stufenweisen herstellung eines gerippten kunststoffrohres.
AU54914/73A AU463638B2 (en) 1972-04-28 1973-04-27 Improvements in or relating to pipes
FR7315485A FR2182214B1 (fi) 1972-04-28 1973-04-27
NL7305983.A NL164504C (nl) 1972-04-28 1973-04-27 Werkwijze voor het vervaardigen van een buis.
AR265907A AR217248Q (es) 1972-04-28 1976-12-17 Procedimiento para manufacturar,paso a paso,un tramo continuo de conducto nervurado,en material plastico,y cano asi obtenido

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA722898A ZA722898B (en) 1972-04-28 1972-04-28 Improvements in or relating to pipes

Publications (1)

Publication Number Publication Date
ZA722898B true ZA722898B (en) 1973-06-27

Family

ID=25564818

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA722898A ZA722898B (en) 1972-04-28 1972-04-28 Improvements in or relating to pipes

Country Status (8)

Country Link
AU (1) AU463638B2 (fi)
CA (1) CA1011521A (fi)
CH (1) CH551272A (fi)
FI (1) FI58276C (fi)
FR (1) FR2182214B1 (fi)
GB (1) GB1402395A (fi)
NL (1) NL164504C (fi)
ZA (1) ZA722898B (fi)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE449456B (sv) * 1983-11-15 1987-05-04 Uponor Ab Forfarande och anordning for framstellning av ror varvid formbacksdelarna er delade i formstreckans lengsriktning
FR2561164A1 (fr) * 1984-03-16 1985-09-20 Ind Plastiq Lyonnai Exploit Procede de moulage pas a pas d'une piece allongee a saillies laterales et moule pour sa mise en oeuvre
GB2185210B (en) * 1986-01-15 1990-02-14 Apsley Metals Ltd Moulding of annular rubber or plastics articles
AU619838B2 (en) * 1988-05-19 1992-02-06 Interlock Plastics Pty. Ltd. Duct components
GB2256252A (en) * 1991-05-31 1992-12-02 Du Pont Manhandling pipes
FR2706352B1 (fr) * 1993-06-18 1995-10-27 Lagneaux Didier Procédé de fabrication de profilés stratifiés à base de matériaux comprenant notamment des matières plastiques et la machine mettant en Óoeuvre le procédé.
EP1900988A1 (de) * 2006-09-13 2008-03-19 Dipl.-Ing. Dr. Ernst Vogelsang GmbH & Co. KG Kunststoffrohr zur Führung eines Fluids
DE102007060628A1 (de) * 2007-12-15 2009-06-18 Daimler Ag Verfahren zur Herstellung von Verbundbauteilen
GB2458110A (en) * 2008-03-03 2009-09-09 Trelleborg Crp Ltd Mould for forming vortex inducing suppression features on an elongate member
BE1022735B1 (nl) * 2015-02-25 2016-08-25 Nimme Bvba Spuitgieten van meerdere elementen

Also Published As

Publication number Publication date
DE2321398A1 (de) 1973-10-31
NL7305983A (fi) 1973-10-30
DE2321398B2 (de) 1976-07-29
GB1402395A (en) 1975-08-06
FR2182214B1 (fi) 1977-08-19
FI58276C (fi) 1981-01-12
FR2182214A1 (fi) 1973-12-07
AU463638B2 (en) 1975-07-31
NL164504C (nl) 1981-01-15
AU5491473A (en) 1974-10-31
NL164504B (nl) 1980-08-15
CA1011521A (en) 1977-06-07
CH551272A (de) 1974-07-15
FI58276B (fi) 1980-09-30

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