IT1048668B - Tubazioni rinforzate con fibre e procedimento e apparecchiatura per la loro fabbricazione - Google Patents

Tubazioni rinforzate con fibre e procedimento e apparecchiatura per la loro fabbricazione

Info

Publication number
IT1048668B
IT1048668B IT29182/75A IT2918275A IT1048668B IT 1048668 B IT1048668 B IT 1048668B IT 29182/75 A IT29182/75 A IT 29182/75A IT 2918275 A IT2918275 A IT 2918275A IT 1048668 B IT1048668 B IT 1048668B
Authority
IT
Italy
Prior art keywords
fibers
procedure
manufacture
equipment
pipes reinforced
Prior art date
Application number
IT29182/75A
Other languages
English (en)
Italian (it)
Original Assignee
Akzo Nv
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 Akzo Nv filed Critical Akzo Nv
Application granted granted Critical
Publication of IT1048668B publication Critical patent/IT1048668B/it

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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/33—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles with parts rotatable relative to each other
    • 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
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/12—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2709/00—Use of inorganic materials not provided for in groups B29K2703/00 - B29K2707/00, for preformed parts, e.g. for inserts
    • B29K2709/08—Glass

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT29182/75A 1974-11-20 1975-11-11 Tubazioni rinforzate con fibre e procedimento e apparecchiatura per la loro fabbricazione IT1048668B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7415100A NL7415100A (nl) 1974-11-20 1974-11-20 Werkwijze en inrichting voor het vervaardigen van een met vezels gewapende kunststofbuis, alsmede aldus vervaardigde buis.

Publications (1)

Publication Number Publication Date
IT1048668B true IT1048668B (it) 1980-12-20

Family

ID=19822499

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29182/75A IT1048668B (it) 1974-11-20 1975-11-11 Tubazioni rinforzate con fibre e procedimento e apparecchiatura per la loro fabbricazione

Country Status (5)

Country Link
BE (1) BE835752A (fr)
DE (1) DE2551525A1 (fr)
IT (1) IT1048668B (fr)
NL (1) NL7415100A (fr)
SE (1) SE7512991L (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3621242C1 (de) * 1986-06-25 1987-06-25 Freudenberg Carl Fa Verfahren zur Herstellung eines Dichtringes
FI961834A (fi) * 1996-04-30 1997-10-31 Borealis Polymers Oy Muovimateriaalista oleva paineputki
US6787207B2 (en) 1996-04-30 2004-09-07 Borealis Technology Oy Multi-layer pressure pipe of a plastic material
CN107351354B (zh) * 2017-07-10 2023-07-04 四川大学 中间层纤维沿周向取向的三层塑料复合管的挤管机头

Also Published As

Publication number Publication date
NL7415100A (nl) 1976-05-24
SE7512991L (sv) 1976-05-21
DE2551525A1 (de) 1976-05-26
BE835752A (fr) 1976-03-16

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