ITTO960351A0 - Procedimento e dispositivo di trafilatura con estrusione calibrata di tubi e rivestimenti tubolari di precisione in gomma, materia plastica e simili. - Google Patents

Procedimento e dispositivo di trafilatura con estrusione calibrata di tubi e rivestimenti tubolari di precisione in gomma, materia plastica e simili.

Info

Publication number
ITTO960351A0
ITTO960351A0 ITTO960351A ITTO960351A ITTO960351A0 IT TO960351 A0 ITTO960351 A0 IT TO960351A0 IT TO960351 A ITTO960351 A IT TO960351A IT TO960351 A ITTO960351 A IT TO960351A IT TO960351 A0 ITTO960351 A0 IT TO960351A0
Authority
IT
Italy
Prior art keywords
coatings
rubber
procedure
plastic
similar material
Prior art date
Application number
ITTO960351A
Other languages
English (en)
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 IT96TO000351A priority Critical patent/IT1285075B1/it
Publication of ITTO960351A0 publication Critical patent/ITTO960351A0/it
Priority to DE69701691T priority patent/DE69701691T2/de
Priority to AU27738/97A priority patent/AU2773897A/en
Priority to PCT/EP1997/002192 priority patent/WO1997042018A1/en
Priority to EP97921816A priority patent/EP0907491B1/en
Publication of ITTO960351A1 publication Critical patent/ITTO960351A1/it
Application granted granted Critical
Publication of IT1285075B1 publication Critical patent/IT1285075B1/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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • 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
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • 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
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT96TO000351A 1996-05-03 1996-05-03 Procedimento e dispositivo di trafilatura con estrusione calibrata di tubi e rivestimenti tubolari di precisione in gomma, materia plastica IT1285075B1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT96TO000351A IT1285075B1 (it) 1996-05-03 1996-05-03 Procedimento e dispositivo di trafilatura con estrusione calibrata di tubi e rivestimenti tubolari di precisione in gomma, materia plastica
DE69701691T DE69701691T2 (de) 1996-05-03 1997-04-28 Verfahren und vorrichtung zum ziehen mit kalibrierter extrusionspräzision,rohrförmige auskleidungen und rohre aus kunststoff
AU27738/97A AU2773897A (en) 1996-05-03 1997-04-28 Process and device for drawing with calibrated extrusion precision tubular linings and tubes made of rubber, plastic and the like
PCT/EP1997/002192 WO1997042018A1 (en) 1996-05-03 1997-04-28 Process and device for drawing with calibrated extrusion precision tubular linings and tubes made of rubber, plastic and the like
EP97921816A EP0907491B1 (en) 1996-05-03 1997-04-28 Process and device for drawing with calibrated extrusion precision tubular linings and tubes made of rubber, plastic and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96TO000351A IT1285075B1 (it) 1996-05-03 1996-05-03 Procedimento e dispositivo di trafilatura con estrusione calibrata di tubi e rivestimenti tubolari di precisione in gomma, materia plastica

Publications (3)

Publication Number Publication Date
ITTO960351A0 true ITTO960351A0 (it) 1996-05-03
ITTO960351A1 ITTO960351A1 (it) 1997-11-03
IT1285075B1 IT1285075B1 (it) 1998-06-03

Family

ID=11414596

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96TO000351A IT1285075B1 (it) 1996-05-03 1996-05-03 Procedimento e dispositivo di trafilatura con estrusione calibrata di tubi e rivestimenti tubolari di precisione in gomma, materia plastica

Country Status (5)

Country Link
EP (1) EP0907491B1 (it)
AU (1) AU2773897A (it)
DE (1) DE69701691T2 (it)
IT (1) IT1285075B1 (it)
WO (1) WO1997042018A1 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110774516B (zh) * 2019-10-22 2021-07-20 齐齐哈尔大学 一种舒适复写笔托制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1507091A (fr) * 1966-01-03 1967-12-22 Nat Distillers Chem Corp Dispositif de filière d'extrusion à éléments multiples
GB1388306A (en) * 1972-06-19 1975-03-26 British Insulated Callenders Manufacture of insulated electric cables
US3833325A (en) * 1972-08-23 1974-09-03 J Ramsey Balanced flow extrusion head
GB2109740B (en) * 1981-10-16 1984-12-12 Fujikura Ltd Extruder cross-head for extruding material around an elongated article
US4882104A (en) * 1987-04-03 1989-11-21 Cincinnati Milacron, Inc. Method of controlling the thickness of an extruded plastic article
DE9104539U1 (de) * 1991-04-13 1991-07-25 Gesellschaft für Anlagen zur Kunststoffverarbeitung mbH, 4973 Vlotho Spritzkopf für Extruderanlagen zum Ummanteln zylindrischer Strangprodukte

Also Published As

Publication number Publication date
WO1997042018A1 (en) 1997-11-13
IT1285075B1 (it) 1998-06-03
EP0907491B1 (en) 2000-04-12
ITTO960351A1 (it) 1997-11-03
DE69701691T2 (de) 2000-11-23
AU2773897A (en) 1997-11-26
EP0907491A1 (en) 1999-04-14
DE69701691D1 (de) 2000-05-18

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19990526