AT384990B - Verfahren und extruderkopf zum erzeugen von mehreren ueber den umfang verteilten signierstreifen aus polyaethylen auf der oberflaeche von mit polyaethylen ummantelten stahlrohren - Google Patents

Verfahren und extruderkopf zum erzeugen von mehreren ueber den umfang verteilten signierstreifen aus polyaethylen auf der oberflaeche von mit polyaethylen ummantelten stahlrohren

Info

Publication number
AT384990B
AT384990B AT0138482A AT138482A AT384990B AT 384990 B AT384990 B AT 384990B AT 0138482 A AT0138482 A AT 0138482A AT 138482 A AT138482 A AT 138482A AT 384990 B AT384990 B AT 384990B
Authority
AT
Austria
Prior art keywords
polyaethylene
distributed
production
steel tubes
extruder head
Prior art date
Application number
AT0138482A
Other languages
German (de)
English (en)
Other versions
ATA138482A (de
Inventor
Walter Ing Stucke
Karl-Heinz Glissmann
Matthias Huembs
Michael Wibmer
Original Assignee
Mannesmann Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6133829&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AT384990(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Mannesmann Ag filed Critical Mannesmann Ag
Publication of ATA138482A publication Critical patent/ATA138482A/de
Application granted granted Critical
Publication of AT384990B publication Critical patent/AT384990B/de

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
    • B29C48/34—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
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/17—Articles comprising two or more components, e.g. co-extruded layers the components having different colours
    • 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
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B29C48/337—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location
    • B29C48/338—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location using a die with concentric parts, e.g. rings, cylinders
    • 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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C48/151—Coating hollow articles
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • 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
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
    • B29K2705/08—Transition metals
    • B29K2705/12—Iron
    • 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
    • B29L2009/00—Layered products
    • B29L2009/003—Layered products comprising a metal layer
    • 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
    • B29L2023/22—Tubes or pipes, i.e. rigid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
AT0138482A 1981-05-29 1982-04-08 Verfahren und extruderkopf zum erzeugen von mehreren ueber den umfang verteilten signierstreifen aus polyaethylen auf der oberflaeche von mit polyaethylen ummantelten stahlrohren AT384990B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3122043A DE3122043C2 (de) 1981-05-29 1981-05-29 Verfahren zum Ummanteln eines Stahlrohres

Publications (2)

Publication Number Publication Date
ATA138482A ATA138482A (de) 1987-07-15
AT384990B true AT384990B (de) 1988-02-10

Family

ID=6133829

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0138482A AT384990B (de) 1981-05-29 1982-04-08 Verfahren und extruderkopf zum erzeugen von mehreren ueber den umfang verteilten signierstreifen aus polyaethylen auf der oberflaeche von mit polyaethylen ummantelten stahlrohren

Country Status (13)

Country Link
JP (1) JPS5833439A (cs)
AT (1) AT384990B (cs)
BE (1) BE893344A (cs)
CA (1) CA1200665A (cs)
CH (1) CH656090A5 (cs)
CS (1) CS229932B2 (cs)
DD (1) DD202118A5 (cs)
DE (1) DE3122043C2 (cs)
FR (1) FR2506664B1 (cs)
GB (1) GB2099357B (cs)
HU (1) HU183940B (cs)
IT (1) IT1151169B (cs)
NL (1) NL8202038A (cs)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3147709C2 (de) * 1981-11-27 1984-12-06 Mannesmann AG, 4000 Düsseldorf Extruderkopf zum Ummanteln eines Stahlrohres
SE446954B (sv) * 1985-03-12 1986-10-20 Uponor Ab Sett vid extrudering av ett dubbelveggigt plastror samt extruderingsverktyg for utovning av settet
JPS62242199A (ja) * 1986-04-11 1987-10-22 Takeuchi Press Kogyo Kk 低温液化ガス流下装置
DE3709411A1 (de) * 1987-03-21 1988-09-29 Huels Troisdorf Verfahren und vorrichtung zur herstellung von holzmaserstrukturaehnlichen duennen schichten durch coextrusion
GB2208310B (en) * 1987-07-22 1991-09-18 Andrew Palmer & Associates Lim Improvements in or relating to the identification of pipeline sections
DE3741627C1 (de) * 1987-12-04 1988-12-15 Mannesmann Ag Verfahren zum kontinuierlichen Ummanteln von Stahlrohren mit Kunststoff
FR2643854B1 (fr) * 1989-03-02 1991-10-04 Nortene Sa Grillage de balisage et dispositif pour sa fabrication
DE4319697C2 (de) * 1993-06-16 1995-03-30 Vogelsang Ernst Gmbh Co Kg Verfahren und Vorrichtung zur Herstellung von Kabelführungsrohren
EP1916087A1 (de) * 2006-10-26 2008-04-30 Drossbach GmbH & Co. KG Vorrichtung zur Aufbringung von Kunststoff auf ein Werkstück
CN108340557A (zh) * 2017-12-29 2018-07-31 通鼎互联信息股份有限公司 一种光缆护套双层共挤模具
CN116921559A (zh) * 2022-04-02 2023-10-24 核工业理化工程研究院 一种薄壁件的自调整定位方法及专用装置
US20240383185A1 (en) * 2023-05-18 2024-11-21 Milacron Llc Extruder Assembly

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1957078C3 (de) * 1969-11-10 1979-09-20 Mannesmann Ag, 4000 Duesseldorf Extruderkopf

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1080646B (de) * 1957-12-06 1960-04-28 Siemens Ag Verfahren zur Kennzeichnung der aus Kunststoff bestehenden Isolierung elektrischer Leitungen
GB997212A (en) * 1962-12-31 1965-07-07 Ici Ltd The production of striped thermoplastic extrudates
DE7122606U (de) * 1971-06-08 1972-08-31 Vereinigte Draht U Kabelwerke Ag Extruder-Spritzkopf
DE2519046C3 (de) * 1975-04-25 1979-08-23 Mannesmann Ag, 4000 Duesseldorf Verfahren zum Aufbringen einer Schicht aus Polyäthylen auf ein Stahlrohr
GB1601698A (en) * 1977-08-20 1981-11-04 Gen Eng Radcliffe Extrusion method and apparatus therefor
US4248824A (en) * 1979-01-24 1981-02-03 Alcan Aluminum Corporation Method and apparatus for striping extruded polymer products

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1957078C3 (de) * 1969-11-10 1979-09-20 Mannesmann Ag, 4000 Duesseldorf Extruderkopf

Also Published As

Publication number Publication date
IT1151169B (it) 1986-12-17
DE3122043A1 (de) 1982-12-16
CA1200665A (en) 1986-02-18
JPS5833439A (ja) 1983-02-26
GB2099357B (en) 1985-04-03
FR2506664B1 (fr) 1986-07-18
GB2099357A (en) 1982-12-08
ATA138482A (de) 1987-07-15
CS229932B2 (en) 1984-07-16
DE3122043C2 (de) 1984-06-14
BE893344A (fr) 1982-09-16
NL8202038A (nl) 1982-12-16
HU183940B (en) 1984-06-28
IT8221356A0 (it) 1982-05-19
DD202118A5 (de) 1983-08-31
CH656090A5 (de) 1986-06-13
FR2506664A1 (fr) 1982-12-03

Similar Documents

Publication Publication Date Title
AT381656B (de) Verfahren und vorrichtung zum verformen der ruempfe von blechgebinden
ATA132282A (de) Verfahren zum lochwalzen bei der herstellung nahtloser rohre
ATA367882A (de) Verfahren zum elektroplattieren und vorrichtung zur durchfuehrung des verfahrens
DE3675163D1 (de) Verfahren zur selektiven hydrierung nitrilgruppenhaltiger ungesaettigter polymerer.
AT384990B (de) Verfahren und extruderkopf zum erzeugen von mehreren ueber den umfang verteilten signierstreifen aus polyaethylen auf der oberflaeche von mit polyaethylen ummantelten stahlrohren
ATA208782A (de) Verfahren und plattierungsbad zum abscheiden von gold auf substraten
ATA299482A (de) Verfahren zur herstellung von neuen thiazolidindion-derivaten und deren salzen
AT387592B (de) Verfahren zur reinigung der innenflaeche von rohrleitungen von beschlaegen und zum auftragen einer schutzschicht auf diese innenflaeche
ATE14460T1 (de) Verfahren und vorrichtung zur verbesserung der bildungsverhaeltnisse bei fasermatrazen.
DE3673611D1 (de) Verfahren zur zuechtung von bakterien der campylobacter-gattung.
ATA128283A (de) Verfahren zum bespruehen der meissel und/oder der ortsbrust mit druckfluessigkeit sowie vorrichtung zur durchfuehrung dieses verfahrens
DE3668562D1 (de) Verfahren und vorrichtung zur beschichtung mit wirbelbett und vortexeffekt.
DE3578870D1 (de) Verfahren zum kontinuierlichen trichromie-faerben von synthetischen polyamidmaterialien.
AT372280B (de) Verfahren zur herstellung eines abfuehrmittels auf der basis von plantagosamen und sennafruechten
AT377010B (de) Verfahren zum beschichten von oberflaechen mit russ
DE3671457D1 (de) Verfahren zum modifizieren der oberflaeche von polytetrafluorethylen, modifizierte formkoerper auf der basis von polytetrafluorethylen und verwendung derselben.
DE69201432D1 (de) Verfahren zur Erhöhung der Adhäsion von Abstandsteilchen auf einem Farbstoff-Donor- oder Farbstoff-Empfangs-Element für die Laser-induzierte thermische Farbstoff-Übertragung.
AT381308B (de) Verfahren zur herstellung von neuen fluorprostacyclinen und von deren salzen
DE3021940A1 (de) Verfahren und anlage zum herstellen von rohren auf rohrstossbankanlagen
AT367014B (de) Verfahren zur herstellung von zum teil neuen alpha-ketocarbonsaeuren
AT377790B (de) Verfahren zum aufbringen einer palladium-nickel -ueberzugsschicht auf einen galvanisch mit einer ueberzugsschicht versehbaren gegenstand
DE3673137D1 (de) Verfahren zum gewinnen von methylazetylen und propadien.
DE3481286D1 (de) Verfahren zum eliminieren des oberflaechenschmelzbruches waehrend der extrusion von aethylenpolymeren.
DE3482315D1 (de) Elektroerosionsdruckkopf mit wolframelektroden und dessen verfahren zur herstellung.
ATA914180A (de) Verfahren zum plasmalichtbogenumschmelzen der verfahren zum plasmalichtbogenumschmelzen der oberflaechenschicht eines flachen oberflaechenschicht eines flachen metallwerkstueckes mit gleichlaufenden metallwerkstueckes mit gleichlaufenden seitenkanten sowie anlage zur durchfuehrung des seitenkanten sowie anlage zur durchfuehrung des verfahrens verfa

Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
RZN Patent revoked