AT316113B - Verfahren und vorrichtung zum kontinuierlichen aufbringen einer waerme-und schallisolierenden ummantelung aus einem schaeumbaren polyolefin auf ein metallrohr - Google Patents

Verfahren und vorrichtung zum kontinuierlichen aufbringen einer waerme-und schallisolierenden ummantelung aus einem schaeumbaren polyolefin auf ein metallrohr

Info

Publication number
AT316113B
AT316113B AT08267/68A AT826768A AT316113B AT 316113 B AT316113 B AT 316113B AT 08267/68 A AT08267/68 A AT 08267/68A AT 826768 A AT826768 A AT 826768A AT 316113 B AT316113 B AT 316113B
Authority
AT
Austria
Prior art keywords
sound
thermal
metal pipe
insulating sheath
continuous application
Prior art date
Application number
AT08267/68A
Other languages
English (en)
Original Assignee
Benteler Werke 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
Application filed by Benteler Werke Ag filed Critical Benteler Werke Ag
Application granted granted Critical
Publication of AT316113B publication Critical patent/AT316113B/de

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
    • F16L59/00—Thermal insulation in general
    • F16L59/04—Arrangements using dry fillers, e.g. using slag wool
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/322—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • B29C44/507—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying extruding the compound through an annular die
    • 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
    • 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
    • B29C48/25—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
    • 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
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B29K2105/043—Skinned foam
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
    • B29L2031/3462—Cables
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S138/00—Pipes and tubular conduits
    • Y10S138/09—Cellular
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/17—Molding a foam containing a filler
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/055—Polytetrafluoroethylene, i.e. PTFE
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/06—Vacuum

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
AT08267/68A 1967-09-29 1968-08-23 Verfahren und vorrichtung zum kontinuierlichen aufbringen einer waerme-und schallisolierenden ummantelung aus einem schaeumbaren polyolefin auf ein metallrohr AT316113B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1629716A DE1629716C3 (de) 1967-09-29 1967-09-29 Verfahren und Vorrichtung zum kontinuierlichen Aufbringen einer wärme- und schallisolierenden Mantelschicht auf ein Metallrohr

Publications (1)

Publication Number Publication Date
AT316113B true AT316113B (de) 1974-05-15

Family

ID=6987762

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08267/68A AT316113B (de) 1967-09-29 1968-08-23 Verfahren und vorrichtung zum kontinuierlichen aufbringen einer waerme-und schallisolierenden ummantelung aus einem schaeumbaren polyolefin auf ein metallrohr

Country Status (9)

Country Link
US (2) US3606635A (de)
AT (1) AT316113B (de)
BE (1) BE721025A (de)
CH (1) CH482536A (de)
DE (1) DE1629716C3 (de)
FR (1) FR1580059A (de)
GB (1) GB1217729A (de)
NL (1) NL167894C (de)
SE (1) SE345822B (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3797981A (en) * 1969-04-10 1974-03-19 Shell Oil Co Apparatus for continuously producing tubular foamed polyurethane insulation
US3752614A (en) * 1971-02-02 1973-08-14 Bremertron Kl Corp Adjustable extrusion head
US3876355A (en) * 1972-11-20 1975-04-08 B & B Insulation Inc Pipe insulating system and apparatus therefor
JPS49135472U (de) * 1973-03-26 1974-11-21
GB1542585A (en) * 1976-06-22 1979-03-21 Sumitomo Chemical Co Method of extrusion coating with polyolefin foam
DE2806560B2 (de) * 1978-02-16 1981-05-07 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover Verfahren zur kontinuierlichen Herstellung wärmeisolierter Leitungsrohre
JPS5624289A (en) * 1979-07-31 1981-03-07 Furukawa Electric Co Ltd Adiabatic pipe and its manufacture
DE2945275C2 (de) * 1979-11-09 1984-02-02 Wieland-Werke Ag, 7900 Ulm Verfahren zum Ummanteln eines Metallrohres mit einer wärmeisolierenden Schaumstoffschicht
DE3118978A1 (de) * 1981-05-08 1982-11-18 Mannesmann AG, 4000 Düsseldorf "vorrichtung zum ummanteln von stahlrohren mit thermoplastischem kunststoff"
US4468739A (en) * 1981-11-17 1984-08-28 Woods Lonnie K Computer optimized adaptive suspension system having combined shock absorber/air spring unit
IT1157134B (it) * 1982-12-10 1987-02-11 Saiag Spa Procedimento ed apparecchiatura per realizzare mediante estrusione continua un trafilato in particolare una guarnizione di tenuta per carrozzerie di autoveicoli presentante successivi tratti di lunghezze predeterminate aventi ciascuno una rispettiva sezione prestabilita e trafilato ottenuto con tale procedimento
US4585407A (en) * 1983-10-03 1986-04-29 Pirelli Cable Corporation Guide for electric cable insulation extrusion head
DE3439890A1 (de) * 1984-10-31 1986-04-30 Noel, Marquet & Cie. S.A., Eupen Extrusionsverfahren und vorrichtung zur herstellung eines mit schaumkunststoff ummantelten drahtes
US4888192A (en) * 1986-03-05 1989-12-19 Nabisco Brands, Inc. Method for extrusion of baked goods
US4698004A (en) * 1986-03-05 1987-10-06 Nabisco Brands, Inc. Nozzle for extrusion
DE3617652A1 (de) * 1986-05-26 1987-12-03 Troester Maschf Paul Extruderanlage zum ummanteln eines strangfoermigen produktes, insbesondere eines kabels
JPS62285812A (ja) * 1986-06-04 1987-12-11 Canon Inc ゴム層付きロ−ラ−の製造方法
US5180531A (en) * 1988-07-29 1993-01-19 Vartkes Borzakian Method of forming plastic piling
US5051285A (en) * 1988-07-29 1991-09-24 Pillard Products, Inc. Plastic piling
FI84449C (sv) * 1989-02-10 1991-12-10 Muotekno Ab Oy Förfarande för beläggning av ett stålrör genom extrusion
US5316583A (en) * 1991-11-06 1994-05-31 Milliman James A Cross-head die with improved flow distribution
FI96396C (fi) * 1992-12-28 1996-06-25 Uponor Bv Menetelmä kaksikerroksisen muoviputken muodostamiseksi aineensiirtoa varten ja menetelmällä muodostettu kaksikerroksinen muoviputki
AU668470B2 (en) * 1993-07-12 1996-05-02 Seaward International, Inc. Elongated structural member and method and apparatus for making same
US6368000B1 (en) * 2000-05-23 2002-04-09 Berol Corporation Writing instrument and method of making same
US8733405B2 (en) 2005-03-14 2014-05-27 Advanced Drainage Systems, Inc. Corrugated pipe with outer layer
CA2622695C (en) * 2007-02-26 2015-11-03 Advanced Drainage Systems, Inc. Pipe extrusion die flow path apparatus and method
CA2622692C (en) * 2007-02-26 2015-10-06 Advanced Drainage Systems, Inc. Defined ratio dual-wall pipe die
WO2008153691A1 (en) * 2007-05-23 2008-12-18 Advanced Drainage Systems, Inc. An extruder ramp-up control system and method
US8820800B2 (en) * 2007-11-16 2014-09-02 Advanced Drainage Systems, Inc. Multi-wall corrugated pipe couplings and methods
US8820801B2 (en) * 2007-11-16 2014-09-02 Advanced Drainage System, Inc. Multi-wall corrugated pipe couplings and methods
US8114324B2 (en) 2008-10-14 2012-02-14 Advanced Drainage Systems, Inc. Apparatus and method for pressing an outer wall of pipe
US7988438B2 (en) * 2008-02-11 2011-08-02 Advanced Drainage Systems, Inc. Extrusion die vacuum seals
US8550807B2 (en) * 2008-05-28 2013-10-08 Advanced Drainage Systems, Inc. In-mold punch apparatus and methods
ITMI20091705A1 (it) 2009-10-05 2011-04-06 Afros Spa Metodo e apparecchiatura per rivestire una tubazione con una schiuma termicamente isolante.
KR101166886B1 (ko) * 2012-04-23 2012-07-18 (주)금강 환형으로 권취가 용이한 금속 수지 복합관 및, 그 제조방법
CN112356410B (zh) * 2020-10-09 2022-04-05 深圳市盛元半导体有限公司 一种用于装功率半导体器件的塑胶包装管的生产线
CN113172862A (zh) * 2021-04-23 2021-07-27 明浩塑胶科技(昆山)有限公司 一种用于法兰桶生产的多层挤出设备及其使用方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1262573B (de) * 1962-01-03 1968-03-07 Kabel Metallwerke Ghh Spritzkopf einer Strangpresse
US3300554A (en) * 1963-09-27 1967-01-24 Western Electric Co Method of making cellular articles

Also Published As

Publication number Publication date
DE1629716A1 (de) 1970-08-13
GB1217729A (en) 1970-12-31
CH482536A (de) 1969-12-15
NL6813796A (de) 1969-04-01
FR1580059A (de) 1969-08-29
NL167894B (nl) 1981-09-16
DE1629716C3 (de) 1983-06-01
US3606635A (en) 1971-09-21
NL167894C (nl) 1982-02-16
DE1629716B2 (de) 1980-07-10
US3649730A (en) 1972-03-14
SE345822B (de) 1972-06-12
BE721025A (fr) 1969-03-18

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Legal Events

Date Code Title Description
EFA Change in the company name
ELJ Ceased due to non-payment of the annual fee