IT1090932B - Procedimento per la produzione di tubazioni isolate termicamente ed acusticamente - Google Patents

Procedimento per la produzione di tubazioni isolate termicamente ed acusticamente

Info

Publication number
IT1090932B
IT1090932B IT51721/77A IT5172177A IT1090932B IT 1090932 B IT1090932 B IT 1090932B IT 51721/77 A IT51721/77 A IT 51721/77A IT 5172177 A IT5172177 A IT 5172177A IT 1090932 B IT1090932 B IT 1090932B
Authority
IT
Italy
Prior art keywords
thermally
procedure
production
insulated pipes
acoustically insulated
Prior art date
Application number
IT51721/77A
Other languages
English (en)
Italian (it)
Original Assignee
Kabel Metallwerke Ghh
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 Kabel Metallwerke Ghh filed Critical Kabel Metallwerke Ghh
Application granted granted Critical
Publication of IT1090932B publication Critical patent/IT1090932B/it

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 which is added to the object to be insulated by pouring, spreading, spraying or the like
    • 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
    • B29C44/22—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 consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Thermal Insulation (AREA)
  • Molding Of Porous Articles (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Communication Cables (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
IT51721/77A 1977-01-07 1977-11-07 Procedimento per la produzione di tubazioni isolate termicamente ed acusticamente IT1090932B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2700478A DE2700478C2 (de) 1977-01-07 1977-01-07 Verfahren zur Herstellung eines wärme- und schallisolierten Leitungsrohres

Publications (1)

Publication Number Publication Date
IT1090932B true IT1090932B (it) 1985-06-26

Family

ID=5998249

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51721/77A IT1090932B (it) 1977-01-07 1977-11-07 Procedimento per la produzione di tubazioni isolate termicamente ed acusticamente

Country Status (13)

Country Link
JP (1) JPS5385556A (el)
BE (1) BE862693A (el)
CH (1) CH622738A5 (el)
DE (1) DE2700478C2 (el)
DK (1) DK151856C (el)
ES (1) ES463034A1 (el)
FI (1) FI772696A (el)
FR (1) FR2376737A1 (el)
GB (1) GB1547113A (el)
IT (1) IT1090932B (el)
NL (1) NL188513C (el)
NO (1) NO780051L (el)
SE (1) SE431178B (el)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3208724A1 (de) * 1982-03-11 1983-09-22 kabelmetal electro GmbH, 3000 Hannover Verfahren zur herstellung eines waermeisolierten leitungsrohres
GB2120747A (en) * 1982-05-20 1983-12-07 Hepworth Plastics Ltd Pipes for pipelines
US8714206B2 (en) 2007-12-21 2014-05-06 Shawcor Ltd. Styrenic insulation for pipe
US8397765B2 (en) 2008-07-25 2013-03-19 Shawcor Ltd. High temperature resistant insulation for pipe
WO2010072001A1 (en) 2008-12-22 2010-07-01 Shawcor Ltd. Wrappable styrenic pipe insulations
EP2213440A1 (de) * 2009-01-29 2010-08-04 Brugg Rohr AG, Holding Verfahren zur Herstellung eines wärmeisolierten Leitungsrohres
DE202009007391U1 (de) 2009-05-23 2009-08-13 Kraussmaffei Technologies Gmbh Vorrichtung zum Auftragen eines Kunststoffmaterials auf die Oberfläche eines Rohrkörpers
CN111347609A (zh) * 2020-03-12 2020-06-30 李文丽 一种发泡保温管加工装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI19973A (fi) * 1941-05-14 1944-03-10 Tvärarm för hässjestörar
DE1504632A1 (de) * 1951-01-28 1969-10-09 Kabel Metallwerke Ghh Verfahren und Vorrichtung zur Herstellung einer nahtlosen Huelle aus biegefaehigem waermeisolierendem Schaumstoff auf einem biegefaehigen Metallrohr in fortlaufendem horizontalem Arbeitsgang
DE1704748C3 (de) * 1951-01-28 1974-11-28 Kabel Metallwerke Ghh Verfahren zum kontinuierlichen Herstellen thermisch isolierter Rohre
US2910730A (en) * 1956-07-05 1959-11-03 Pittsburgh Plate Glass Co Filling elongated cavities with polyurethane foams
DK111935B (da) * 1963-06-14 1968-10-21 E Andersen Fremgangsmåde til varmeisolering af rør ved udstøbning af et varmeisolerende skumstof mellem røret og et røret omgivende beskyttelsesrør.
DE1959464A1 (de) * 1969-11-27 1971-06-03 Bayer Ag Verfahren und Vorrichtung zum kontinuierlichen Strangpressen von endlosen Profilen mit einem Mantel aus thermoplastischem Kunststoff und einem Schaumstoffkern und nach diesem hergestellte Profile
DE2224314A1 (de) * 1972-05-18 1973-11-29 Kabel Metallwerke Ghh Verfahren zur herstellung schallisolierter lueftungsrohre
GB1482661A (en) * 1974-07-25 1977-08-10 Rakennusmuovi Oy Method of manufacturing an insulated conduit
SE389054B (sv) * 1975-11-18 1976-10-25 Lundbergs Fab Ab N Munstycke for tillforsel av tva komponenter vid framstellning av ett cellplastskikt mellan ett ror och en omgivande form

Also Published As

Publication number Publication date
DE2700478C2 (de) 1986-07-10
NL7712145A (nl) 1978-07-11
BE862693A (fr) 1978-07-06
NL188513B (nl) 1992-02-17
ES463034A1 (es) 1978-07-16
SE431178B (sv) 1984-01-23
NL188513C (nl) 1992-07-16
SE7714944L (sv) 1978-07-08
DK401977A (da) 1978-07-08
DK151856B (da) 1988-01-11
GB1547113A (en) 1979-06-06
JPS5385556A (en) 1978-07-28
DK151856C (da) 1988-06-06
FI772696A (fi) 1978-07-08
FR2376737B1 (el) 1983-02-25
NO780051L (no) 1978-07-10
DE2700478A1 (de) 1978-07-20
CH622738A5 (en) 1981-04-30
FR2376737A1 (fr) 1978-08-04
JPS6218340B2 (el) 1987-04-22

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Legal Events

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

Effective date: 19931018