IT1090932B - PROCEDURE FOR THE PRODUCTION OF THERMALLY AND ACOUSTICALLY INSULATED PIPES - Google Patents

PROCEDURE FOR THE PRODUCTION OF THERMALLY AND ACOUSTICALLY INSULATED PIPES

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
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/en

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
    • B29C44/22—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)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Communication Cables (AREA)
IT51721/77A 1977-01-07 1977-11-07 PROCEDURE FOR THE PRODUCTION OF THERMALLY AND ACOUSTICALLY INSULATED PIPES IT1090932B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2700478A DE2700478C2 (en) 1977-01-07 1977-01-07 Process for the production of a heat and sound insulated pipe

Publications (1)

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

Family

ID=5998249

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51721/77A IT1090932B (en) 1977-01-07 1977-11-07 PROCEDURE FOR THE PRODUCTION OF THERMALLY AND ACOUSTICALLY INSULATED PIPES

Country Status (13)

Country Link
JP (1) JPS5385556A (en)
BE (1) BE862693A (en)
CH (1) CH622738A5 (en)
DE (1) DE2700478C2 (en)
DK (1) DK151856C (en)
ES (1) ES463034A1 (en)
FI (1) FI772696A7 (en)
FR (1) FR2376737A1 (en)
GB (1) GB1547113A (en)
IT (1) IT1090932B (en)
NL (1) NL188513C (en)
NO (1) NO780051L (en)
SE (1) SE431178B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3208724A1 (en) * 1982-03-11 1983-09-22 kabelmetal electro GmbH, 3000 Hannover Process for producing a thermally insulated conduit pipe
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
MY157589A (en) 2008-12-22 2016-06-30 Shawcor Ltd Wrappable Styrenic Pipe Insulations
EP2213440A1 (en) * 2009-01-29 2010-08-04 Brugg Rohr AG, Holding Method for producing a heat-insulated conduit pipe
DE202009007391U1 (en) 2009-05-23 2009-08-13 Kraussmaffei Technologies Gmbh Device for applying a plastic material to the surface of a tubular body
CN111347609A (en) * 2020-03-12 2020-06-30 李文丽 Foaming insulating tube processingequipment

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI19973A (en) * 1941-05-14 1944-03-10 Tvärarm för hässjestörar
DE1704748C3 (en) * 1951-01-28 1974-11-28 Kabel Metallwerke Ghh Process for the continuous production of thermally insulated pipes
DE1504632A1 (en) * 1951-01-28 1969-10-09 Kabel Metallwerke Ghh Method and device for the production of a seamless cover from flexible heat-insulating foam on a flexible metal tube in a continuous horizontal operation
US2910730A (en) * 1956-07-05 1959-11-03 Pittsburgh Plate Glass Co Filling elongated cavities with polyurethane foams
DK111935B (en) * 1963-06-14 1968-10-21 E Andersen Method for heat insulating pipes by pouring a heat insulating foam between the pipe and a protective pipe surrounding the pipe.
DE1959464A1 (en) * 1969-11-27 1971-06-03 Bayer Ag Method and device for the continuous extrusion of endless profiles with a jacket made of thermoplastic material and a foam core and profiles produced according to this
DE2224314A1 (en) * 1972-05-18 1973-11-29 Kabel Metallwerke Ghh Acoustic insulated ventilation ducting - with foamed plastic layer between metal outer and plastic liner tubes
GB1482661A (en) * 1974-07-25 1977-08-10 Rakennusmuovi Oy Method of manufacturing an insulated conduit
SE389054B (en) * 1975-11-18 1976-10-25 Lundbergs Fab Ab N NOZZLE FOR SUPPLY OF TWO COMPONENTS IN THE MANUFACTURE OF A CELL PLACE BETWEEN A RUBBER AND AN SURROUNDING SHAPE

Also Published As

Publication number Publication date
NL188513C (en) 1992-07-16
DE2700478A1 (en) 1978-07-20
DK151856B (en) 1988-01-11
NL7712145A (en) 1978-07-11
ES463034A1 (en) 1978-07-16
BE862693A (en) 1978-07-06
NL188513B (en) 1992-02-17
GB1547113A (en) 1979-06-06
FR2376737B1 (en) 1983-02-25
JPS5385556A (en) 1978-07-28
DK401977A (en) 1978-07-08
JPS6218340B2 (en) 1987-04-22
DE2700478C2 (en) 1986-07-10
NO780051L (en) 1978-07-10
DK151856C (en) 1988-06-06
SE431178B (en) 1984-01-23
FI772696A7 (en) 1978-07-08
SE7714944L (en) 1978-07-08
CH622738A5 (en) 1981-04-30
FR2376737A1 (en) 1978-08-04

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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