ES435451A1 - Un metodo de aplicar una capa aislante de material celular oespumado a un tubo aislado. - Google Patents

Un metodo de aplicar una capa aislante de material celular oespumado a un tubo aislado.

Info

Publication number
ES435451A1
ES435451A1 ES435451A ES435451A ES435451A1 ES 435451 A1 ES435451 A1 ES 435451A1 ES 435451 A ES435451 A ES 435451A ES 435451 A ES435451 A ES 435451A ES 435451 A1 ES435451 A1 ES 435451A1
Authority
ES
Spain
Prior art keywords
tube
insulating layer
foamed
pipes
directly applied
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES435451A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BPA Byggproduktion AB
Original Assignee
BPA Byggproduktion AB
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 BPA Byggproduktion AB filed Critical BPA Byggproduktion AB
Publication of ES435451A1 publication Critical patent/ES435451A1/es
Expired legal-status Critical Current

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
    • 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
    • B29C44/362—Regulating the feed w.r.t. the foam layer thickness
    • 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
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/022—Foaming unrestricted by cavity walls, e.g. without using moulds or using only internal cores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H81/00—Methods, apparatus, or devices for covering or wrapping cores by winding webs, tapes, or filamentary material, not otherwise provided for
    • B65H81/06—Covering or wrapping elongated cores
    • B65H81/08—Covering or wrapping elongated cores by feeding material obliquely to the axis of the core
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Insulation (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
ES435451A 1974-01-02 1975-03-08 Un metodo de aplicar una capa aislante de material celular oespumado a un tubo aislado. Expired ES435451A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8774A GB1452031A (en) 1974-01-02 1974-01-02 Pipes having an insulating layer directly applied and foamed the reon and a method of making the insulated pipes

Publications (1)

Publication Number Publication Date
ES435451A1 true ES435451A1 (es) 1977-02-01

Family

ID=9698189

Family Applications (1)

Application Number Title Priority Date Filing Date
ES435451A Expired ES435451A1 (es) 1974-01-02 1975-03-08 Un metodo de aplicar una capa aislante de material celular oespumado a un tubo aislado.

Country Status (2)

Country Link
ES (1) ES435451A1 (es)
GB (1) GB1452031A (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2626863A1 (fr) * 1988-02-05 1989-08-11 Caillarec Pascal Produit gaine a l'aide d'un fil textile et le dispositif pour sa fabrication
CN102350791A (zh) * 2011-08-08 2012-02-15 河北昊天管业股份有限公司 保温管聚乙烯外护套加工工艺

Also Published As

Publication number Publication date
GB1452031A (en) 1976-10-06

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