JPS6138009B2 - - Google Patents

Info

Publication number
JPS6138009B2
JPS6138009B2 JP55040861A JP4086180A JPS6138009B2 JP S6138009 B2 JPS6138009 B2 JP S6138009B2 JP 55040861 A JP55040861 A JP 55040861A JP 4086180 A JP4086180 A JP 4086180A JP S6138009 B2 JPS6138009 B2 JP S6138009B2
Authority
JP
Japan
Prior art keywords
layer material
outer layer
inner layer
molding
heat
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
JP55040861A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56136337A (en
Inventor
Kunio Yanagisawa
Kazuo Shimomura
Yoshio Nishimura
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.)
Sekisui Chemical Co Ltd
Original Assignee
Sekisui Chemical Co Ltd
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 Sekisui Chemical Co Ltd filed Critical Sekisui Chemical Co Ltd
Priority to JP4086180A priority Critical patent/JPS56136337A/ja
Publication of JPS56136337A publication Critical patent/JPS56136337A/ja
Publication of JPS6138009B2 publication Critical patent/JPS6138009B2/ja
Granted 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
    • B29C44/20—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
    • B29C44/324—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables the preformed parts being tubular or folded to a tubular shape
    • 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
    • B29C44/334—Filling the preformed spaces or cavities
    • 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
    • B29L2023/225—Insulated

Landscapes

  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
JP4086180A 1980-03-28 1980-03-28 Production of warming tube Granted JPS56136337A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4086180A JPS56136337A (en) 1980-03-28 1980-03-28 Production of warming tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4086180A JPS56136337A (en) 1980-03-28 1980-03-28 Production of warming tube

Publications (2)

Publication Number Publication Date
JPS56136337A JPS56136337A (en) 1981-10-24
JPS6138009B2 true JPS6138009B2 (enrdf_load_stackoverflow) 1986-08-27

Family

ID=12592315

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4086180A Granted JPS56136337A (en) 1980-03-28 1980-03-28 Production of warming tube

Country Status (1)

Country Link
JP (1) JPS56136337A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPM903694A0 (en) * 1994-10-25 1994-11-17 Adams, Kevin Multipurpose composite tubing
JP4346579B2 (ja) * 2005-05-12 2009-10-21 古河電気工業株式会社 複合管の製造方法
JP5108451B2 (ja) * 2007-10-25 2012-12-26 株式会社ダックス 住宅用ダクト管の製造方法、住宅用ダクト管、住宅用ダクト管の連結構造
JP5907615B2 (ja) * 2012-03-16 2016-04-26 住友ゴム工業株式会社 筒状発泡ゴムの製造方法、および導電性ローラの製造方法

Also Published As

Publication number Publication date
JPS56136337A (en) 1981-10-24

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