JPH0365251B2 - - Google Patents

Info

Publication number
JPH0365251B2
JPH0365251B2 JP2478784A JP2478784A JPH0365251B2 JP H0365251 B2 JPH0365251 B2 JP H0365251B2 JP 2478784 A JP2478784 A JP 2478784A JP 2478784 A JP2478784 A JP 2478784A JP H0365251 B2 JPH0365251 B2 JP H0365251B2
Authority
JP
Japan
Prior art keywords
tube
wall layer
hole
mold
porous plastic
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
JP2478784A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60168627A (ja
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 filed Critical
Priority to JP2478784A priority Critical patent/JPS60168627A/ja
Publication of JPS60168627A publication Critical patent/JPS60168627A/ja
Publication of JPH0365251B2 publication Critical patent/JPH0365251B2/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
    • B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
    • B29C57/10—Closing
    • 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
    • B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
    • 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
    • B29L2024/00—Articles with hollow walls
    • B29L2024/006—Articles with hollow walls multi-channelled

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
JP2478784A 1984-02-13 1984-02-13 多孔プラスチツク管の通孔閉塞法 Granted JPS60168627A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2478784A JPS60168627A (ja) 1984-02-13 1984-02-13 多孔プラスチツク管の通孔閉塞法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2478784A JPS60168627A (ja) 1984-02-13 1984-02-13 多孔プラスチツク管の通孔閉塞法

Publications (2)

Publication Number Publication Date
JPS60168627A JPS60168627A (ja) 1985-09-02
JPH0365251B2 true JPH0365251B2 (nl) 1991-10-11

Family

ID=12147893

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2478784A Granted JPS60168627A (ja) 1984-02-13 1984-02-13 多孔プラスチツク管の通孔閉塞法

Country Status (1)

Country Link
JP (1) JPS60168627A (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61258726A (ja) * 1985-05-14 1986-11-17 Sekisui Chem Co Ltd 管壁に管軸方向の通孔が並設された樹脂管の通孔閉塞方法
FR2689810B1 (fr) * 1992-04-10 1995-07-07 Kaysersberg Packaging Sa Procede de fermeture des bords de plaques alveolaires et dispositif permettant la mise en óoeuvre du procede.

Also Published As

Publication number Publication date
JPS60168627A (ja) 1985-09-02

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