JPS62153650A - 二層管の製造方法 - Google Patents

二層管の製造方法

Info

Publication number
JPS62153650A
JPS62153650A JP29641385A JP29641385A JPS62153650A JP S62153650 A JPS62153650 A JP S62153650A JP 29641385 A JP29641385 A JP 29641385A JP 29641385 A JP29641385 A JP 29641385A JP S62153650 A JPS62153650 A JP S62153650A
Authority
JP
Japan
Prior art keywords
mold
metal mold
tubular member
movable
parison
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.)
Granted
Application number
JP29641385A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0431491B2 (enrdf_load_stackoverflow
Inventor
Masato Endo
正人 遠藤
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.)
Nihon Plast Co Ltd
Original Assignee
Nihon Plast 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 Nihon Plast Co Ltd filed Critical Nihon Plast Co Ltd
Priority to JP29641385A priority Critical patent/JPS62153650A/ja
Publication of JPS62153650A publication Critical patent/JPS62153650A/ja
Publication of JPH0431491B2 publication Critical patent/JPH0431491B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Duct Arrangements (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
JP29641385A 1985-12-25 1985-12-25 二層管の製造方法 Granted JPS62153650A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP29641385A JPS62153650A (ja) 1985-12-25 1985-12-25 二層管の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP29641385A JPS62153650A (ja) 1985-12-25 1985-12-25 二層管の製造方法

Publications (2)

Publication Number Publication Date
JPS62153650A true JPS62153650A (ja) 1987-07-08
JPH0431491B2 JPH0431491B2 (enrdf_load_stackoverflow) 1992-05-26

Family

ID=17833221

Family Applications (1)

Application Number Title Priority Date Filing Date
JP29641385A Granted JPS62153650A (ja) 1985-12-25 1985-12-25 二層管の製造方法

Country Status (1)

Country Link
JP (1) JPS62153650A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011011515A (ja) * 2009-07-06 2011-01-20 Aitec:Kk 通気管の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011011515A (ja) * 2009-07-06 2011-01-20 Aitec:Kk 通気管の製造方法

Also Published As

Publication number Publication date
JPH0431491B2 (enrdf_load_stackoverflow) 1992-05-26

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