JPH0574754B2 - - Google Patents

Info

Publication number
JPH0574754B2
JPH0574754B2 JP60037051A JP3705185A JPH0574754B2 JP H0574754 B2 JPH0574754 B2 JP H0574754B2 JP 60037051 A JP60037051 A JP 60037051A JP 3705185 A JP3705185 A JP 3705185A JP H0574754 B2 JPH0574754 B2 JP H0574754B2
Authority
JP
Japan
Prior art keywords
tube
plastic tube
plastic
circumferential surface
mandrel
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 - Fee Related
Application number
JP60037051A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61197876A (ja
Inventor
Osamu Koda
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Plastics Industries 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 Mitsubishi Plastics Industries Ltd filed Critical Mitsubishi Plastics Industries Ltd
Priority to JP60037051A priority Critical patent/JPS61197876A/ja
Publication of JPS61197876A publication Critical patent/JPS61197876A/ja
Publication of JPH0574754B2 publication Critical patent/JPH0574754B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Laminated Bodies (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
JP60037051A 1985-02-26 1985-02-26 複合管の製法 Granted JPS61197876A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60037051A JPS61197876A (ja) 1985-02-26 1985-02-26 複合管の製法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60037051A JPS61197876A (ja) 1985-02-26 1985-02-26 複合管の製法

Publications (2)

Publication Number Publication Date
JPS61197876A JPS61197876A (ja) 1986-09-02
JPH0574754B2 true JPH0574754B2 (https=) 1993-10-19

Family

ID=12486776

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60037051A Granted JPS61197876A (ja) 1985-02-26 1985-02-26 複合管の製法

Country Status (1)

Country Link
JP (1) JPS61197876A (https=)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5841733A (ja) * 1981-09-02 1983-03-11 Central Glass Co Ltd 板ガラスの強化方法

Also Published As

Publication number Publication date
JPS61197876A (ja) 1986-09-02

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees