JPS56130323A - Preparation of irregular thickness pipe - Google Patents

Preparation of irregular thickness pipe

Info

Publication number
JPS56130323A
JPS56130323A JP3393680A JP3393680A JPS56130323A JP S56130323 A JPS56130323 A JP S56130323A JP 3393680 A JP3393680 A JP 3393680A JP 3393680 A JP3393680 A JP 3393680A JP S56130323 A JPS56130323 A JP S56130323A
Authority
JP
Japan
Prior art keywords
parts
protruded
recessed
pipe
irregular thickness
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
JP3393680A
Other languages
English (en)
Other versions
JPS5835453B2 (ja
Inventor
Nobuo Tonami
Emu Dorosubatsuha Fuuberuto
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.)
MITSUI TOUATSU GREEN SHISETSU KK
MITSUI TOUATSU GURIIN SHISETSU
Original Assignee
MITSUI TOUATSU GREEN SHISETSU KK
MITSUI TOUATSU GURIIN SHISETSU
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 MITSUI TOUATSU GREEN SHISETSU KK, MITSUI TOUATSU GURIIN SHISETSU filed Critical MITSUI TOUATSU GREEN SHISETSU KK
Priority to JP3393680A priority Critical patent/JPS5835453B2/ja
Publication of JPS56130323A publication Critical patent/JPS56130323A/ja
Publication of JPS5835453B2 publication Critical patent/JPS5835453B2/ja
Expired legal-status Critical Current

Links

JP3393680A 1980-03-19 1980-03-19 偏肉管の製造方法 Expired JPS5835453B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3393680A JPS5835453B2 (ja) 1980-03-19 1980-03-19 偏肉管の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3393680A JPS5835453B2 (ja) 1980-03-19 1980-03-19 偏肉管の製造方法

Publications (2)

Publication Number Publication Date
JPS56130323A true JPS56130323A (en) 1981-10-13
JPS5835453B2 JPS5835453B2 (ja) 1983-08-02

Family

ID=12400387

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3393680A Expired JPS5835453B2 (ja) 1980-03-19 1980-03-19 偏肉管の製造方法

Country Status (1)

Country Link
JP (1) JPS5835453B2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4900503A (en) * 1987-07-30 1990-02-13 Wilhelm Hegler Method and apparatus for producing a finned tube from synthetic plastics material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4900503A (en) * 1987-07-30 1990-02-13 Wilhelm Hegler Method and apparatus for producing a finned tube from synthetic plastics material

Also Published As

Publication number Publication date
JPS5835453B2 (ja) 1983-08-02

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