JPS5229454A - Method to manufacture doubled pipes - Google Patents

Method to manufacture doubled pipes

Info

Publication number
JPS5229454A
JPS5229454A JP10662875A JP10662875A JPS5229454A JP S5229454 A JPS5229454 A JP S5229454A JP 10662875 A JP10662875 A JP 10662875A JP 10662875 A JP10662875 A JP 10662875A JP S5229454 A JPS5229454 A JP S5229454A
Authority
JP
Japan
Prior art keywords
doubled
pipes
manufacture
manufacture doubled
doubled pipes
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.)
Pending
Application number
JP10662875A
Other languages
Japanese (ja)
Inventor
Asao Kotani
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP10662875A priority Critical patent/JPS5229454A/en
Publication of JPS5229454A publication Critical patent/JPS5229454A/en
Pending legal-status Critical Current

Links

JP10662875A 1975-09-01 1975-09-01 Method to manufacture doubled pipes Pending JPS5229454A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10662875A JPS5229454A (en) 1975-09-01 1975-09-01 Method to manufacture doubled pipes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10662875A JPS5229454A (en) 1975-09-01 1975-09-01 Method to manufacture doubled pipes

Publications (1)

Publication Number Publication Date
JPS5229454A true JPS5229454A (en) 1977-03-05

Family

ID=14438364

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10662875A Pending JPS5229454A (en) 1975-09-01 1975-09-01 Method to manufacture doubled pipes

Country Status (1)

Country Link
JP (1) JPS5229454A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6376294A (en) * 1986-09-18 1988-04-06 松下電器産業株式会社 Electric heating unit
JPS63121288A (en) * 1986-11-10 1988-05-25 松下電器産業株式会社 Manufacture of electric heating unit
JPS63121289A (en) * 1986-11-10 1988-05-25 松下電器産業株式会社 Electric heating unit
JPS63252379A (en) * 1987-04-08 1988-10-19 松下電器産業株式会社 Electric heating unit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6376294A (en) * 1986-09-18 1988-04-06 松下電器産業株式会社 Electric heating unit
JPS63121288A (en) * 1986-11-10 1988-05-25 松下電器産業株式会社 Manufacture of electric heating unit
JPS63121289A (en) * 1986-11-10 1988-05-25 松下電器産業株式会社 Electric heating unit
JPS63252379A (en) * 1987-04-08 1988-10-19 松下電器産業株式会社 Electric heating unit

Similar Documents

Publication Publication Date Title
GB1556388A (en) Pipe
GB1545903A (en) Flexion-stressed pipes
JPS5249952A (en) Method of connecting pipe
AU8785075A (en) Pipe
JPS51116817A (en) Production of fibreereinforced hume pipes
GB1540092A (en) Methods relating to scarfing
JPS5229454A (en) Method to manufacture doubled pipes
JPS5227483A (en) Method of butttwelding pipe
GB1545617A (en) Connection of pipes
JPS5265754A (en) Method of making nonnsquare branch pipe
JPS52757A (en) Method of pipe manufacture
JPS5257038A (en) Production method of electrocastings
JPS526364A (en) Method of producing flexible pipe
GB1553914A (en) Prostaglandins and process for their manufacture
JPS5278878A (en) Method of reducing 44oxopiperidines to 44hydroxypiperidines
JPS51115268A (en) Method of bending doubleelayered pipe
JPS5224265A (en) Method of producing pipe
JPS5252971A (en) Method of manufacture of conjugate pipe
JPS51131450A (en) Method of producing grooved pipes
JPS5278877A (en) Method of reducing 44oxopiperidines to 44hydroxypiperidines
JPS5254769A (en) Method of manufacture of multiple pipe * etc*
JPS5259319A (en) Doubleewalled pipe
JPS5269858A (en) Method of manufacturing forgeewelded pipe
JPS5215571A (en) Method of producing art pipe
JPS5237978A (en) Continuous method of manufacture of conjugate pipe