JPS5273973A - Method of preparation of tight preform and apparatus thereof - Google Patents

Method of preparation of tight preform and apparatus thereof

Info

Publication number
JPS5273973A
JPS5273973A JP15103175A JP15103175A JPS5273973A JP S5273973 A JPS5273973 A JP S5273973A JP 15103175 A JP15103175 A JP 15103175A JP 15103175 A JP15103175 A JP 15103175A JP S5273973 A JPS5273973 A JP S5273973A
Authority
JP
Japan
Prior art keywords
preform
tight
preparation
tight preform
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
JP15103175A
Other languages
English (en)
Other versions
JPS5310111B2 (ja
Inventor
Masao Moriyama
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 JP15103175A priority Critical patent/JPS5273973A/ja
Publication of JPS5273973A publication Critical patent/JPS5273973A/ja
Publication of JPS5310111B2 publication Critical patent/JPS5310111B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
JP15103175A 1975-12-17 1975-12-17 Method of preparation of tight preform and apparatus thereof Granted JPS5273973A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15103175A JPS5273973A (en) 1975-12-17 1975-12-17 Method of preparation of tight preform and apparatus thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15103175A JPS5273973A (en) 1975-12-17 1975-12-17 Method of preparation of tight preform and apparatus thereof

Publications (2)

Publication Number Publication Date
JPS5273973A true JPS5273973A (en) 1977-06-21
JPS5310111B2 JPS5310111B2 (ja) 1978-04-11

Family

ID=15509778

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15103175A Granted JPS5273973A (en) 1975-12-17 1975-12-17 Method of preparation of tight preform and apparatus thereof

Country Status (1)

Country Link
JP (1) JPS5273973A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6330237A (ja) * 1986-07-24 1988-02-08 Nhk Spring Co Ltd Ｆｒｐ製品の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6330237A (ja) * 1986-07-24 1988-02-08 Nhk Spring Co Ltd Ｆｒｐ製品の製造方法

Also Published As

Publication number Publication date
JPS5310111B2 (ja) 1978-04-11

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