JPS6227670B2 - - Google Patents

Info

Publication number
JPS6227670B2
JPS6227670B2 JP17770280A JP17770280A JPS6227670B2 JP S6227670 B2 JPS6227670 B2 JP S6227670B2 JP 17770280 A JP17770280 A JP 17770280A JP 17770280 A JP17770280 A JP 17770280A JP S6227670 B2 JPS6227670 B2 JP S6227670B2
Authority
JP
Japan
Prior art keywords
magnesia cement
synthetic resin
inner layer
expandable
tubular body
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
Application number
JP17770280A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57173152A (en
Inventor
Takeshi Aragai
Kazuo Shimomura
Akio Oono
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.)
Sekisui Chemical Co Ltd
Original Assignee
Sekisui Chemical 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 Sekisui Chemical Co Ltd filed Critical Sekisui Chemical Co Ltd
Priority to JP17770280A priority Critical patent/JPS57173152A/ja
Publication of JPS57173152A publication Critical patent/JPS57173152A/ja
Publication of JPS6227670B2 publication Critical patent/JPS6227670B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Laminated Bodies (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
JP17770280A 1980-12-15 1980-12-15 Synthetic resin tubular body coated with magnesia cement and its manufacture Granted JPS57173152A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17770280A JPS57173152A (en) 1980-12-15 1980-12-15 Synthetic resin tubular body coated with magnesia cement and its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17770280A JPS57173152A (en) 1980-12-15 1980-12-15 Synthetic resin tubular body coated with magnesia cement and its manufacture

Publications (2)

Publication Number Publication Date
JPS57173152A JPS57173152A (en) 1982-10-25
JPS6227670B2 true JPS6227670B2 (OSRAM) 1987-06-16

Family

ID=16035604

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17770280A Granted JPS57173152A (en) 1980-12-15 1980-12-15 Synthetic resin tubular body coated with magnesia cement and its manufacture

Country Status (1)

Country Link
JP (1) JPS57173152A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102501314A (zh) * 2011-11-07 2012-06-20 吕先成 一种厨房抽烟管制作方法

Also Published As

Publication number Publication date
JPS57173152A (en) 1982-10-25

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