JPS6368589U - - Google Patents

Info

Publication number
JPS6368589U
JPS6368589U JP16225086U JP16225086U JPS6368589U JP S6368589 U JPS6368589 U JP S6368589U JP 16225086 U JP16225086 U JP 16225086U JP 16225086 U JP16225086 U JP 16225086U JP S6368589 U JPS6368589 U JP S6368589U
Authority
JP
Japan
Prior art keywords
concrete pipe
laminate sheet
acid
sheet
synthetic resin
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
JP16225086U
Other languages
English (en)
Japanese (ja)
Other versions
JPH067263Y2 (ja
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 filed Critical
Priority to JP1986162250U priority Critical patent/JPH067263Y2/ja
Publication of JPS6368589U publication Critical patent/JPS6368589U/ja
Application granted granted Critical
Publication of JPH067263Y2 publication Critical patent/JPH067263Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
JP1986162250U 1986-10-24 1986-10-24 耐酸コンクリ−ト管 Expired - Lifetime JPH067263Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986162250U JPH067263Y2 (ja) 1986-10-24 1986-10-24 耐酸コンクリ−ト管

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986162250U JPH067263Y2 (ja) 1986-10-24 1986-10-24 耐酸コンクリ−ト管

Publications (2)

Publication Number Publication Date
JPS6368589U true JPS6368589U (US20030204162A1-20031030-M00001.png) 1988-05-09
JPH067263Y2 JPH067263Y2 (ja) 1994-02-23

Family

ID=31089334

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986162250U Expired - Lifetime JPH067263Y2 (ja) 1986-10-24 1986-10-24 耐酸コンクリ−ト管

Country Status (1)

Country Link
JP (1) JPH067263Y2 (US20030204162A1-20031030-M00001.png)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5050715A (US20030204162A1-20031030-M00001.png) * 1973-09-05 1975-05-07
JPS5071819U (US20030204162A1-20031030-M00001.png) * 1973-11-02 1975-06-24

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5050715A (US20030204162A1-20031030-M00001.png) * 1973-09-05 1975-05-07
JPS5071819U (US20030204162A1-20031030-M00001.png) * 1973-11-02 1975-06-24

Also Published As

Publication number Publication date
JPH067263Y2 (ja) 1994-02-23

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