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
Links
- 239000002253 acid Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 2
- 229920003002 synthetic resin Polymers 0.000 claims description 2
- 239000000057 synthetic resin Substances 0.000 claims description 2
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
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 (ro) | 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 (ro) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5050715A (ro) * | 1973-09-05 | 1975-05-07 | ||
JPS5071819U (ro) * | 1973-11-02 | 1975-06-24 |
-
1986
- 1986-10-24 JP JP1986162250U patent/JPH067263Y2/ja not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5050715A (ro) * | 1973-09-05 | 1975-05-07 | ||
JPS5071819U (ro) * | 1973-11-02 | 1975-06-24 |
Also Published As
Publication number | Publication date |
---|---|
JPH067263Y2 (ja) | 1994-02-23 |