JPH02129496U - - Google Patents
Info
- Publication number
- JPH02129496U JPH02129496U JP3694689U JP3694689U JPH02129496U JP H02129496 U JPH02129496 U JP H02129496U JP 3694689 U JP3694689 U JP 3694689U JP 3694689 U JP3694689 U JP 3694689U JP H02129496 U JPH02129496 U JP H02129496U
- Authority
- JP
- Japan
- Prior art keywords
- check valve
- segment
- tunnel
- valve
- mortar
- 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
- 239000004570 mortar (masonry) Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000005429 filling process Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3694689U JPH0613910Y2 (ja) | 1989-03-28 | 1989-03-28 | トンネルセグメントに於けるモルタル注入逆止弁 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3694689U JPH0613910Y2 (ja) | 1989-03-28 | 1989-03-28 | トンネルセグメントに於けるモルタル注入逆止弁 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02129496U true JPH02129496U (fr) | 1990-10-25 |
| JPH0613910Y2 JPH0613910Y2 (ja) | 1994-04-13 |
Family
ID=31543625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3694689U Expired - Lifetime JPH0613910Y2 (ja) | 1989-03-28 | 1989-03-28 | トンネルセグメントに於けるモルタル注入逆止弁 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0613910Y2 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112145189A (zh) * | 2020-10-24 | 2020-12-29 | 中铁一局集团有限公司 | 一种用于软土地区新型管片注浆加固方法 |
-
1989
- 1989-03-28 JP JP3694689U patent/JPH0613910Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112145189A (zh) * | 2020-10-24 | 2020-12-29 | 中铁一局集团有限公司 | 一种用于软土地区新型管片注浆加固方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0613910Y2 (ja) | 1994-04-13 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |