JPS6154098U - - Google Patents
Info
- Publication number
- JPS6154098U JPS6154098U JP13759684U JP13759684U JPS6154098U JP S6154098 U JPS6154098 U JP S6154098U JP 13759684 U JP13759684 U JP 13759684U JP 13759684 U JP13759684 U JP 13759684U JP S6154098 U JPS6154098 U JP S6154098U
- Authority
- JP
- Japan
- Prior art keywords
- earth
- pressure chamber
- sand
- guide wall
- center
- 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.)
- Pending
Links
- 239000004576 sand Substances 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 3
- 238000004898 kneading Methods 0.000 claims description 2
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13759684U JPS6154098U (fr) | 1984-09-10 | 1984-09-10 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13759684U JPS6154098U (fr) | 1984-09-10 | 1984-09-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6154098U true JPS6154098U (fr) | 1986-04-11 |
Family
ID=30696011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13759684U Pending JPS6154098U (fr) | 1984-09-10 | 1984-09-10 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6154098U (fr) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5740095A (en) * | 1980-08-19 | 1982-03-05 | Kanobooring Kk | Shielding for excavating tunnels |
JPS5854497B2 (ja) * | 1980-07-14 | 1983-12-05 | 日本電気株式会社 | 半導体基板の内部欠陥によるゲッタリング効果を増大させる方法 |
-
1984
- 1984-09-10 JP JP13759684U patent/JPS6154098U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5854497B2 (ja) * | 1980-07-14 | 1983-12-05 | 日本電気株式会社 | 半導体基板の内部欠陥によるゲッタリング効果を増大させる方法 |
JPS5740095A (en) * | 1980-08-19 | 1982-03-05 | Kanobooring Kk | Shielding for excavating tunnels |
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