JPS6447827U - - Google Patents
Info
- Publication number
- JPS6447827U JPS6447827U JP14028487U JP14028487U JPS6447827U JP S6447827 U JPS6447827 U JP S6447827U JP 14028487 U JP14028487 U JP 14028487U JP 14028487 U JP14028487 U JP 14028487U JP S6447827 U JPS6447827 U JP S6447827U
- Authority
- JP
- Japan
- Prior art keywords
- box
- steel pipe
- box part
- water gate
- discharge
- 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
- 238000001363 water suppression through gradient tailored excitation Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000002265 prevention Effects 0.000 claims description 2
- 238000005192 partition Methods 0.000 description 1
Landscapes
- Barrages (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987140284U JPH0437946Y2 (no) | 1987-09-14 | 1987-09-14 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987140284U JPH0437946Y2 (no) | 1987-09-14 | 1987-09-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6447827U true JPS6447827U (no) | 1989-03-24 |
JPH0437946Y2 JPH0437946Y2 (no) | 1992-09-07 |
Family
ID=31404315
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987140284U Expired JPH0437946Y2 (no) | 1987-09-14 | 1987-09-14 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0437946Y2 (no) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02139927U (no) * | 1989-04-25 | 1990-11-22 | ||
JPH02139930U (no) * | 1989-04-24 | 1990-11-22 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS565883A (en) * | 1979-06-29 | 1981-01-21 | Dainippon Toryo Co Ltd | Method of producing fluorescent material |
-
1987
- 1987-09-14 JP JP1987140284U patent/JPH0437946Y2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS565883A (en) * | 1979-06-29 | 1981-01-21 | Dainippon Toryo Co Ltd | Method of producing fluorescent material |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02139930U (no) * | 1989-04-24 | 1990-11-22 | ||
JPH02139927U (no) * | 1989-04-25 | 1990-11-22 |
Also Published As
Publication number | Publication date |
---|---|
JPH0437946Y2 (no) | 1992-09-07 |
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