JPS61193898U - - Google Patents
Info
- Publication number
- JPS61193898U JPS61193898U JP7967085U JP7967085U JPS61193898U JP S61193898 U JPS61193898 U JP S61193898U JP 7967085 U JP7967085 U JP 7967085U JP 7967085 U JP7967085 U JP 7967085U JP S61193898 U JPS61193898 U JP S61193898U
- Authority
- JP
- Japan
- Prior art keywords
- ballast
- valve
- flat
- rod
- flat valve
- 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
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000013535 sea water Substances 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7967085U JPS61193898U ( ) | 1985-05-28 | 1985-05-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7967085U JPS61193898U ( ) | 1985-05-28 | 1985-05-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61193898U true JPS61193898U ( ) | 1986-12-02 |
Family
ID=30624796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7967085U Pending JPS61193898U ( ) | 1985-05-28 | 1985-05-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61193898U ( ) |
-
1985
- 1985-05-28 JP JP7967085U patent/JPS61193898U/ja active Pending