JPS5028404A - - Google Patents
Info
- Publication number
- JPS5028404A JPS5028404A JP8145273A JP8145273A JPS5028404A JP S5028404 A JPS5028404 A JP S5028404A JP 8145273 A JP8145273 A JP 8145273A JP 8145273 A JP8145273 A JP 8145273A JP S5028404 A JPS5028404 A JP S5028404A
- Authority
- JP
- Japan
- 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
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8145273A JPS559517B2 (en) | 1973-07-16 | 1973-07-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8145273A JPS559517B2 (en) | 1973-07-16 | 1973-07-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5028404A true JPS5028404A (en) | 1975-03-24 |
| JPS559517B2 JPS559517B2 (en) | 1980-03-10 |
Family
ID=13746783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8145273A Expired JPS559517B2 (en) | 1973-07-16 | 1973-07-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS559517B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6018187U (en) * | 1983-07-11 | 1985-02-07 | 田上 哲 | A drilling head that is removably loaded into the drilling casing. |
| JPS646277A (en) * | 1987-03-23 | 1989-01-10 | Warner Lambert Co | Preparation of benzo(chalcogeno)(4,3,2-cd) indazole |
-
1973
- 1973-07-16 JP JP8145273A patent/JPS559517B2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6018187U (en) * | 1983-07-11 | 1985-02-07 | 田上 哲 | A drilling head that is removably loaded into the drilling casing. |
| JPS646277A (en) * | 1987-03-23 | 1989-01-10 | Warner Lambert Co | Preparation of benzo(chalcogeno)(4,3,2-cd) indazole |
| JP2648165B2 (en) * | 1987-03-23 | 1997-08-27 | ワーナー−ランバート・コンパニー | Method for preparing velzo (chalcogeno) [4,3,2-cd] indazole |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS559517B2 (en) | 1980-03-10 |