JPS61125589U - - Google Patents
Info
- Publication number
- JPS61125589U JPS61125589U JP892985U JP892985U JPS61125589U JP S61125589 U JPS61125589 U JP S61125589U JP 892985 U JP892985 U JP 892985U JP 892985 U JP892985 U JP 892985U JP S61125589 U JPS61125589 U JP S61125589U
- Authority
- JP
- Japan
- Prior art keywords
- core
- flushing fluid
- drilling machine
- tube
- fluid passage
- 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
- 238000005553 drilling Methods 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 6
- 238000011010 flushing procedure Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP892985U JPS61125589U (ko) | 1985-01-25 | 1985-01-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP892985U JPS61125589U (ko) | 1985-01-25 | 1985-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61125589U true JPS61125589U (ko) | 1986-08-07 |
Family
ID=30488664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP892985U Pending JPS61125589U (ko) | 1985-01-25 | 1985-01-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61125589U (ko) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5092802A (ko) * | 1973-12-20 | 1975-07-24 |
-
1985
- 1985-01-25 JP JP892985U patent/JPS61125589U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5092802A (ko) * | 1973-12-20 | 1975-07-24 |