JPS62133788U - - Google Patents
Info
- Publication number
- JPS62133788U JPS62133788U JP1852986U JP1852986U JPS62133788U JP S62133788 U JPS62133788 U JP S62133788U JP 1852986 U JP1852986 U JP 1852986U JP 1852986 U JP1852986 U JP 1852986U JP S62133788 U JPS62133788 U JP S62133788U
- Authority
- JP
- Japan
- Prior art keywords
- kelly bar
- urethane
- approximately
- resin
- 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.)
- Granted
Links
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986018529U JPH0426554Y2 (ar) | 1986-02-12 | 1986-02-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986018529U JPH0426554Y2 (ar) | 1986-02-12 | 1986-02-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62133788U true JPS62133788U (ar) | 1987-08-22 |
| JPH0426554Y2 JPH0426554Y2 (ar) | 1992-06-25 |
Family
ID=30812281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986018529U Expired JPH0426554Y2 (ar) | 1986-02-12 | 1986-02-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0426554Y2 (ar) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0198294U (ar) * | 1987-12-21 | 1989-06-30 | ||
| JPH02256788A (ja) * | 1988-07-11 | 1990-10-17 | Hitachi Constr Mach Co Ltd | アースドリルのケリーバ |
| JP2012144874A (ja) * | 2011-01-11 | 2012-08-02 | Sanwa Kizai Co Ltd | 掘削作業ロッドの圧力流体供給管支持装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5655323U (ar) * | 1979-10-05 | 1981-05-14 |
-
1986
- 1986-02-12 JP JP1986018529U patent/JPH0426554Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5655323U (ar) * | 1979-10-05 | 1981-05-14 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0198294U (ar) * | 1987-12-21 | 1989-06-30 | ||
| JPH02256788A (ja) * | 1988-07-11 | 1990-10-17 | Hitachi Constr Mach Co Ltd | アースドリルのケリーバ |
| JP2012144874A (ja) * | 2011-01-11 | 2012-08-02 | Sanwa Kizai Co Ltd | 掘削作業ロッドの圧力流体供給管支持装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0426554Y2 (ar) | 1992-06-25 |