JPS54146201A - Knife edge body for slide drilling type pit and production - Google Patents
Knife edge body for slide drilling type pit and productionInfo
- Publication number
- JPS54146201A JPS54146201A JP5429678A JP5429678A JPS54146201A JP S54146201 A JPS54146201 A JP S54146201A JP 5429678 A JP5429678 A JP 5429678A JP 5429678 A JP5429678 A JP 5429678A JP S54146201 A JPS54146201 A JP S54146201A
- Authority
- JP
- Japan
- Prior art keywords
- production
- knife edge
- edge body
- slide drilling
- drilling type
- 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
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5429678A JPS54146201A (en) | 1978-05-08 | 1978-05-08 | Knife edge body for slide drilling type pit and production |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5429678A JPS54146201A (en) | 1978-05-08 | 1978-05-08 | Knife edge body for slide drilling type pit and production |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS54146201A true JPS54146201A (en) | 1979-11-15 |
Family
ID=12966597
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5429678A Pending JPS54146201A (en) | 1978-05-08 | 1978-05-08 | Knife edge body for slide drilling type pit and production |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS54146201A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63284396A (en) * | 1987-04-28 | 1988-11-21 | ケンナメタル インコーポレイテツド | Tool working to soil having working element formed from tungsten-carbide composition, physical property of which is reinforced and which is changed into cement |
JPH0564289U (en) * | 1992-01-31 | 1993-08-27 | 東芝タンガロイ株式会社 | Ring bit |
-
1978
- 1978-05-08 JP JP5429678A patent/JPS54146201A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63284396A (en) * | 1987-04-28 | 1988-11-21 | ケンナメタル インコーポレイテツド | Tool working to soil having working element formed from tungsten-carbide composition, physical property of which is reinforced and which is changed into cement |
JPH0564289U (en) * | 1992-01-31 | 1993-08-27 | 東芝タンガロイ株式会社 | Ring bit |
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