RU98120241A - DRILLING DRILL WITH INSERT EXTENDED CROWN - Google Patents
DRILLING DRILL WITH INSERT EXTENDED CROWNInfo
- Publication number
- RU98120241A RU98120241A RU98120241/03A RU98120241A RU98120241A RU 98120241 A RU98120241 A RU 98120241A RU 98120241/03 A RU98120241/03 A RU 98120241/03A RU 98120241 A RU98120241 A RU 98120241A RU 98120241 A RU98120241 A RU 98120241A
- Authority
- RU
- Russia
- Prior art keywords
- plates
- cuts
- sectors
- drilling drill
- outer case
- Prior art date
Links
- 238000005553 drilling Methods 0.000 title 1
- 239000011435 rock Substances 0.000 claims 1
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU98120241/03A RU2204011C2 (en) | 1998-11-06 | 1998-11-06 | Drilling tool with collapsible reamer bit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU98120241/03A RU2204011C2 (en) | 1998-11-06 | 1998-11-06 | Drilling tool with collapsible reamer bit |
Publications (2)
Publication Number | Publication Date |
---|---|
RU98120241A true RU98120241A (en) | 2000-09-10 |
RU2204011C2 RU2204011C2 (en) | 2003-05-10 |
Family
ID=20212117
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU98120241/03A RU2204011C2 (en) | 1998-11-06 | 1998-11-06 | Drilling tool with collapsible reamer bit |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2204011C2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104265219B (en) * | 2014-09-19 | 2016-10-19 | 中国矿业大学 | A kind of core original state structure recognition means and method |
-
1998
- 1998-11-06 RU RU98120241/03A patent/RU2204011C2/en active
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