CA1235112A - Molette de forage - Google Patents
Molette de forageInfo
- Publication number
- CA1235112A CA1235112A CA000478795A CA478795A CA1235112A CA 1235112 A CA1235112 A CA 1235112A CA 000478795 A CA000478795 A CA 000478795A CA 478795 A CA478795 A CA 478795A CA 1235112 A CA1235112 A CA 1235112A
- Authority
- CA
- Canada
- Prior art keywords
- axis
- drill bit
- face
- spigot
- drilling
- 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.)
- Expired
Links
- 238000005520 cutting process Methods 0.000 claims abstract description 34
- 238000005553 drilling Methods 0.000 claims abstract description 31
- 230000015572 biosynthetic process Effects 0.000 abstract description 10
- 238000005755 formation reaction Methods 0.000 abstract description 10
- 239000010432 diamond Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 241000282320 Panthera leo Species 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8411809 | 1984-04-14 | ||
| DEG8411809.1 | 1984-04-14 | ||
| DEP3414206.1-24 | 1984-04-14 | ||
| DE1420612 | 1984-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1235112A true CA1235112A (fr) | 1988-04-12 |
Family
ID=25752015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000478795A Expired CA1235112A (fr) | 1984-04-14 | 1985-04-11 | Molette de forage |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1235112A (fr) |
-
1985
- 1985-04-11 CA CA000478795A patent/CA1235112A/fr not_active Expired
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |