FR625986A - Perfectionnements aux outils de forage rotatifs - Google Patents
Perfectionnements aux outils de forage rotatifsInfo
- Publication number
- FR625986A FR625986A FR625986DA FR625986A FR 625986 A FR625986 A FR 625986A FR 625986D A FR625986D A FR 625986DA FR 625986 A FR625986 A FR 625986A
- Authority
- FR
- France
- Prior art keywords
- rotary drilling
- drilling tools
- tools
- rotary
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
- E21B10/627—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements
- E21B10/633—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements independently detachable
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR625986T | 1926-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR625986A true FR625986A (fr) | 1927-08-24 |
Family
ID=8988104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR625986D Expired FR625986A (fr) | 1926-10-28 | 1926-10-28 | Perfectionnements aux outils de forage rotatifs |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR625986A (fr) |
-
1926
- 1926-10-28 FR FR625986D patent/FR625986A/fr not_active Expired
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