FR641141A - Rotary drill bit for well drilling - Google Patents
Rotary drill bit for well drillingInfo
- Publication number
- FR641141A FR641141A FR641141DA FR641141A FR 641141 A FR641141 A FR 641141A FR 641141D A FR641141D A FR 641141DA FR 641141 A FR641141 A FR 641141A
- Authority
- FR
- France
- Prior art keywords
- drill bit
- well drilling
- rotary drill
- 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
- 238000005553 drilling Methods 0.000 title 1
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
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 |
---|---|---|---|
FR641141T | 1927-09-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR641141A true FR641141A (en) | 1928-07-28 |
Family
ID=8997932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR641141D Expired FR641141A (en) | 1927-09-16 | 1927-09-16 | Rotary drill bit for well drilling |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR641141A (en) |
-
1927
- 1927-09-16 FR FR641141D patent/FR641141A/en not_active Expired
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