FR1208405A - Rotary drill bit for soil drilling - Google Patents
Rotary drill bit for soil drillingInfo
- Publication number
- FR1208405A FR1208405A FR1208405DA FR1208405A FR 1208405 A FR1208405 A FR 1208405A FR 1208405D A FR1208405D A FR 1208405DA FR 1208405 A FR1208405 A FR 1208405A
- Authority
- FR
- France
- Prior art keywords
- drill bit
- rotary drill
- soil drilling
- drilling
- soil
- 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
- 239000002689 soil Substances 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
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
- E21B10/61—Drill bits characterised by conduits or nozzles for drilling fluids characterised by the nozzle structure
-
- 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
- E21B10/08—Roller bits
- E21B10/18—Roller bits characterised by conduits or nozzles for drilling fluids
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 |
---|---|---|---|
US1208405XA | 1957-12-11 | 1957-12-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1208405A true FR1208405A (en) | 1960-02-23 |
Family
ID=22392849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1208405D Expired FR1208405A (en) | 1957-12-11 | 1958-06-10 | Rotary drill bit for soil drilling |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1208405A (en) |
-
1958
- 1958-06-10 FR FR1208405D patent/FR1208405A/en not_active Expired
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