FR1273460A - Roller bit for soil drilling - Google Patents
Roller bit for soil drillingInfo
- Publication number
- FR1273460A FR1273460A FR837533A FR837533A FR1273460A FR 1273460 A FR1273460 A FR 1273460A FR 837533 A FR837533 A FR 837533A FR 837533 A FR837533 A FR 837533A FR 1273460 A FR1273460 A FR 1273460A
- Authority
- FR
- France
- Prior art keywords
- roller bit
- soil drilling
- drilling
- soil
- bit
- 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
- E21B10/02—Core bits
- E21B10/06—Roller core bits
-
- 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
- E21B10/02—Core bits
- E21B10/04—Core bits with core destroying means
-
- 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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR837533A FR1273460A (en) | 1960-09-01 | 1960-09-01 | Roller bit for soil drilling |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR837533A FR1273460A (en) | 1960-09-01 | 1960-09-01 | Roller bit for soil drilling |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1273460A true FR1273460A (en) | 1961-10-13 |
Family
ID=8738310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR837533A Expired FR1273460A (en) | 1960-09-01 | 1960-09-01 | Roller bit for soil drilling |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1273460A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3134447A (en) * | 1962-01-31 | 1964-05-26 | Hughes Tool Co | Rolling cone rock bit with wraparound spearpoints |
FR2530722A1 (en) * | 1982-07-20 | 1984-01-27 | Sumitomo Metal Mining Co | DRILL BIT WITH CENTER KNIFE |
US5695019A (en) * | 1995-08-23 | 1997-12-09 | Dresser Industries, Inc. | Rotary cone drill bit with truncated rolling cone cutters and dome area cutter inserts |
-
1960
- 1960-09-01 FR FR837533A patent/FR1273460A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3134447A (en) * | 1962-01-31 | 1964-05-26 | Hughes Tool Co | Rolling cone rock bit with wraparound spearpoints |
FR2530722A1 (en) * | 1982-07-20 | 1984-01-27 | Sumitomo Metal Mining Co | DRILL BIT WITH CENTER KNIFE |
DE3314583A1 (en) * | 1982-07-20 | 1984-02-09 | Sumitomo Metal Mining Co. Ltd., Tokyo | Drilling bit |
US5695019A (en) * | 1995-08-23 | 1997-12-09 | Dresser Industries, Inc. | Rotary cone drill bit with truncated rolling cone cutters and dome area cutter inserts |
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