FR1089796A - Perfectionnements aux trépans de perforatrices - Google Patents
Perfectionnements aux trépans de perforatricesInfo
- Publication number
- FR1089796A FR1089796A FR1089796DA FR1089796A FR 1089796 A FR1089796 A FR 1089796A FR 1089796D A FR1089796D A FR 1089796DA FR 1089796 A FR1089796 A FR 1089796A
- Authority
- FR
- France
- Prior art keywords
- drill bit
- perforation drill
- perforation
- bit
- drill
- 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
- E21B10/08—Roller bits
- E21B10/18—Roller bits characterised by conduits or nozzles for drilling fluids
-
- 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
- E21B10/20—Roller bits characterised by detachable or adjustable parts, e.g. legs or axles
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 |
---|---|---|---|
GB1089796X | 1953-08-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1089796A true FR1089796A (fr) | 1955-03-22 |
Family
ID=10873285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1089796D Expired FR1089796A (fr) | 1953-08-26 | 1953-12-22 | Perfectionnements aux trépans de perforatrices |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1089796A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2412379A1 (fr) * | 1977-07-22 | 1979-07-20 | Smith International | Procede de fabrication de trepans pour roches, en assemblant par soudage les segments du corps du trepan |
-
1953
- 1953-12-22 FR FR1089796D patent/FR1089796A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2412379A1 (fr) * | 1977-07-22 | 1979-07-20 | Smith International | Procede de fabrication de trepans pour roches, en assemblant par soudage les segments du corps du trepan |
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