FR1508961A - Perfectionnement aux outils de forage pour roches très dures - Google Patents
Perfectionnement aux outils de forage pour roches très duresInfo
- Publication number
- FR1508961A FR1508961A FR55895A FR55895A FR1508961A FR 1508961 A FR1508961 A FR 1508961A FR 55895 A FR55895 A FR 55895A FR 55895 A FR55895 A FR 55895A FR 1508961 A FR1508961 A FR 1508961A
- Authority
- FR
- France
- Prior art keywords
- rock drilling
- hard rock
- drilling tools
- further training
- training
- 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
- 239000011435 rock 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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
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 |
---|---|---|---|
FR55895A FR1508961A (fr) | 1966-03-31 | 1966-03-31 | Perfectionnement aux outils de forage pour roches très dures |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR55895A FR1508961A (fr) | 1966-03-31 | 1966-03-31 | Perfectionnement aux outils de forage pour roches très dures |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1508961A true FR1508961A (fr) | 1968-01-12 |
Family
ID=8605238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR55895A Expired FR1508961A (fr) | 1966-03-31 | 1966-03-31 | Perfectionnement aux outils de forage pour roches très dures |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1508961A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3693735A (en) * | 1969-09-29 | 1972-09-26 | Petroles Cie Francaise | Drilling tool with elements having diamond-studded attack surface |
-
1966
- 1966-03-31 FR FR55895A patent/FR1508961A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3693735A (en) * | 1969-09-29 | 1972-09-26 | Petroles Cie Francaise | Drilling tool with elements having diamond-studded attack surface |
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