BE874985A - Couronne de sondage - Google Patents
Couronne de sondageInfo
- Publication number
- BE874985A BE874985A BE0/194126A BE194126A BE874985A BE 874985 A BE874985 A BE 874985A BE 0/194126 A BE0/194126 A BE 0/194126A BE 194126 A BE194126 A BE 194126A BE 874985 A BE874985 A BE 874985A
- Authority
- BE
- Belgium
- Prior art keywords
- crown
- survey
- survey crown
- Prior art date
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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
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 |
---|---|---|---|
BE0/194126A BE874985A (fr) | 1979-03-21 | 1979-03-21 | Couronne de sondage |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE0/194126A BE874985A (fr) | 1979-03-21 | 1979-03-21 | Couronne de sondage |
BE874985 | 1979-03-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE874985A true BE874985A (fr) | 1979-07-16 |
Family
ID=25651347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE0/194126A BE874985A (fr) | 1979-03-21 | 1979-03-21 | Couronne de sondage |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE874985A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3408092A1 (de) * | 1984-03-05 | 1985-09-19 | Hilti Ag, Schaan | Hohlbohrer |
EP1297928A1 (fr) * | 2001-09-28 | 2003-04-02 | Ehwa Diamond Ind. Co., Ltd. | Outil diamanté |
-
1979
- 1979-03-21 BE BE0/194126A patent/BE874985A/fr unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3408092A1 (de) * | 1984-03-05 | 1985-09-19 | Hilti Ag, Schaan | Hohlbohrer |
EP1297928A1 (fr) * | 2001-09-28 | 2003-04-02 | Ehwa Diamond Ind. Co., Ltd. | Outil diamanté |
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