CH408840A - Gesteinsbohrvorrichtung - Google Patents
GesteinsbohrvorrichtungInfo
- Publication number
- CH408840A CH408840A CH493662A CH493662A CH408840A CH 408840 A CH408840 A CH 408840A CH 493662 A CH493662 A CH 493662A CH 493662 A CH493662 A CH 493662A CH 408840 A CH408840 A CH 408840A
- Authority
- CH
- Switzerland
- Prior art keywords
- drilling device
- rock drilling
- rock
- drilling
- Prior art date
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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
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)
- Percussive Tools And Related Accessories (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE510261 | 1961-05-15 | ||
SE1286561 | 1961-12-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH408840A true CH408840A (de) | 1966-03-15 |
Family
ID=26654598
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH493662A CH408840A (de) | 1961-05-15 | 1962-04-19 | Gesteinsbohrvorrichtung |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE616710A (fr) |
CH (1) | CH408840A (fr) |
GB (1) | GB975533A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5967693A (en) * | 1997-06-09 | 1999-10-19 | Clark Equipment Company | Adapters for auger drive shaft |
-
1962
- 1962-03-26 GB GB11379/62A patent/GB975533A/en not_active Expired
- 1962-04-19 CH CH493662A patent/CH408840A/de unknown
- 1962-04-20 BE BE616710A patent/BE616710A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
GB975533A (en) | 1964-11-18 |
BE616710A (fr) | 1962-08-16 |
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