NL6516019A - - Google Patents
Info
- Publication number
- NL6516019A NL6516019A NL6516019A NL6516019A NL6516019A NL 6516019 A NL6516019 A NL 6516019A NL 6516019 A NL6516019 A NL 6516019A NL 6516019 A NL6516019 A NL 6516019A NL 6516019 A NL6516019 A NL 6516019A
- Authority
- NL
- Netherlands
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
- E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
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 |
|---|---|---|---|
| NL6516019A NL6516019A (de) | 1965-12-09 | 1965-12-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6516019A NL6516019A (de) | 1965-12-09 | 1965-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6516019A true NL6516019A (de) | 1967-06-12 |
Family
ID=19794864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6516019A NL6516019A (de) | 1965-12-09 | 1965-12-09 |
Country Status (1)
| Country | Link |
|---|---|
| NL (1) | NL6516019A (de) |
-
1965
- 1965-12-09 NL NL6516019A patent/NL6516019A/xx unknown