SE301620B - - Google Patents
Info
- Publication number
- SE301620B SE301620B SE265459A SE265459A SE301620B SE 301620 B SE301620 B SE 301620B SE 265459 A SE265459 A SE 265459A SE 265459 A SE265459 A SE 265459A SE 301620 B SE301620 B SE 301620B
- Authority
- SE
- Sweden
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
- E21B10/58—Chisel-type 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)
- Earth Drilling (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE265459A SE301620B (forum.php) | 1959-03-19 | 1959-03-19 | |
| GB970960A GB948000A (en) | 1959-03-19 | 1960-03-18 | Drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE265459A SE301620B (forum.php) | 1959-03-19 | 1959-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE301620B true SE301620B (forum.php) | 1968-06-17 |
Family
ID=20260392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE265459A SE301620B (forum.php) | 1959-03-19 | 1959-03-19 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB948000A (forum.php) |
| SE (1) | SE301620B (forum.php) |
-
1959
- 1959-03-19 SE SE265459A patent/SE301620B/xx unknown
-
1960
- 1960-03-18 GB GB970960A patent/GB948000A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB948000A (en) | 1964-01-29 |