SE326128B - - Google Patents
Info
- Publication number
- SE326128B SE326128B SE11899/65A SE1189965A SE326128B SE 326128 B SE326128 B SE 326128B SE 11899/65 A SE11899/65 A SE 11899/65A SE 1189965 A SE1189965 A SE 1189965A SE 326128 B SE326128 B SE 326128B
- 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
- E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
- E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters
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)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES93189A DE1232895B (de) | 1964-09-16 | 1964-09-16 | Meisselrolle zum Abtragen von Gestein |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE326128B true SE326128B (de) | 1970-07-13 |
Family
ID=7517789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE11899/65A SE326128B (de) | 1964-09-16 | 1965-09-13 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT265174B (de) |
| CH (1) | CH462753A (de) |
| DE (1) | DE1232895B (de) |
| NO (1) | NO119018B (de) |
| SE (1) | SE326128B (de) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU150806A1 (ru) * | 1961-04-07 | 1961-11-30 | Е.Б. Алексеев | Буровой станок дл шарошечного бурени скважин |
-
1964
- 1964-09-16 DE DES93189A patent/DE1232895B/de active Pending
-
1965
- 1965-09-10 AT AT828365A patent/AT265174B/de active
- 1965-09-13 CH CH1268885A patent/CH462753A/de unknown
- 1965-09-13 SE SE11899/65A patent/SE326128B/xx unknown
- 1965-09-13 NO NO65159680A patent/NO119018B/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT265174B (de) | 1968-09-25 |
| CH462753A (de) | 1968-09-30 |
| NO119018B (de) | 1970-03-16 |
| DE1232895B (de) | 1967-01-26 |