BE724308A - - Google Patents
Info
- Publication number
- BE724308A BE724308A BE724308DA BE724308A BE 724308 A BE724308 A BE 724308A BE 724308D A BE724308D A BE 724308DA BE 724308 A BE724308 A BE 724308A
- Authority
- BE
- Belgium
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
- E21B10/36—Percussion drill bits
- E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5404667A GB1181428A (en) | 1967-11-28 | 1967-11-28 | Improvements in or relating to Percussive Drill Bits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE724308A true BE724308A (de) | 1969-05-02 |
Family
ID=10469761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE724308D BE724308A (de) | 1967-11-28 | 1968-11-22 |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT296916B (de) |
| BE (1) | BE724308A (de) |
| DE (1) | DE1811202A1 (de) |
| GB (1) | GB1181428A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2160881A1 (de) * | 1971-11-26 | 1973-07-06 | Wallram Hartmetall Gmbh |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2324857A1 (fr) * | 1975-09-19 | 1977-04-15 | Foraco Forage Rationnel Const | Raccord de couronne de forage et methode de mise en oeuvre en circulation inverse |
| DE2854461C2 (de) * | 1978-12-16 | 1983-03-10 | Wirth Maschinen- und Bohrgeräte-Fabrik GmbH, 5140 Erkelenz | Versenkbohrhammer |
| ZA924617B (en) * | 1991-03-25 | 1994-05-27 | Boart International S A Pty Lt | A percussion drill bit |
| DE4200580A1 (de) * | 1991-09-13 | 1993-03-18 | Hausherr & Soehne Rudolf | Gesteinsbohrkrone |
| KR20210091798A (ko) * | 2018-11-22 | 2021-07-22 | 민콘 인터내셔널 리미티드 | 충격 드릴 공구용 드릴 비트 조립체 |
| WO2021148597A1 (en) * | 2020-01-22 | 2021-07-29 | Sandvik Mining And Construction Tools Ab | Drill bit with directed flushing holes |
-
1967
- 1967-11-28 GB GB5404667A patent/GB1181428A/en not_active Expired
-
1968
- 1968-11-22 BE BE724308D patent/BE724308A/xx unknown
- 1968-11-26 AT AT1146368A patent/AT296916B/de not_active IP Right Cessation
- 1968-11-27 DE DE19681811202 patent/DE1811202A1/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2160881A1 (de) * | 1971-11-26 | 1973-07-06 | Wallram Hartmetall Gmbh |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1181428A (en) | 1970-02-18 |
| DE1811202A1 (de) | 1969-07-17 |
| AT296916B (de) | 1972-03-10 |