CH419025A - Trépan perforateur creux à percussion - Google Patents
Trépan perforateur creux à percussionInfo
- Publication number
- CH419025A CH419025A CH1066364A CH1066364A CH419025A CH 419025 A CH419025 A CH 419025A CH 1066364 A CH1066364 A CH 1066364A CH 1066364 A CH1066364 A CH 1066364A CH 419025 A CH419025 A CH 419025A
- Authority
- CH
- Switzerland
- Prior art keywords
- drill bit
- hammer drill
- hollow hammer
- hollow
- bit
- Prior art date
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 |
---|---|---|---|
GB1550663A GB1071418A (en) | 1963-08-19 | 1963-08-19 | Improvements in rock-drilling tools |
Publications (1)
Publication Number | Publication Date |
---|---|
CH419025A true CH419025A (fr) | 1966-08-31 |
Family
ID=10060337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1066364A CH419025A (fr) | 1963-08-19 | 1964-08-14 | Trépan perforateur creux à percussion |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE651905A (fr) |
CH (1) | CH419025A (fr) |
FR (1) | FR1411867A (fr) |
GB (1) | GB1071418A (fr) |
NL (1) | NL6409493A (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4022285A (en) * | 1976-03-11 | 1977-05-10 | Frank Donald D | Drill bit with suction and method of dry drilling with liquid column |
ZA7891B (en) * | 1978-01-06 | 1979-08-29 | Boart Int Ltd | Down-the-hole drilling |
US4299298A (en) * | 1979-01-12 | 1981-11-10 | Boart International Limited | Down-the-hole drilling |
FR2534308A1 (fr) * | 1982-10-12 | 1984-04-13 | Manche Atel Chantiers | Procede et dispositif pour le forage et le percage de materiaux solides |
FR2538442B1 (fr) * | 1982-12-23 | 1986-02-28 | Charbonnages De France | Taillant pour foration rotative assistee par jet |
EP0141117B2 (fr) * | 1983-08-31 | 1993-09-22 | Schwarz, Günter | Procédé pour forer un fond de gravier ou de roche et foret pour sa mise en oevre |
US5029657A (en) * | 1989-11-14 | 1991-07-09 | Arthur Mahar | Rock drill bit |
EP0434009A1 (fr) * | 1989-12-20 | 1991-06-26 | Schwarz, Günter | Trepan et procédé de forage |
US6540034B1 (en) | 2000-04-29 | 2003-04-01 | Westerngeco L.L.C. | Portable seismic shothole drilling system |
JP3961959B2 (ja) | 2001-05-17 | 2007-08-22 | アトラス・コプコ・マイ・ゲーエムベーハー | ドリルビット |
FI128986B (en) * | 2017-03-01 | 2021-04-30 | Robit Oyj | DRILLING FOR SLOW DRILLING, DRILLING COMPOSITION, AND PROCEDURES FOR PRODUCING SUCH DRILLING BET |
CN108612480B (zh) * | 2018-06-29 | 2024-06-18 | 中国石油天然气集团有限公司 | 一种涡流脉冲冲击钻头 |
-
1963
- 1963-08-19 GB GB1550663A patent/GB1071418A/en not_active Expired
-
1964
- 1964-08-13 FR FR1411867A patent/FR1411867A/fr not_active Expired
- 1964-08-14 CH CH1066364A patent/CH419025A/fr unknown
- 1964-08-17 BE BE651905D patent/BE651905A/xx unknown
- 1964-08-18 NL NL6409493A patent/NL6409493A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
GB1071418A (en) | 1967-06-07 |
FR1411867A (fr) | 1965-09-24 |
BE651905A (fr) | 1964-12-16 |
NL6409493A (fr) | 1965-02-22 |
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