FR2171254B1 - - Google Patents
Info
- Publication number
- FR2171254B1 FR2171254B1 FR7304332A FR7304332A FR2171254B1 FR 2171254 B1 FR2171254 B1 FR 2171254B1 FR 7304332 A FR7304332 A FR 7304332A FR 7304332 A FR7304332 A FR 7304332A FR 2171254 B1 FR2171254 B1 FR 2171254B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/18—Connecting or disconnecting drill bit and drilling pipe
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 |
|---|---|---|---|
| SE7201454A SE366368C (hu) | 1972-02-08 | 1972-02-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2171254A1 FR2171254A1 (hu) | 1973-09-21 |
| FR2171254B1 true FR2171254B1 (hu) | 1978-12-01 |
Family
ID=20258214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7304332A Expired FR2171254B1 (hu) | 1972-02-08 | 1973-02-07 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5345765B2 (hu) |
| AU (1) | AU470290B2 (hu) |
| CA (1) | CA972347A (hu) |
| FR (1) | FR2171254B1 (hu) |
| GB (1) | GB1357715A (hu) |
| SE (1) | SE366368C (hu) |
| ZA (1) | ZA73889B (hu) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4102414A (en) * | 1976-08-09 | 1978-07-25 | Joy Manufacturing Company | Drilling apparatus |
| DE2654748C2 (de) | 1976-12-03 | 1985-11-21 | Rudolf Hausherr & Söhne GmbH & Co KG, 4322 Sprockhövel | Bohrmaschine, insbesondere zur Durchführung von Entspannungsbohrungen |
| FI121437B (fi) * | 2008-06-23 | 2010-11-15 | Sandvik Mining & Constr Oy | Kallionporausyksikkö, porakruunun vaihdin, sekä menetelmä porakruunun vaihtamiseksi |
| FI121438B (fi) * | 2008-06-23 | 2010-11-15 | Sandvik Mining & Constr Oy | Porakruunumakasiini, porakruununpidin sekä menetelmä porakruunun vaihtamiseksi kallionporauslaitteessa |
| TWI549847B (zh) * | 2015-02-16 | 2016-09-21 | Fran Wheel Entpr Co Ltd | A baby carriage with an auxiliary wheel device |
| AU2017200871B2 (en) * | 2016-02-12 | 2022-01-27 | Joy Global Surface Mining Inc | Bit change mechanism for a drill rig |
| EP4267830A2 (en) | 2020-12-23 | 2023-11-01 | Epiroc Rock Drills Aktiebolag | Drill bit change in face drill rig |
| CN114753837A (zh) * | 2022-03-23 | 2022-07-15 | 董新红 | 一种金属矿石开采用掘进机 |
-
1972
- 1972-02-08 SE SE7201454A patent/SE366368C/xx unknown
-
1973
- 1973-02-07 AU AU51884/73A patent/AU470290B2/en not_active Expired
- 1973-02-07 FR FR7304332A patent/FR2171254B1/fr not_active Expired
- 1973-02-07 CA CA163,161A patent/CA972347A/en not_active Expired
- 1973-02-08 GB GB627573A patent/GB1357715A/en not_active Expired
- 1973-02-08 JP JP1605573A patent/JPS5345765B2/ja not_active Expired
- 1973-02-08 ZA ZA730889A patent/ZA73889B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU5188473A (en) | 1974-08-08 |
| AU470290B2 (en) | 1976-03-11 |
| CA972347A (en) | 1975-08-05 |
| GB1357715A (en) | 1974-06-26 |
| JPS5345765B2 (hu) | 1978-12-08 |
| ZA73889B (en) | 1973-11-28 |
| JPS4889101A (hu) | 1973-11-21 |
| FR2171254A1 (hu) | 1973-09-21 |
| SE366368C (hu) | 1975-08-11 |
| SE366368B (hu) | 1974-04-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |