FR2171254A1 - - Google Patents
Info
- Publication number
- FR2171254A1 FR2171254A1 FR7304332A FR7304332A FR2171254A1 FR 2171254 A1 FR2171254 A1 FR 2171254A1 FR 7304332 A FR7304332 A FR 7304332A FR 7304332 A FR7304332 A FR 7304332A FR 2171254 A1 FR2171254 A1 FR 2171254A1
- 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.)
- Granted
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 (bg) | 1972-02-08 | 1972-02-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2171254A1 true FR2171254A1 (bg) | 1973-09-21 |
FR2171254B1 FR2171254B1 (bg) | 1978-12-01 |
Family
ID=20258214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7304332A Expired FR2171254B1 (bg) | 1972-02-08 | 1973-02-07 |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5345765B2 (bg) |
AU (1) | AU470290B2 (bg) |
CA (1) | CA972347A (bg) |
FR (1) | FR2171254B1 (bg) |
GB (1) | GB1357715A (bg) |
SE (1) | SE366368C (bg) |
ZA (1) | ZA73889B (bg) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2361526A1 (fr) * | 1976-08-09 | 1978-03-10 | Joy Mfg Co | Moyens de blocage des tiges d'un engin de forage, ainsi que l'engin de forage perfectionne |
DE2654748A1 (de) | 1976-12-03 | 1978-06-08 | Hausherr & Soehne Maschf | Bohrmaschine, insbesondere zur durchfuehrung von entspannungsbohrungen |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN116615599A (zh) | 2020-12-23 | 2023-08-18 | 安百拓凿岩有限公司 | 工作面钻机中的钻头更换 |
-
1972
- 1972-02-08 SE SE7201454A patent/SE366368C/xx unknown
-
1973
- 1973-02-07 CA CA163,161A patent/CA972347A/en not_active Expired
- 1973-02-07 AU AU51884/73A patent/AU470290B2/en not_active Expired
- 1973-02-07 FR FR7304332A patent/FR2171254B1/fr not_active Expired
- 1973-02-08 ZA ZA730889A patent/ZA73889B/xx unknown
- 1973-02-08 JP JP1605573A patent/JPS5345765B2/ja not_active Expired
- 1973-02-08 GB GB627573A patent/GB1357715A/en not_active Expired
Non-Patent Citations (1)
Title |
---|
NEANT * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2361526A1 (fr) * | 1976-08-09 | 1978-03-10 | Joy Mfg Co | Moyens de blocage des tiges d'un engin de forage, ainsi que l'engin de forage perfectionne |
DE2654748A1 (de) | 1976-12-03 | 1978-06-08 | Hausherr & Soehne Maschf | Bohrmaschine, insbesondere zur durchfuehrung von entspannungsbohrungen |
Also Published As
Publication number | Publication date |
---|---|
JPS4889101A (bg) | 1973-11-21 |
SE366368C (bg) | 1975-08-11 |
FR2171254B1 (bg) | 1978-12-01 |
GB1357715A (en) | 1974-06-26 |
JPS5345765B2 (bg) | 1978-12-08 |
ZA73889B (en) | 1973-11-28 |
CA972347A (en) | 1975-08-05 |
AU470290B2 (en) | 1976-03-11 |
SE366368B (bg) | 1974-04-22 |
AU5188473A (en) | 1974-08-08 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |