FI863725L - Ringformad lufthammaranordning foer borrande av haol. - Google Patents
Ringformad lufthammaranordning foer borrande av haol. Download PDFInfo
- Publication number
- FI863725L FI863725L FI863725A FI863725A FI863725L FI 863725 L FI863725 L FI 863725L FI 863725 A FI863725 A FI 863725A FI 863725 A FI863725 A FI 863725A FI 863725 L FI863725 L FI 863725L
- Authority
- FI
- Finland
- Prior art keywords
- ringformad
- lufthammaranordning
- borrande
- haol
- foer
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
-
- 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/06—Down-hole impacting means, e.g. hammers
- E21B4/14—Fluid operated hammers
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)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU3955105 | 1985-09-16 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI863725A0 FI863725A0 (fi) | 1986-09-15 |
| FI863725A7 FI863725A7 (fi) | 1987-03-17 |
| FI863725L true FI863725L (fi) | 1987-03-17 |
Family
ID=21197934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI863725A FI863725L (fi) | 1985-09-16 | 1986-09-15 | Ringformad lufthammaranordning foer borrande av haol. |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS6299592A (esLanguage) |
| CA (1) | CA1260454A (esLanguage) |
| DE (1) | DE3628920A1 (esLanguage) |
| FI (1) | FI863725L (esLanguage) |
| FR (1) | FR2587407B1 (esLanguage) |
| GB (1) | GB2180279B (esLanguage) |
| SE (1) | SE461926B (esLanguage) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827918B (zh) * | 2020-07-23 | 2022-07-26 | 北京大地高科地质勘查有限公司 | 一种用于大口径气动潜孔锤反循环钻井工艺的新型封堵器 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2854461C2 (de) * | 1978-12-16 | 1983-03-10 | Wirth Maschinen- und Bohrgeräte-Fabrik GmbH, 5140 Erkelenz | Versenkbohrhammer |
| US4509606A (en) * | 1980-10-29 | 1985-04-09 | Walker-Neer Manufacturing Co., Inc. | Axial return hammer |
| SU1133388A1 (ru) * | 1983-06-07 | 1985-01-07 | Институт Горного Дела Со Ан Ссср | Пневмоударник дл бурени скважин |
-
1986
- 1986-08-19 CA CA000516315A patent/CA1260454A/en not_active Expired
- 1986-08-26 DE DE19863628920 patent/DE3628920A1/de active Granted
- 1986-08-27 GB GB08620689A patent/GB2180279B/en not_active Expired
- 1986-09-11 JP JP61212831A patent/JPS6299592A/ja active Pending
- 1986-09-12 SE SE8603835A patent/SE461926B/sv not_active Application Discontinuation
- 1986-09-15 FI FI863725A patent/FI863725L/fi not_active Application Discontinuation
- 1986-09-15 FR FR8612875A patent/FR2587407B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE8603835L (sv) | 1987-03-17 |
| FR2587407A1 (fr) | 1987-03-20 |
| JPS6299592A (ja) | 1987-05-09 |
| DE3628920A1 (de) | 1987-03-26 |
| GB2180279B (en) | 1988-08-17 |
| FI863725A7 (fi) | 1987-03-17 |
| FR2587407B1 (fr) | 1989-06-09 |
| GB8620689D0 (en) | 1986-10-08 |
| SE8603835D0 (sv) | 1986-09-12 |
| SE461926B (sv) | 1990-04-09 |
| GB2180279A (en) | 1987-03-25 |
| FI863725A0 (fi) | 1986-09-15 |
| CA1260454A (en) | 1989-09-26 |
| DE3628920C2 (esLanguage) | 1989-06-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA | Application withdrawn [patent] |
Owner name: SPETSIALNOE KONSTRUKTORSKOE BJURO Owner name: INSTITUT GORNOGO DELA SIBIRSKOGO |