SE461926B - Ringformig lufthammaranordning - Google Patents
Ringformig lufthammaranordningInfo
- Publication number
- SE461926B SE461926B SE8603835A SE8603835A SE461926B SE 461926 B SE461926 B SE 461926B SE 8603835 A SE8603835 A SE 8603835A SE 8603835 A SE8603835 A SE 8603835A SE 461926 B SE461926 B SE 461926B
- Authority
- SE
- Sweden
- Prior art keywords
- hammer
- chamber
- housing
- drilling
- return
- Prior art date
Links
- 238000005553 drilling Methods 0.000 claims description 32
- 238000009527 percussion Methods 0.000 claims description 6
- 239000011435 rock Substances 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
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 |
---|---|
SE8603835D0 SE8603835D0 (sv) | 1986-09-12 |
SE8603835L SE8603835L (sv) | 1987-03-17 |
SE461926B true SE461926B (sv) | 1990-04-09 |
Family
ID=21197934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8603835A SE461926B (sv) | 1985-09-16 | 1986-09-12 | Ringformig lufthammaranordning |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS6299592A (fi) |
CA (1) | CA1260454A (fi) |
DE (1) | DE3628920A1 (fi) |
FI (1) | FI863725A (fi) |
FR (1) | FR2587407B1 (fi) |
GB (1) | GB2180279B (fi) |
SE (1) | SE461926B (fi) |
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 JP21283186A patent/JPS6299592A/ja active Pending
- 1986-09-12 SE SE8603835A patent/SE461926B/sv not_active Application Discontinuation
- 1986-09-15 FR FR8612875A patent/FR2587407B1/fr not_active Expired
- 1986-09-15 FI FI863725A patent/FI863725A/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPS6299592A (ja) | 1987-05-09 |
FI863725A (fi) | 1987-03-17 |
SE8603835L (sv) | 1987-03-17 |
DE3628920C2 (fi) | 1989-06-22 |
FR2587407B1 (fr) | 1989-06-09 |
CA1260454A (en) | 1989-09-26 |
FR2587407A1 (fr) | 1987-03-20 |
FI863725A0 (fi) | 1986-09-15 |
GB2180279A (en) | 1987-03-25 |
SE8603835D0 (sv) | 1986-09-12 |
DE3628920A1 (de) | 1987-03-26 |
GB8620689D0 (en) | 1986-10-08 |
GB2180279B (en) | 1988-08-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
Ref document number: 8603835-3 Effective date: 19900409 |