SE440114B - Bergborr - Google Patents
BergborrInfo
- Publication number
- SE440114B SE440114B SE7811060A SE7811060A SE440114B SE 440114 B SE440114 B SE 440114B SE 7811060 A SE7811060 A SE 7811060A SE 7811060 A SE7811060 A SE 7811060A SE 440114 B SE440114 B SE 440114B
- Authority
- SE
- Sweden
- Prior art keywords
- drilling
- sleeve
- drill bit
- cutting end
- hardness
- Prior art date
Links
- 238000005553 drilling Methods 0.000 claims description 38
- 239000000463 material Substances 0.000 claims description 33
- 230000035939 shock Effects 0.000 claims description 12
- 239000011435 rock Substances 0.000 claims description 9
- 230000000737 periodic effect Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000009527 percussion Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 5
- 235000019738 Limestone Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/24—Drilling using vibrating or oscillating means, e.g. out-of-balance masses
-
- 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
- E21B10/02—Core bits
- E21B10/04—Core bits with core destroying means
-
- 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
-
- 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
- E21B10/40—Percussion drill bits with leading portion
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US84528377A | 1977-10-25 | 1977-10-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7811060L SE7811060L (sv) | 1979-04-26 |
| SE440114B true SE440114B (sv) | 1985-07-15 |
Family
ID=25294856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7811060A SE440114B (sv) | 1977-10-25 | 1978-10-24 | Bergborr |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS54109001A (ja) |
| CA (1) | CA1101408A (ja) |
| DE (1) | DE2846022A1 (ja) |
| FR (1) | FR2412679A1 (ja) |
| GB (1) | GB2006665B (ja) |
| SE (1) | SE440114B (ja) |
| ZA (1) | ZA785434B (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI123572B (fi) * | 2005-10-07 | 2013-07-15 | Sandvik Mining & Constr Oy | Menetelmä ja kallionporauslaite reiän poraamiseksi kallioon |
| CN117646598B (zh) * | 2024-01-30 | 2024-04-12 | 陕西延长石油矿业有限责任公司 | 一种基于矿山的双级钻井装置及其使用方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1928451A (en) * | 1931-12-09 | 1933-09-26 | Hammerberg George | Rotary drill bit |
| GB620004A (en) * | 1947-01-01 | 1949-03-17 | Gen Electric Co Ltd | Improvements in and relating to vibratory tools |
| US2854219A (en) * | 1954-11-22 | 1958-09-30 | Alvin S Macneil | Apparatus for deep well drilling |
| AT242579B (de) * | 1962-11-03 | 1965-09-27 | Artur Fischer | Verfahren zur Herstellung eines Hartmetallbohrers, insbesondere zum Bohren in hartem Material, wie Beton oder Stein |
| FR1374214A (fr) * | 1963-11-15 | 1964-10-02 | Diamant Boart Sa | Procédé et machine de sondage ou de forage d'un sol |
| FR1395215A (fr) * | 1964-04-30 | 1965-04-09 | Gardner Denver Co | Outil de forage et son procédé de fabrication |
| FR1500742A (fr) * | 1966-11-21 | 1967-11-03 | Procédé et appareils de forage par vibrations acoustiques et rotations alternées | |
| AU408715B2 (en) * | 1966-12-02 | 1970-12-04 | ERIC CLIFFORD BRAUMANN, FREDERICK WILLIAM REICHELT and CHARLES BRUCE HOPE | Anew and improved drilling unit |
| DE2558842A1 (de) * | 1975-12-27 | 1977-07-07 | Paul Schmidt | Selbstgetriebenes pneumatisches rammbohrgeraet, insbesondere fuer erdbohrungen |
| DE2642133A1 (de) * | 1976-09-18 | 1978-03-23 | Ruhrkohle Ag | Verfahren zum einbringen von bohrungen, insbesondere im berg- und tunnelbau |
-
1978
- 1978-09-21 CA CA311,735A patent/CA1101408A/en not_active Expired
- 1978-09-25 ZA ZA00785434A patent/ZA785434B/xx unknown
- 1978-10-03 GB GB7839017A patent/GB2006665B/en not_active Expired
- 1978-10-19 FR FR7829819A patent/FR2412679A1/fr active Pending
- 1978-10-23 DE DE19782846022 patent/DE2846022A1/de not_active Withdrawn
- 1978-10-24 SE SE7811060A patent/SE440114B/sv unknown
- 1978-10-25 JP JP13058678A patent/JPS54109001A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ZA785434B (en) | 1979-09-26 |
| CA1101408A (en) | 1981-05-19 |
| SE7811060L (sv) | 1979-04-26 |
| DE2846022A1 (de) | 1979-04-26 |
| JPS54109001A (en) | 1979-08-27 |
| GB2006665B (en) | 1982-07-14 |
| GB2006665A (en) | 1979-05-10 |
| FR2412679A1 (fr) | 1979-07-20 |
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