SE8901198L - Borrverktyg - Google Patents
BorrverktygInfo
- Publication number
- SE8901198L SE8901198L SE8901198A SE8901198A SE8901198L SE 8901198 L SE8901198 L SE 8901198L SE 8901198 A SE8901198 A SE 8901198A SE 8901198 A SE8901198 A SE 8901198A SE 8901198 L SE8901198 L SE 8901198L
- Authority
- SE
- Sweden
- Prior art keywords
- guide member
- axially
- casing tube
- follower
- drill bit
- Prior art date
Links
- 238000005553 drilling Methods 0.000 title abstract 4
- 230000002093 peripheral effect Effects 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
- E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
- E21B10/327—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools the cutter being pivoted about a longitudinal axis
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/64—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe
- E21B10/66—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe the cutting element movable through the drilling pipe and laterally shiftable
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8901198A SE501988C2 (sv) | 1989-04-05 | 1989-04-05 | Borrverktyg för borrning i jord och övertäckt berg |
DE90850127T DE69004316T2 (de) | 1989-04-05 | 1990-04-03 | Bohrwerkzeug. |
AT90850127T ATE96883T1 (de) | 1989-04-05 | 1990-04-03 | Bohrwerkzeug. |
EP90850127A EP0391873B1 (en) | 1989-04-05 | 1990-04-03 | Drilling tool |
ES199090850127T ES2046770T3 (es) | 1989-04-05 | 1990-04-03 | Herramienta de sondeo. |
US07/503,724 US5009274A (en) | 1989-04-05 | 1990-04-03 | Laterally adjustable drilling tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8901198A SE501988C2 (sv) | 1989-04-05 | 1989-04-05 | Borrverktyg för borrning i jord och övertäckt berg |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8901198D0 SE8901198D0 (sv) | 1989-04-05 |
SE8901198L true SE8901198L (sv) | 1990-10-06 |
SE501988C2 SE501988C2 (sv) | 1995-07-10 |
Family
ID=20375561
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8901198A SE501988C2 (sv) | 1989-04-05 | 1989-04-05 | Borrverktyg för borrning i jord och övertäckt berg |
Country Status (6)
Country | Link |
---|---|
US (1) | US5009274A (sv) |
EP (1) | EP0391873B1 (sv) |
AT (1) | ATE96883T1 (sv) |
DE (1) | DE69004316T2 (sv) |
ES (1) | ES2046770T3 (sv) |
SE (1) | SE501988C2 (sv) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE8901199L (sv) * | 1989-04-05 | 1990-10-06 | Uniroc Ab | Excentrisk borrkrona |
US5839519A (en) * | 1996-11-08 | 1998-11-24 | Sandvik Ab | Methods and apparatus for attaching a casing to a drill bit in overburden drilling equipment |
US6112835A (en) * | 1998-07-23 | 2000-09-05 | Sandvik Ab | Drilling apparatus having a radially displaceable reamer |
WO2000031373A1 (en) * | 1998-11-23 | 2000-06-02 | Ilomaeki Valto | A method for mounting a casing shoe on a drilling apparatus |
US6394200B1 (en) * | 1999-10-28 | 2002-05-28 | Camco International (U.K.) Limited | Drillout bi-center bit |
EP1270868B1 (en) * | 1999-10-28 | 2005-09-14 | Camco International (UK) Limited | A bi-centre bit for drilling out through a casing shoe |
US6607046B1 (en) * | 1999-11-12 | 2003-08-19 | Shell Oil Company | Expandable drill bit |
US6810971B1 (en) | 2002-02-08 | 2004-11-02 | Hard Rock Drilling & Fabrication, L.L.C. | Steerable horizontal subterranean drill bit |
US6814168B2 (en) | 2002-02-08 | 2004-11-09 | Hard Rock Drilling & Fabrication, L.L.C. | Steerable horizontal subterranean drill bit having elevated wear protector receptacles |
US6827159B2 (en) | 2002-02-08 | 2004-12-07 | Hard Rock Drilling & Fabrication, L.L.C. | Steerable horizontal subterranean drill bit having an offset drilling fluid seal |
DE102005046495B4 (de) * | 2005-09-29 | 2015-07-30 | Minova International Ltd. | Bohrvorrichtung zur Erstellung verrohrter Bohrlöcher |
DE102008028997B4 (de) | 2008-06-20 | 2012-03-01 | Dr. Sven Becker und Dr. Michael Bahns GbR (vertretungsberechtigter Gesellschafter: Dr. Sven Becker, 30655 Hannover) | Bohrverfahren und Bohrgerät zur Herstellung eines Bohrlochs in Erde und Gestein |
SE536651C2 (sv) | 2010-11-17 | 2014-04-29 | Atlas Copco Rock Drills Ab | Förfarande, system och bergborrningssystem för installationav rör vid bergborrning |
EP2597249B1 (de) * | 2011-11-24 | 2014-09-10 | Bauer Spezialtiefbau GmbH | Bohrgerät und Verfahren zum Erstellen einer vertikalen Bohrung |
EP3336301B1 (de) * | 2016-12-19 | 2023-09-13 | BAUER Maschinen GmbH | Drehbohrwerkzeug und verfahren zum erstellen einer bohrung |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA821404A (en) * | 1969-08-26 | Sandvikens Jernverks Aktiebolag | Drill bit with an eccentric cutting edge portion | |
US3416616A (en) * | 1967-03-01 | 1968-12-17 | Skanska Cementgjuteriet Ab | Deep drills with eccentric bits |
SE411139B (sv) * | 1977-04-29 | 1979-12-03 | Sandvik Ab | Anordning for borrning |
DE3024102C2 (de) * | 1980-06-27 | 1982-09-23 | Ing. Günter Klemm, Spezialunternehmen für Bohrtechnik, 5962 Drolshagen | Exzenter-Bohrvorrichtung |
SE454196C (sv) * | 1983-09-23 | 1991-10-24 | Jan Persson | Jord- och bergborrningsanordning foer samtidig borrning och infodring av borrhaalet |
SE458943B (sv) * | 1984-10-10 | 1989-05-22 | Jan Persson | Koppling mellan en borrkrona och borraxel |
SE460141B (sv) * | 1986-02-24 | 1989-09-11 | Santrade Ltd | Borrverktyg foer rotations- och/eller slagborrning innefattande en excentrisk rymmare samt rymmare ingaaende i ett saadant borrverktyg |
SE460300B (sv) * | 1986-10-03 | 1989-09-25 | Loevab Loef Och Oestlund Ab | Roterbart borrverktyg med upprymningsdel till en saenkborrmaskin |
-
1989
- 1989-04-05 SE SE8901198A patent/SE501988C2/sv unknown
-
1990
- 1990-04-03 DE DE90850127T patent/DE69004316T2/de not_active Expired - Fee Related
- 1990-04-03 AT AT90850127T patent/ATE96883T1/de active
- 1990-04-03 EP EP90850127A patent/EP0391873B1/en not_active Expired - Lifetime
- 1990-04-03 US US07/503,724 patent/US5009274A/en not_active Expired - Lifetime
- 1990-04-03 ES ES199090850127T patent/ES2046770T3/es not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
SE8901198D0 (sv) | 1989-04-05 |
US5009274A (en) | 1991-04-23 |
SE501988C2 (sv) | 1995-07-10 |
ATE96883T1 (de) | 1993-11-15 |
EP0391873B1 (en) | 1993-11-03 |
EP0391873A2 (en) | 1990-10-10 |
EP0391873A3 (en) | 1991-04-03 |
DE69004316T2 (de) | 1994-03-24 |
ES2046770T3 (es) | 1994-02-01 |
DE69004316D1 (de) | 1993-12-09 |
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