SE512383C3 - Borrverktyg foer att borra ett haal framfoer ett foderroer rymmarorgan och baselement foer anvaendning i borrverktyget - Google Patents

Borrverktyg foer att borra ett haal framfoer ett foderroer rymmarorgan och baselement foer anvaendning i borrverktyget

Info

Publication number
SE512383C3
SE512383C3 SE9702898A SE9702898A SE512383C3 SE 512383 C3 SE512383 C3 SE 512383C3 SE 9702898 A SE9702898 A SE 9702898A SE 9702898 A SE9702898 A SE 9702898A SE 512383 C3 SE512383 C3 SE 512383C3
Authority
SE
Sweden
Prior art keywords
drilling tool
escape
base element
shaft
pilot
Prior art date
Application number
SE9702898A
Other languages
English (en)
Swedish (sv)
Other versions
SE9702898L (sv
SE512383C2 (sv
SE9702898D0 (sv
Inventor
Bengt Aasberg
Original Assignee
Sandvik Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sandvik Ab filed Critical Sandvik Ab
Priority to SE9702898A priority Critical patent/SE512383C3/sv
Publication of SE9702898D0 publication Critical patent/SE9702898D0/xx
Priority to CA002298656A priority patent/CA2298656C/en
Priority to PCT/SE1998/001418 priority patent/WO1999007977A1/en
Priority to JP2000506441A priority patent/JP4091249B2/ja
Priority to AU85651/98A priority patent/AU8565198A/en
Priority to EP98936774A priority patent/EP1012436B1/de
Priority to DE69822645T priority patent/DE69822645D1/de
Priority to US09/131,419 priority patent/US6076618A/en
Publication of SE9702898L publication Critical patent/SE9702898L/
Publication of SE512383C2 publication Critical patent/SE512383C2/sv
Publication of SE512383C3 publication Critical patent/SE512383C3/sv

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
    • 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
    • E21B7/208—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes using down-hole drives
    • 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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/265—Bi-center drill bits, i.e. an integral bit and eccentric reamer used to simultaneously drill and underream the hole
    • 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)
SE9702898A 1997-08-08 1997-08-08 Borrverktyg foer att borra ett haal framfoer ett foderroer rymmarorgan och baselement foer anvaendning i borrverktyget SE512383C3 (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE9702898A SE512383C3 (sv) 1997-08-08 1997-08-08 Borrverktyg foer att borra ett haal framfoer ett foderroer rymmarorgan och baselement foer anvaendning i borrverktyget
DE69822645T DE69822645D1 (de) 1997-08-08 1998-07-28 Bohrwerkzeug bestehend aus grundkörper und räumer
CA002298656A CA2298656C (en) 1997-08-08 1998-07-28 Drilling tool for down-the-hole drilling, reamer means and body element for use in the tool
PCT/SE1998/001418 WO1999007977A1 (en) 1997-08-08 1998-07-28 Drilling tool for down-the-hole drilling, reamer means and body element for use in the tool
JP2000506441A JP4091249B2 (ja) 1997-08-08 1998-07-28 ダウンホール掘削用の掘削工具、リーマー手段、及びその工具に使用するボデー要素
AU85651/98A AU8565198A (en) 1997-08-08 1998-07-28 Drilling tool for down-the-hole drilling, reamer means and body element for use in the tool
EP98936774A EP1012436B1 (de) 1997-08-08 1998-07-28 Bohrwerkzeug bestehend aus grundkörper und räumer
US09/131,419 US6076618A (en) 1997-08-08 1998-08-10 Rock drilling tool with radially extendable two-piece reamer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9702898A SE512383C3 (sv) 1997-08-08 1997-08-08 Borrverktyg foer att borra ett haal framfoer ett foderroer rymmarorgan och baselement foer anvaendning i borrverktyget

Publications (4)

Publication Number Publication Date
SE9702898D0 SE9702898D0 (sv) 1997-08-08
SE9702898L SE9702898L (sv) 1999-02-09
SE512383C2 SE512383C2 (sv) 2000-03-06
SE512383C3 true SE512383C3 (sv) 2000-04-03

Family

ID=20407897

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9702898A SE512383C3 (sv) 1997-08-08 1997-08-08 Borrverktyg foer att borra ett haal framfoer ett foderroer rymmarorgan och baselement foer anvaendning i borrverktyget

Country Status (8)

Country Link
US (1) US6076618A (de)
EP (1) EP1012436B1 (de)
JP (1) JP4091249B2 (de)
AU (1) AU8565198A (de)
CA (1) CA2298656C (de)
DE (1) DE69822645D1 (de)
SE (1) SE512383C3 (de)
WO (1) WO1999007977A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6607046B1 (en) * 1999-11-12 2003-08-19 Shell Oil Company Expandable drill bit
GB0009834D0 (en) * 2000-04-25 2000-06-07 Brit Bit Limited Expandable bit
GB2365888B (en) * 2000-08-11 2002-07-24 Renovus Ltd Drilling apparatus
SE519312C2 (sv) * 2001-06-26 2003-02-11 Sandvik Ab Bergborrverktyg för slående borrning samt ringborrkrona och borradapter avsedda att ingå i borrverktyget
US7775287B2 (en) 2006-12-12 2010-08-17 Baker Hughes Incorporated Methods of attaching a shank to a body of an earth-boring drilling tool, and tools formed by such methods
FI20070540A0 (fi) * 2007-07-10 2007-07-10 Robit Rocktools Ltd Teräsovitelma
CN102226376B (zh) * 2011-05-31 2013-10-02 廊坊华元机电工程有限公司 互锁式对接钻头
US10301880B2 (en) * 2015-09-25 2019-05-28 Radius Hdd Direct, Llc Over-bit reamer
GB2569330B (en) 2017-12-13 2021-01-06 Nov Downhole Eurasia Ltd Downhole devices and associated apparatus and methods
SE543092C2 (en) * 2018-05-21 2020-10-06 Epiroc Rock Drills Ab System for drill bit change in a drilling rig, drilling rig comprising such a system, and a method for changing drill bits using such a system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3416616A (en) * 1967-03-01 1968-12-17 Skanska Cementgjuteriet Ab Deep drills with eccentric bits
SE8901199L (sv) * 1989-04-05 1990-10-06 Uniroc Ab Excentrisk borrkrona
SE8901200L (sv) * 1989-04-05 1990-10-06 Uniroc Ab Anordning foer spolning av en borrkrona
SE467632B (sv) * 1990-01-17 1992-08-17 Uniroc Ab Borrverktyg foer slaaende och roterande borrning under samtidig neddrivning av ett foderroer
SE503324C2 (sv) * 1990-02-19 1996-05-28 Sandvik Ab Borrverktyg för sänkborrning, med central pilotkrona
US5009271A (en) * 1990-07-16 1991-04-23 Milan Maric Drill assembly

Also Published As

Publication number Publication date
EP1012436A1 (de) 2000-06-28
SE9702898L (sv) 1999-02-09
CA2298656A1 (en) 1999-02-18
EP1012436B1 (de) 2004-03-24
AU8565198A (en) 1999-03-01
SE512383C2 (sv) 2000-03-06
WO1999007977A1 (en) 1999-02-18
US6076618A (en) 2000-06-20
SE9702898D0 (sv) 1997-08-08
JP4091249B2 (ja) 2008-05-28
DE69822645D1 (de) 2004-04-29
CA2298656C (en) 2006-11-14
JP2001512799A (ja) 2001-08-28

Similar Documents

Publication Publication Date Title
US6102486A (en) Frustum cutting bit arrangement
US4408669A (en) Means for drilling
US4962822A (en) Downhole drill bit and bit coupling
RU2068068C1 (ru) Расширитель скважины
FI95618C (fi) Porauslaitteisto
US4136748A (en) Roller-type rock bit and bearing arrangement therefor
EP1817127B1 (de) Eine schneidwerkzeuganordnung und ein schneidkopf dafür
US3833077A (en) Diamond drills
KR20090118926A (ko) 잠금 부재를 갖는 착탈식으로 장착된 자가 클램핑 절삭 헤드를 구비한 회전식 절삭 공구
SE512383C3 (sv) Borrverktyg foer att borra ett haal framfoer ett foderroer rymmarorgan och baselement foer anvaendning i borrverktyget
CN1272809A (zh) 轴柄装卸构造
CA2749221C (en) Thrust bearing assembly for a wireline-operated directional core barrel drill
CA2597163A1 (en) Drill head for deep hole machining
US20160243626A1 (en) Guide pad and cutter head for a cutting tool
EP2963237A1 (de) Schneidmeißelhalterung mit verstellbarem Winkel
EP2851507B1 (de) Fräser und fräserbaugruppe
RU2005117052A (ru) Буровое шарошечное долото
US5284216A (en) Down-the-hole drill tool for drilling in advance of a casing tube
AU2011101137A4 (en) Thrust bearing assembly for a wireline-operated directional core barrel drill
US3469641A (en) Reaming bit assembly
US20120228035A1 (en) Drilling apparatus
US5497843A (en) Hollow auger head assembly
GB2349658A (en) A replaceable reamer assembly
US2133022A (en) Rotary drill bit
US4625816A (en) Boring drill bit

Legal Events

Date Code Title Description
NUG Patent has lapsed