ATE383494T1 - Bohrmeissel - Google Patents

Bohrmeissel

Info

Publication number
ATE383494T1
ATE383494T1 AT05754928T AT05754928T ATE383494T1 AT E383494 T1 ATE383494 T1 AT E383494T1 AT 05754928 T AT05754928 T AT 05754928T AT 05754928 T AT05754928 T AT 05754928T AT E383494 T1 ATE383494 T1 AT E383494T1
Authority
AT
Austria
Prior art keywords
bit face
slot
bit
liquid delivery
face
Prior art date
Application number
AT05754928T
Other languages
English (en)
Inventor
Goeran Larbo
Original Assignee
Atlas Copco Rocktech 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 Atlas Copco Rocktech Ab filed Critical Atlas Copco Rocktech Ab
Application granted granted Critical
Publication of ATE383494T1 publication Critical patent/ATE383494T1/de

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
    • E21B10/00—Drill bits
    • E21B10/02—Core bits
    • 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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/605—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a core-bit

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
  • Pens And Brushes (AREA)
  • Surgical Instruments (AREA)
  • Holo Graphy (AREA)
AT05754928T 2004-07-01 2005-06-22 Bohrmeissel ATE383494T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0401703A SE528656C2 (sv) 2004-07-01 2004-07-01 Borrkrona

Publications (1)

Publication Number Publication Date
ATE383494T1 true ATE383494T1 (de) 2008-01-15

Family

ID=32733728

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05754928T ATE383494T1 (de) 2004-07-01 2005-06-22 Bohrmeissel

Country Status (11)

Country Link
US (1) US7878271B2 (de)
EP (1) EP1774132B1 (de)
AT (1) ATE383494T1 (de)
AU (1) AU2005260191B2 (de)
CA (1) CA2571595C (de)
DE (1) DE602005004295T2 (de)
ES (1) ES2299046T3 (de)
RU (1) RU2389861C2 (de)
SE (1) SE528656C2 (de)
WO (1) WO2006004494A1 (de)
ZA (1) ZA200700534B (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7628228B2 (en) 2006-12-14 2009-12-08 Longyear Tm, Inc. Core drill bit with extended crown height
US9279292B2 (en) 2013-11-20 2016-03-08 Longyear Tm, Inc. Drill bits having flushing and systems for using same
US9500036B2 (en) 2006-12-14 2016-11-22 Longyear Tm, Inc. Single-waterway drill bits and systems for using same
US9506298B2 (en) 2013-11-20 2016-11-29 Longyear Tm, Inc. Drill bits having blind-hole flushing and systems for using same
US8459381B2 (en) 2006-12-14 2013-06-11 Longyear Tm, Inc. Drill bits with axially-tapered waterways
CA2698169C (en) * 2007-09-05 2015-02-03 Groupe Fordia Inc. Drill bit
BRPI1014429A2 (pt) * 2009-08-14 2016-04-12 Longyear Tm Inc broca de perfuracao, e, metodo para formar uma broca de perfuracao
US8590646B2 (en) 2009-09-22 2013-11-26 Longyear Tm, Inc. Impregnated cutting elements with large abrasive cutting media and methods of making and using the same
US8657894B2 (en) 2011-04-15 2014-02-25 Longyear Tm, Inc. Use of resonant mixing to produce impregnated bits
RU2473773C1 (ru) * 2011-09-26 2013-01-27 Николай Митрофанович Панин Алмазная буровая коронка
CN102701577B (zh) * 2012-05-09 2014-09-17 李富业 一种平板玻璃钻孔的钻头机构
US20160273272A1 (en) * 2012-12-17 2016-09-22 Groupe Fordia Inc. Drill bit
CN103352660B (zh) * 2013-07-26 2015-07-01 长沙锐合钻石工具有限公司 一种半漏斗型水口双层水槽孕镶金刚石钻头
CN105874144A (zh) * 2013-12-30 2016-08-17 长年Tm公司 无排水沟或单个排水沟钻头以及使用这些钻头的系统和方法
EP3129576A4 (de) * 2014-04-07 2018-03-07 Longyear TM, Inc. Bohrmeissel mit einzelnem wasserweg und system zur verwendung davon
CN103963173B (zh) * 2014-05-20 2015-12-30 江苏锋泰工具有限公司 高强度可持续利用金刚石薄壁钻
CN103950115B (zh) * 2014-05-20 2016-01-06 江苏锋泰工具有限公司 高强度可持续利用金刚石薄壁钻的制造方法
CA3143814A1 (en) 2015-01-12 2016-07-21 Longyear Tm, Inc. Drilling tools having matrices with carbide-forming alloys, and methods of making and using same
EP3265639B1 (de) 2015-03-05 2023-11-08 Longyear TM, Inc. Bohrmeissel mit spülung
JP6708509B2 (ja) * 2016-07-27 2020-06-10 株式会社ミヤナガ 穿孔作業方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2996061A (en) * 1959-01-26 1961-08-15 Super Cut Abrasive diamond core drill
CA948181A (en) * 1971-02-12 1974-05-28 Lionel Lavallee Diamond drills
US4189015A (en) 1978-08-21 1980-02-19 Acker Drill Company, Inc. Drill bits for obtaining core samples
SU1086112A1 (ru) 1983-03-24 1984-04-15 Специальное Конструкторское Бюро Всесоюзного Промышленного Объединения "Союзгеотехника" Бурова коронка

Also Published As

Publication number Publication date
RU2389861C2 (ru) 2010-05-20
WO2006004494A1 (en) 2006-01-12
AU2005260191A1 (en) 2006-01-12
RU2007103666A (ru) 2008-09-10
DE602005004295D1 (de) 2008-02-21
DE602005004295T2 (de) 2009-01-08
SE528656C2 (sv) 2007-01-16
EP1774132A1 (de) 2007-04-18
AU2005260191B2 (en) 2010-04-29
CA2571595C (en) 2013-02-26
ZA200700534B (en) 2008-09-25
SE0401703L (sv) 2006-01-02
EP1774132B1 (de) 2008-01-09
US20070246266A1 (en) 2007-10-25
US7878271B2 (en) 2011-02-01
SE0401703D0 (sv) 2004-07-01
ES2299046T3 (es) 2008-05-16
CA2571595A1 (en) 2006-01-12

Similar Documents

Publication Publication Date Title
ATE383494T1 (de) Bohrmeissel
GB2431954A (en) Drill bit assembly
NO20054695L (no) Fremgangsmate og apparat for boring av et borehull med en borehullforing
GB2381018A (en) Method of dynamically controlling bottom hole circulation pressure in a wellbore
MY145240A (en) Wellbore fluids for casing drilling
EA201070265A1 (ru) Способ управления калибрующим элементом бурового долота и буровое долото
EP2450525A3 (de) Erdbohrmeißel mit Verrohrungsaufbaufunktion, Schneidelemente dafür und Verwendungsverfahren
WO2009124051A3 (en) Down-the-hole drill drive coupling
MY158924A (en) Packer
DE602004014406D1 (de) Gesteinsbohrer
ATE403061T1 (de) Richtungsbohrgerät
MY148057A (en) Method of completing a well with sand screens
WO2010025313A4 (en) Drilling out casing bits with other casing bits
MX2021008377A (es) Ensamblaje de corte para dispositivo de perforacion.
CN203175461U (zh) 新型孔内排渣封堵装置
CA2486611A1 (en) Drill bit
EA200300608A1 (ru) Буровое долото
GB2385873A (en) Wellhead assembly for injecting a fluid
WO2003046329A3 (en) A wellhead assembly for communicating with the casing hanger annulus
GB2438554A (en) Radial expansion of a wellbore casing against a formation
NO20084782L (no) Dispersiv borefluid uten stigeror
MX340650B (es) Broca.
AU2003251830A1 (en) Downhole drill string having a collapsible subassembly
GB2441928A (en) Drill cuttings re-injection system
CA2597563A1 (en) One trip cemented expandable monobore liner system and method

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties