ZA933482B - Rock drilling device - Google Patents

Rock drilling device

Info

Publication number
ZA933482B
ZA933482B ZA933482A ZA933482A ZA933482B ZA 933482 B ZA933482 B ZA 933482B ZA 933482 A ZA933482 A ZA 933482A ZA 933482 A ZA933482 A ZA 933482A ZA 933482 B ZA933482 B ZA 933482B
Authority
ZA
South Africa
Prior art keywords
drill string
string component
outer tube
supply
drilling machine
Prior art date
Application number
ZA933482A
Other languages
English (en)
Inventor
Berndt Ekwall
Martin Peterson
Kurt Andersson
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
Publication of ZA933482B publication Critical patent/ZA933482B/xx

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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/18—Pipes provided with plural fluid passages

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)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Pyrane Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling Tools (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
ZA933482A 1992-05-19 1993-05-19 Rock drilling device ZA933482B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9201562A SE509633C2 (sv) 1992-05-19 1992-05-19 Borrsträngskomponent för användning vid borrning med vätskedriven sänkborrmaskin

Publications (1)

Publication Number Publication Date
ZA933482B true ZA933482B (en) 1993-12-10

Family

ID=20386274

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA933482A ZA933482B (en) 1992-05-19 1993-05-19 Rock drilling device

Country Status (12)

Country Link
US (1) US5375670A (sv)
EP (1) EP0571346B1 (sv)
JP (1) JP3377552B2 (sv)
CN (1) CN1033659C (sv)
AT (1) ATE142306T1 (sv)
AU (1) AU659731B2 (sv)
CA (1) CA2095906A1 (sv)
DE (1) DE69304417T2 (sv)
ES (1) ES2093397T3 (sv)
FI (1) FI104011B (sv)
SE (1) SE509633C2 (sv)
ZA (1) ZA933482B (sv)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI103688B (sv) * 1994-09-16 1999-08-13 Atlas Copco Secoroc Ab Borrstång
GB2325507B (en) * 1997-05-23 1999-04-07 T J Corbishley Improvements in methods of forming an elongate tubular structure
SE513325C2 (sv) * 1998-04-21 2000-08-28 Atlas Copco Rock Drills Ab Slagverk
AUPP650098A0 (en) * 1998-10-14 1998-11-05 Rear, Ian Graeme Reverse circulation drill rod
US7152700B2 (en) * 2003-11-13 2006-12-26 American Augers, Inc. Dual wall drill string assembly
CN101131069B (zh) * 2006-08-25 2010-09-15 河南理工大学 突出煤层扒孔降温钻具及其钻进方法
AU2009217364B2 (en) * 2008-09-17 2011-10-06 Jfk Equipment Limited Drilling Apparatus
US8893827B2 (en) 2008-09-17 2014-11-25 Jfk Equipment Limited Drilling apparatus
WO2010060134A1 (en) * 2008-11-25 2010-06-03 Camstar Nominees Pty Ltd Drill string
US9421127B2 (en) 2009-03-31 2016-08-23 Johnson & Johnson Vision Care, Inc. Punctal plugs
US9259352B2 (en) 2010-03-29 2016-02-16 Johnson & Johnson Vision Care, Inc. Punctal plugs
US9259351B2 (en) 2010-03-29 2016-02-16 Johnson & Johnson Vision Care, Inc. Punctal plugs
CN102031935B (zh) * 2010-12-01 2012-12-12 中信重工机械股份有限公司 具有水道、风道和返浆通道并可加长的组合式钻杆
CN104379099B (zh) 2012-04-25 2018-01-26 金伯利-克拉克环球有限公司 在分立分部中具有纵取向层的吸收性个人护理物品
CN102635317B (zh) * 2012-04-27 2014-07-02 中国地质大学（武汉） 一种井壁坍塌防埋钻杆
US9828835B2 (en) * 2013-01-24 2017-11-28 Baker Hughes, A Ge Company, Llc Expansion joint with one way movement feature
CN105625937B (zh) * 2016-03-08 2017-10-17 唐山玉联机电有限公司 一种页岩气专用冲击式液动锤钻井设备
CN108571302A (zh) * 2017-03-13 2018-09-25 中国石油化工股份有限公司 卡钻预防装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1891416A (en) * 1929-07-26 1932-12-20 Irving C Harris Well drilling machine
US1897121A (en) * 1930-04-07 1933-02-14 Irving C Narris Drilling machine
US3664443A (en) * 1969-11-28 1972-05-23 Walker Neer Mfg Co Dual circulation bumper subs
DE3015695A1 (de) * 1980-04-24 1981-10-29 Salzgitter Maschinen Und Anlagen Ag, 3320 Salzgitter Bohrgestaenge fuer ein senkbohrwerkzeug
SE466319B (sv) * 1989-03-07 1992-01-27 Atlas Copco Constr & Mining Taetningsanordning foer vaetskespolning vid slaaende bergborrning
US4995464A (en) * 1989-08-25 1991-02-26 Dril-Quip, Inc. Well apparatus and method

Also Published As

Publication number Publication date
DE69304417T2 (de) 1997-03-06
SE9201562L (sv) 1993-11-20
AU659731B2 (en) 1995-05-25
JP3377552B2 (ja) 2003-02-17
EP0571346A1 (en) 1993-11-24
FI104011B1 (sv) 1999-10-29
CN1079021A (zh) 1993-12-01
EP0571346B1 (en) 1996-09-04
ATE142306T1 (de) 1996-09-15
SE509633C2 (sv) 1999-02-15
DE69304417D1 (de) 1996-10-10
CA2095906A1 (en) 1993-11-20
US5375670A (en) 1994-12-27
FI932261A (fi) 1993-11-20
CN1033659C (zh) 1996-12-25
JPH0631722A (ja) 1994-02-08
SE9201562D0 (sv) 1992-05-19
ES2093397T3 (es) 1996-12-16
FI932261A0 (fi) 1993-05-18
FI104011B (sv) 1999-10-29
AU3860593A (en) 1993-11-25

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