KR101161896B1 - 굴삭 공구 - Google Patents

굴삭 공구 Download PDF

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Publication number
KR101161896B1
KR101161896B1 KR1020067023446A KR20067023446A KR101161896B1 KR 101161896 B1 KR101161896 B1 KR 101161896B1 KR 1020067023446 A KR1020067023446 A KR 1020067023446A KR 20067023446 A KR20067023446 A KR 20067023446A KR 101161896 B1 KR101161896 B1 KR 101161896B1
Authority
KR
South Korea
Prior art keywords
excavation
tool
cutting
delete delete
steel pipe
Prior art date
Application number
KR1020067023446A
Other languages
English (en)
Korean (ko)
Other versions
KR20070045147A (ko
Inventor
다께시 하야시
마사야 히사다
가즈요시 나까무라
Original Assignee
미츠비시 마테리알 가부시키가이샤
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 미츠비시 마테리알 가부시키가이샤 filed Critical 미츠비시 마테리알 가부시키가이샤
Publication of KR20070045147A publication Critical patent/KR20070045147A/ko
Application granted granted Critical
Publication of KR101161896B1 publication Critical patent/KR101161896B1/ko

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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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/22—Rods or pipes with helical structure
    • 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
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
KR1020067023446A 2004-08-25 2004-08-25 굴삭 공구 KR101161896B1 (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2004/012171 WO2006021995A1 (ja) 2004-08-25 2004-08-25 掘削工具及び鋼管先受け工法

Publications (2)

Publication Number Publication Date
KR20070045147A KR20070045147A (ko) 2007-05-02
KR101161896B1 true KR101161896B1 (ko) 2012-07-03

Family

ID=35967218

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020067023446A KR101161896B1 (ko) 2004-08-25 2004-08-25 굴삭 공구

Country Status (3)

Country Link
KR (1) KR101161896B1 (ja)
CN (1) CN101010482B (ja)
WO (1) WO2006021995A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104196460B (zh) * 2014-08-25 2017-05-03 江苏长城石油装备制造有限公司 一种用于天然气岩芯钻探的回转组合式pdc钻头

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59116490U (ja) * 1983-01-24 1984-08-06 株式会社長谷川工務店 ア−スオ−ガ
DE4011441A1 (de) * 1990-04-09 1991-10-10 Hilti Ag Gesteinsbohrer
JP2970228B2 (ja) * 1992-06-18 1999-11-02 株式会社大林組 穿孔装置
JP3101550B2 (ja) * 1994-08-31 2000-10-23 飛島建設株式会社 鋼管先受け工法及び同工法に用いる装置
JPH08270355A (ja) * 1995-03-29 1996-10-15 Teikusu:Kk 二重管式ドリリングビット
JPH1162453A (ja) * 1997-08-22 1999-03-05 Koji Hioki ダウンザホールドリルを効果的に使用するシステム
SE519575C2 (sv) * 2000-04-11 2003-03-18 Sandvik Ab Borrdkär för metallborrning
JP3687906B2 (ja) * 2000-12-22 2005-08-24 ライト工業株式会社 既設構造物下部地盤の改良方法
JP2003301681A (ja) * 2002-04-10 2003-10-24 Toho Kinzoku Co Ltd さく孔装置

Also Published As

Publication number Publication date
CN101010482A (zh) 2007-08-01
WO2006021995A1 (ja) 2006-03-02
KR20070045147A (ko) 2007-05-02
CN101010482B (zh) 2014-04-09

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