EP0022865A4 - Hydraulisch angetriebene bohrvorrichtung im bohrloch. - Google Patents

Hydraulisch angetriebene bohrvorrichtung im bohrloch.

Info

Publication number
EP0022865A4
EP0022865A4 EP19790900104 EP79900104A EP0022865A4 EP 0022865 A4 EP0022865 A4 EP 0022865A4 EP 19790900104 EP19790900104 EP 19790900104 EP 79900104 A EP79900104 A EP 79900104A EP 0022865 A4 EP0022865 A4 EP 0022865A4
Authority
EP
European Patent Office
Prior art keywords
hydraulic circuit
drill
drill head
head
hydraulically
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP19790900104
Other languages
English (en)
French (fr)
Other versions
EP0022865B1 (de
EP0022865A1 (de
Inventor
Yoshikazu Mikami
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Furukawa Kogyo Co Ltd
Original Assignee
Furukawa Kogyo Co Ltd
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
Priority claimed from PCT/JP1978/000057 external-priority patent/WO1980001300A1/ja
Application filed by Furukawa Kogyo Co Ltd filed Critical Furukawa Kogyo Co Ltd
Priority to EP19790900104 priority Critical patent/EP0022865B1/de
Publication of EP0022865A4 publication Critical patent/EP0022865A4/de
Publication of EP0022865A1 publication Critical patent/EP0022865A1/de
Application granted granted Critical
Publication of EP0022865B1 publication Critical patent/EP0022865B1/de
Expired legal-status Critical Current

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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers
    • 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
    • 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
    • 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)
EP19790900104 1978-12-15 1980-07-01 Hydraulisch angetriebene bohrvorrichtung im bohrloch Expired EP0022865B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP19790900104 EP0022865B1 (de) 1978-12-15 1980-07-01 Hydraulisch angetriebene bohrvorrichtung im bohrloch

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/JP1978/000057 WO1980001300A1 (en) 1978-12-15 1978-12-15 Hydraulically-driven downhole drill
EP19790900104 EP0022865B1 (de) 1978-12-15 1980-07-01 Hydraulisch angetriebene bohrvorrichtung im bohrloch

Publications (3)

Publication Number Publication Date
EP0022865A4 true EP0022865A4 (de) 1981-01-28
EP0022865A1 EP0022865A1 (de) 1981-01-28
EP0022865B1 EP0022865B1 (de) 1984-08-01

Family

ID=26078576

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19790900104 Expired EP0022865B1 (de) 1978-12-15 1980-07-01 Hydraulisch angetriebene bohrvorrichtung im bohrloch

Country Status (1)

Country Link
EP (1) EP0022865B1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3015696A1 (de) * 1980-04-24 1981-10-29 Salzgitter Maschinen Und Anlagen Ag, 3320 Salzgitter Hyraulische antriebsvorrichtung fuer ein schlagwerkzeug
FR2523202A1 (fr) * 1982-03-11 1983-09-16 Stenuick Freres Marteau a entrainement pneumatique du type " fond-de-trou "
SE444127B (sv) * 1984-06-25 1986-03-24 Atlas Copco Ab Tryckvetskedriven senkborrmaskin
US4711310A (en) * 1985-01-04 1987-12-08 Luen Lam M Rotary head
DE3807321C1 (de) * 1988-03-05 1989-05-11 Salzgitter Maschinenbau Gmbh, 3320 Salzgitter, De
DE4027414C1 (en) * 1990-08-30 1992-02-13 Komotzki, Michael, 4708 Kamen, De Tubular rock bore drill stem - has concentric channels for fluids and has spring-loaded control valves
AU685570B2 (en) * 1994-12-23 1998-01-22 Atlas Copco Secoroc Aktiebolag Drilling apparatus
AT407184B (de) * 1996-05-20 2001-01-25 Boehler Pneumatik Internat Gmb Hydraulischer tieflochbohrhammer
JP3818438B2 (ja) * 2001-12-14 2006-09-06 独立行政法人産業技術総合研究所 坑底駆動型パーカッションドリル
SE1050155A1 (sv) * 2010-02-18 2011-08-19 Wassara Ab Metod och anordning för provtagning av berggrund
GB2518383A (en) * 2013-09-19 2015-03-25 Mincon Internat Ltd Drill rod for percussion drill tool
CN107152252B (zh) * 2017-07-05 2023-03-24 唐山博皓工程技术有限公司 新型钻机水龙头
CN110306932B (zh) * 2019-06-17 2024-05-28 中国石油天然气集团有限公司 岩屑局部挤密增压压缩机构
CN113445903B (zh) * 2021-08-11 2023-09-19 中煤科工集团重庆研究院有限公司 一种自闭式双油道钻杆连接结构
CN113445902B (zh) * 2021-08-11 2023-09-19 中煤科工集团重庆研究院有限公司 一种自闭式多通道高压钻杆

Also Published As

Publication number Publication date
EP0022865B1 (de) 1984-08-01
EP0022865A1 (de) 1981-01-28

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