BE898065A - Dispositif de perforation a marteau pneumatique. - Google Patents

Dispositif de perforation a marteau pneumatique. Download PDF

Info

Publication number
BE898065A
BE898065A BE0/211760A BE211760A BE898065A BE 898065 A BE898065 A BE 898065A BE 0/211760 A BE0/211760 A BE 0/211760A BE 211760 A BE211760 A BE 211760A BE 898065 A BE898065 A BE 898065A
Authority
BE
Belgium
Prior art keywords
drill
drill bit
support member
bits
pneumatic hammer
Prior art date
Application number
BE0/211760A
Other languages
English (en)
French (fr)
Original Assignee
Tone Boring Co
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 Tone Boring Co filed Critical Tone Boring Co
Publication of BE898065A publication Critical patent/BE898065A/fr

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
    • E21B10/04—Core bits with core destroying means
    • 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56—Button-type inserts
    • 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

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)
BE0/211760A 1982-10-25 1983-10-24 Dispositif de perforation a marteau pneumatique. BE898065A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57187268A JPS5976391A (ja) 1982-10-25 1982-10-25 空圧打撃式拡孔掘削装置

Publications (1)

Publication Number Publication Date
BE898065A true BE898065A (fr) 1984-02-15

Family

ID=16203007

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/211760A BE898065A (fr) 1982-10-25 1983-10-24 Dispositif de perforation a marteau pneumatique.

Country Status (2)

Country Link
JP (1) JPS5976391A (zh)
BE (1) BE898065A (zh)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63176585A (ja) * 1987-01-19 1988-07-20 横山　弘介 ハンマ−掘削機
JPS63219792A (ja) * 1987-03-06 1988-09-13 日本エアドリルシステム株式会社 掘削装置
JPS6423185U (zh) * 1987-07-30 1989-02-07
JPH0434233Y2 (zh) * 1987-11-11 1992-08-14
JP2785421B2 (ja) * 1990-02-28 1998-08-13 三菱マテリアル株式会社 掘削工具
JP2926838B2 (ja) * 1990-02-28 1999-07-28 三菱マテリアル株式会社 掘削工具
JPH03250190A (ja) * 1990-02-28 1991-11-07 Mitsubishi Materials Corp 掘削工具
JP2574705B2 (ja) * 1990-06-06 1997-01-22 鉱研工業株式会社 リトラクトビット
JPH053392U (ja) * 1991-06-29 1993-01-19 東洋企画株式会社 二重管式掘削ビツト
JP2695621B2 (ja) * 1994-08-23 1998-01-14 テクノドリル株式会社 削進先導管装置
JP3468724B2 (ja) * 1999-07-23 2003-11-17 関西電力株式会社 コンクリート杭の打設方法とその装置並びに拡大ヘッド

Also Published As

Publication number Publication date
JPS5976391A (ja) 1984-05-01
JPS6245951B2 (zh) 1987-09-29

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: TONE BORING CO. LTD.

Effective date: 19851031