JPH0640711Y2 - ロータリパーカッションドリル用無水ボーリング装置 - Google Patents

ロータリパーカッションドリル用無水ボーリング装置

Info

Publication number
JPH0640711Y2
JPH0640711Y2 JP16557188U JP16557188U JPH0640711Y2 JP H0640711 Y2 JPH0640711 Y2 JP H0640711Y2 JP 16557188 U JP16557188 U JP 16557188U JP 16557188 U JP16557188 U JP 16557188U JP H0640711 Y2 JPH0640711 Y2 JP H0640711Y2
Authority
JP
Japan
Prior art keywords
tip
bit
piston
sludge barrel
cylinder
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.)
Expired - Lifetime
Application number
JP16557188U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0284889U (en]
Inventor
金子　　豊
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.)
Koken Boring Machine Co Ltd
Original Assignee
Koken Boring Machine 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
Application filed by Koken Boring Machine Co Ltd filed Critical Koken Boring Machine Co Ltd
Priority to JP16557188U priority Critical patent/JPH0640711Y2/ja
Publication of JPH0284889U publication Critical patent/JPH0284889U/ja
Application granted granted Critical
Publication of JPH0640711Y2 publication Critical patent/JPH0640711Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
  • Sampling And Sample Adjustment (AREA)
JP16557188U 1988-12-21 1988-12-21 ロータリパーカッションドリル用無水ボーリング装置 Expired - Lifetime JPH0640711Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16557188U JPH0640711Y2 (ja) 1988-12-21 1988-12-21 ロータリパーカッションドリル用無水ボーリング装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16557188U JPH0640711Y2 (ja) 1988-12-21 1988-12-21 ロータリパーカッションドリル用無水ボーリング装置

Publications (2)

Publication Number Publication Date
JPH0284889U JPH0284889U (en]) 1990-07-02
JPH0640711Y2 true JPH0640711Y2 (ja) 1994-10-26

Family

ID=31452178

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16557188U Expired - Lifetime JPH0640711Y2 (ja) 1988-12-21 1988-12-21 ロータリパーカッションドリル用無水ボーリング装置

Country Status (1)

Country Link
JP (1) JPH0640711Y2 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7417355B2 (ja) * 2019-01-09 2024-01-18 株式会社安藤・間 ベアリングプレート設置面切削研磨方法及びこれに用いる装置

Also Published As

Publication number Publication date
JPH0284889U (en]) 1990-07-02

Similar Documents

Publication Publication Date Title
CN108729924A (zh) 一种城市硬岩隧道机械开挖快速施工方法
SE9704292L (sv) Anordning för jordförstärkning, verktyg och metod
CN107905728A (zh) 堆石区钻孔施工方法
US3507342A (en) Method and apparatus for drilling through soil and rock layers
CN106812471A (zh) 可变径旋挖钻具及施工方法
JPH0640711Y2 (ja) ロータリパーカッションドリル用無水ボーリング装置
JPS6245951B2 (en])
JPH11256970A (ja) 硬質岩盤掘削方法及び装置
CN2298338Y (zh) 粘土层大管棚施工用的钻具
JPS63289114A (ja) 削孔ケ−シング用のヘッド
JPS5936079B2 (ja) 地中孔掘削工法
EP2165039A1 (en) A device for drilling in earth-layers and rock
JP3045581U (ja) ボーリング用分離式ビット
CN216767268U (zh) 一种组合式钻头
KR930002626Y1 (ko) 지하 천공기
JPH04309685A (ja) 井戸掘り工法
JP2002047877A (ja) 打撃式掘削工法用圧密ビット及びそれを用いた地中埋設物の埋設工法
JPH04306393A (ja) 地盤削孔工法
CN207673289U (zh) 废渣自动回收超声钻头
JPS5894598A (ja) 坑道掘削方法及びそれに用いる穿孔ガイド
JPS6124511B2 (en])
JPS611788A (ja) 軟弱地盤用サンプラ−
JP2000087678A (ja) 削孔用土砂及び粉塵飛散防止装置
JPH0726480Y2 (ja) 掘削ケーシング
JP2560502Y2 (ja) ボーリング用アウタービットの構造