JPH0638646Y2 - コアビット用注水装置 - Google Patents

コアビット用注水装置

Info

Publication number
JPH0638646Y2
JPH0638646Y2 JP352088U JP352088U JPH0638646Y2 JP H0638646 Y2 JPH0638646 Y2 JP H0638646Y2 JP 352088 U JP352088 U JP 352088U JP 352088 U JP352088 U JP 352088U JP H0638646 Y2 JPH0638646 Y2 JP H0638646Y2
Authority
JP
Japan
Prior art keywords
core bit
water
water tank
rotary tool
water injection
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
JP352088U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01110008U (pm
Inventor
俊明 高木
友一 佐藤
雅徳 高橋
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.)
Koki Holdings Co Ltd
Original Assignee
Hitachi Koki 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 Hitachi Koki Co Ltd filed Critical Hitachi Koki Co Ltd
Priority to JP352088U priority Critical patent/JPH0638646Y2/ja
Publication of JPH01110008U publication Critical patent/JPH01110008U/ja
Application granted granted Critical
Publication of JPH0638646Y2 publication Critical patent/JPH0638646Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling Tools (AREA)
JP352088U 1988-01-14 1988-01-14 コアビット用注水装置 Expired - Lifetime JPH0638646Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP352088U JPH0638646Y2 (ja) 1988-01-14 1988-01-14 コアビット用注水装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP352088U JPH0638646Y2 (ja) 1988-01-14 1988-01-14 コアビット用注水装置

Publications (2)

Publication Number Publication Date
JPH01110008U JPH01110008U (pm) 1989-07-25
JPH0638646Y2 true JPH0638646Y2 (ja) 1994-10-12

Family

ID=31205224

Family Applications (1)

Application Number Title Priority Date Filing Date
JP352088U Expired - Lifetime JPH0638646Y2 (ja) 1988-01-14 1988-01-14 コアビット用注水装置

Country Status (1)

Country Link
JP (1) JPH0638646Y2 (pm)

Also Published As

Publication number Publication date
JPH01110008U (pm) 1989-07-25

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