JPS62200786U - - Google Patents

Info

Publication number
JPS62200786U
JPS62200786U JP8640286U JP8640286U JPS62200786U JP S62200786 U JPS62200786 U JP S62200786U JP 8640286 U JP8640286 U JP 8640286U JP 8640286 U JP8640286 U JP 8640286U JP S62200786 U JPS62200786 U JP S62200786U
Authority
JP
Japan
Prior art keywords
bit
air
suction port
drilling equipment
wet
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
JP8640286U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0434231Y2 (enrdf_load_stackoverflow
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 filed Critical
Priority to JP8640286U priority Critical patent/JPH0434231Y2/ja
Publication of JPS62200786U publication Critical patent/JPS62200786U/ja
Application granted granted Critical
Publication of JPH0434231Y2 publication Critical patent/JPH0434231Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP8640286U 1986-06-06 1986-06-06 Expired JPH0434231Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8640286U JPH0434231Y2 (enrdf_load_stackoverflow) 1986-06-06 1986-06-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8640286U JPH0434231Y2 (enrdf_load_stackoverflow) 1986-06-06 1986-06-06

Publications (2)

Publication Number Publication Date
JPS62200786U true JPS62200786U (enrdf_load_stackoverflow) 1987-12-21
JPH0434231Y2 JPH0434231Y2 (enrdf_load_stackoverflow) 1992-08-14

Family

ID=30942674

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8640286U Expired JPH0434231Y2 (enrdf_load_stackoverflow) 1986-06-06 1986-06-06

Country Status (1)

Country Link
JP (1) JPH0434231Y2 (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019094708A (ja) * 2017-11-24 2019-06-20 大智株式会社 掘削装置、回転式掘削機、掘削方法および掘削ビット
JP2019116808A (ja) * 2017-12-27 2019-07-18 大智株式会社 掘削装置、回転式掘削機、掘削方法および掘削ビット
JP2019124009A (ja) * 2018-01-12 2019-07-25 大智株式会社 掘削装置、回転式掘削機、掘削方法および掘削ビット
JP2020090864A (ja) * 2018-12-06 2020-06-11 大智株式会社 掘削装置、および、回転式掘削機

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019094708A (ja) * 2017-11-24 2019-06-20 大智株式会社 掘削装置、回転式掘削機、掘削方法および掘削ビット
JP2019116808A (ja) * 2017-12-27 2019-07-18 大智株式会社 掘削装置、回転式掘削機、掘削方法および掘削ビット
JP2019124009A (ja) * 2018-01-12 2019-07-25 大智株式会社 掘削装置、回転式掘削機、掘削方法および掘削ビット
JP2020090864A (ja) * 2018-12-06 2020-06-11 大智株式会社 掘削装置、および、回転式掘削機

Also Published As

Publication number Publication date
JPH0434231Y2 (enrdf_load_stackoverflow) 1992-08-14

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