JPS6288938U - - Google Patents

Info

Publication number
JPS6288938U
JPS6288938U JP17898585U JP17898585U JPS6288938U JP S6288938 U JPS6288938 U JP S6288938U JP 17898585 U JP17898585 U JP 17898585U JP 17898585 U JP17898585 U JP 17898585U JP S6288938 U JPS6288938 U JP S6288938U
Authority
JP
Japan
Prior art keywords
tube
air flow
compressed air
outer tube
flow path
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
JP17898585U
Other languages
English (en)
Japanese (ja)
Other versions
JPH052681Y2 (enExample
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 JP17898585U priority Critical patent/JPH052681Y2/ja
Publication of JPS6288938U publication Critical patent/JPS6288938U/ja
Application granted granted Critical
Publication of JPH052681Y2 publication Critical patent/JPH052681Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Sampling And Sample Adjustment (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
JP17898585U 1985-11-22 1985-11-22 Expired - Lifetime JPH052681Y2 (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17898585U JPH052681Y2 (enExample) 1985-11-22 1985-11-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17898585U JPH052681Y2 (enExample) 1985-11-22 1985-11-22

Publications (2)

Publication Number Publication Date
JPS6288938U true JPS6288938U (enExample) 1987-06-06
JPH052681Y2 JPH052681Y2 (enExample) 1993-01-22

Family

ID=31121630

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17898585U Expired - Lifetime JPH052681Y2 (enExample) 1985-11-22 1985-11-22

Country Status (1)

Country Link
JP (1) JPH052681Y2 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01276041A (ja) * 1988-04-28 1989-11-06 Electric Power Dev Co Ltd 軟岩サンプリング用ボーリングビット
JP2006328637A (ja) * 2005-05-23 2006-12-07 Ee C Ii Shisui Kogyo:Kk 改良型ダブルコアチューブ・サンプラー

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01276041A (ja) * 1988-04-28 1989-11-06 Electric Power Dev Co Ltd 軟岩サンプリング用ボーリングビット
JP2006328637A (ja) * 2005-05-23 2006-12-07 Ee C Ii Shisui Kogyo:Kk 改良型ダブルコアチューブ・サンプラー

Also Published As

Publication number Publication date
JPH052681Y2 (enExample) 1993-01-22

Similar Documents

Publication Publication Date Title
JPS6288938U (enExample)
US3981371A (en) Core sampling drill
GB1522428A (en) Tubular connection for a drilling crown
ATE31102T1 (de) Bohrhammer.
JPS61124322U (enExample)
JPS62138796U (enExample)
JPS61125589U (enExample)
GB1494413A (en) Core sampling drill
JPS6288939U (enExample)
JPS58160991U (ja) コア採取器具のビツト
JPS6220883U (enExample)
JPH0124240Y2 (enExample)
JPS6174850U (enExample)
JPS61202582U (enExample)
JPS62201673U (enExample)
JPS6229211U (enExample)
JPS6437648U (enExample)
JPH01102845U (enExample)
JPS62141497U (enExample)
JPS6150246U (enExample)
JPS6029265U (ja) 粉末耐火物用試験試料採取器
JPS6268708U (enExample)
JPH0473084U (enExample)
JPS61197866U (enExample)
JPS62176738U (enExample)