JPS6358998B2 - - Google Patents

Info

Publication number
JPS6358998B2
JPS6358998B2 JP55157592A JP15759280A JPS6358998B2 JP S6358998 B2 JPS6358998 B2 JP S6358998B2 JP 55157592 A JP55157592 A JP 55157592A JP 15759280 A JP15759280 A JP 15759280A JP S6358998 B2 JPS6358998 B2 JP S6358998B2
Authority
JP
Japan
Prior art keywords
auger
propulsion
casing
leading
mechanically driven
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
Application number
JP55157592A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5781586A (en
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 JP15759280A priority Critical patent/JPS5781586A/ja
Publication of JPS5781586A publication Critical patent/JPS5781586A/ja
Publication of JPS6358998B2 publication Critical patent/JPS6358998B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Earth Drilling (AREA)
JP15759280A 1980-11-11 1980-11-11 Hole drilling method Granted JPS5781586A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15759280A JPS5781586A (en) 1980-11-11 1980-11-11 Hole drilling method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15759280A JPS5781586A (en) 1980-11-11 1980-11-11 Hole drilling method

Publications (2)

Publication Number Publication Date
JPS5781586A JPS5781586A (en) 1982-05-21
JPS6358998B2 true JPS6358998B2 (enExample) 1988-11-17

Family

ID=15653073

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15759280A Granted JPS5781586A (en) 1980-11-11 1980-11-11 Hole drilling method

Country Status (1)

Country Link
JP (1) JPS5781586A (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3965557A (en) * 1974-08-01 1976-06-29 Pruitt Jr Robert L Apparatus for affixing prealigned corner posts to box-like structures before assembling same

Also Published As

Publication number Publication date
JPS5781586A (en) 1982-05-21

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