JPS5462603A - Method of and device for excavating vertical hole - Google Patents

Method of and device for excavating vertical hole

Info

Publication number
JPS5462603A
JPS5462603A JP12864677A JP12864677A JPS5462603A JP S5462603 A JPS5462603 A JP S5462603A JP 12864677 A JP12864677 A JP 12864677A JP 12864677 A JP12864677 A JP 12864677A JP S5462603 A JPS5462603 A JP S5462603A
Authority
JP
Japan
Prior art keywords
vertical hole
excavating vertical
excavating
hole
vertical
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
JP12864677A
Other languages
Japanese (ja)
Other versions
JPS6012517B2 (en
Inventor
Mitsuho Wada
Takekazu Baba
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.)
Taisei Corp
Original Assignee
Taisei Corp
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 Taisei Corp filed Critical Taisei Corp
Priority to JP12864677A priority Critical patent/JPS6012517B2/en
Publication of JPS5462603A publication Critical patent/JPS5462603A/en
Publication of JPS6012517B2 publication Critical patent/JPS6012517B2/en
Expired legal-status Critical Current

Links

JP12864677A 1977-10-28 1977-10-28 Pit drilling method and equipment Expired JPS6012517B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12864677A JPS6012517B2 (en) 1977-10-28 1977-10-28 Pit drilling method and equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12864677A JPS6012517B2 (en) 1977-10-28 1977-10-28 Pit drilling method and equipment

Publications (2)

Publication Number Publication Date
JPS5462603A true JPS5462603A (en) 1979-05-19
JPS6012517B2 JPS6012517B2 (en) 1985-04-02

Family

ID=14989955

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12864677A Expired JPS6012517B2 (en) 1977-10-28 1977-10-28 Pit drilling method and equipment

Country Status (1)

Country Link
JP (1) JPS6012517B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006350296A (en) * 2005-05-17 2006-12-28 Sharp Corp Thin display apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006350296A (en) * 2005-05-17 2006-12-28 Sharp Corp Thin display apparatus

Also Published As

Publication number Publication date
JPS6012517B2 (en) 1985-04-02

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