JPH0421787B2 - - Google Patents

Info

Publication number
JPH0421787B2
JPH0421787B2 JP60098435A JP9843585A JPH0421787B2 JP H0421787 B2 JPH0421787 B2 JP H0421787B2 JP 60098435 A JP60098435 A JP 60098435A JP 9843585 A JP9843585 A JP 9843585A JP H0421787 B2 JPH0421787 B2 JP H0421787B2
Authority
JP
Japan
Prior art keywords
cylindrical elastic
metal rod
expandable body
liquid
rock
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
JP60098435A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61257575A (ja
Inventor
Mitsuya Sakai
Kosei Masaka
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.)
OKUMURA KIKAI SEISAKU KK
SEIBU HORIMA KASEI KK
Original Assignee
OKUMURA KIKAI SEISAKU KK
SEIBU HORIMA KASEI KK
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 OKUMURA KIKAI SEISAKU KK, SEIBU HORIMA KASEI KK filed Critical OKUMURA KIKAI SEISAKU KK
Priority to JP9843585A priority Critical patent/JPS61257575A/ja
Publication of JPS61257575A publication Critical patent/JPS61257575A/ja
Publication of JPH0421787B2 publication Critical patent/JPH0421787B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Working Measures On Existing Buildindgs (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
JP9843585A 1985-05-09 1985-05-09 岩盤等の静的破砕方法 Granted JPS61257575A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9843585A JPS61257575A (ja) 1985-05-09 1985-05-09 岩盤等の静的破砕方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9843585A JPS61257575A (ja) 1985-05-09 1985-05-09 岩盤等の静的破砕方法

Publications (2)

Publication Number Publication Date
JPS61257575A JPS61257575A (ja) 1986-11-15
JPH0421787B2 true JPH0421787B2 (enExample) 1992-04-13

Family

ID=14219712

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9843585A Granted JPS61257575A (ja) 1985-05-09 1985-05-09 岩盤等の静的破砕方法

Country Status (1)

Country Link
JP (1) JPS61257575A (enExample)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59118989A (ja) * 1982-12-13 1984-07-09 鹿島建設株式会社 岩体の静的破砕工法
JPS6016695A (ja) * 1983-07-07 1985-01-28 奥村機械製作株式会社 岩石等の破砕装置

Also Published As

Publication number Publication date
JPS61257575A (ja) 1986-11-15

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