JPS57197400A - Rock bolt constructing method - Google Patents

Rock bolt constructing method

Info

Publication number
JPS57197400A
JPS57197400A JP8083181A JP8083181A JPS57197400A JP S57197400 A JPS57197400 A JP S57197400A JP 8083181 A JP8083181 A JP 8083181A JP 8083181 A JP8083181 A JP 8083181A JP S57197400 A JPS57197400 A JP S57197400A
Authority
JP
Japan
Prior art keywords
rock bolt
constructing method
bolt constructing
rock
constructing
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.)
Pending
Application number
JP8083181A
Other languages
Japanese (ja)
Inventor
Toshimi Nagano
Kunihiro Ootsu
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.)
OKABE KK
Japan National Railways
Nippon Kokuyu Tetsudo
Original Assignee
OKABE KK
Japan National Railways
Nippon Kokuyu Tetsudo
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 OKABE KK, Japan National Railways, Nippon Kokuyu Tetsudo filed Critical OKABE KK
Priority to JP8083181A priority Critical patent/JPS57197400A/en
Publication of JPS57197400A publication Critical patent/JPS57197400A/en
Pending legal-status Critical Current

Links

Landscapes

  • Rock Bolts (AREA)
JP8083181A 1981-05-29 1981-05-29 Rock bolt constructing method Pending JPS57197400A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8083181A JPS57197400A (en) 1981-05-29 1981-05-29 Rock bolt constructing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8083181A JPS57197400A (en) 1981-05-29 1981-05-29 Rock bolt constructing method

Publications (1)

Publication Number Publication Date
JPS57197400A true JPS57197400A (en) 1982-12-03

Family

ID=13729344

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8083181A Pending JPS57197400A (en) 1981-05-29 1981-05-29 Rock bolt constructing method

Country Status (1)

Country Link
JP (1) JPS57197400A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57184199A (en) * 1981-05-02 1982-11-12 Okabe Kk Grout execution for fixing lock bolts and activating liquid injecting apparatus used therein

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57184199A (en) * 1981-05-02 1982-11-12 Okabe Kk Grout execution for fixing lock bolts and activating liquid injecting apparatus used therein

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