JPS61173590U - - Google Patents

Info

Publication number
JPS61173590U
JPS61173590U JP5607985U JP5607985U JPS61173590U JP S61173590 U JPS61173590 U JP S61173590U JP 5607985 U JP5607985 U JP 5607985U JP 5607985 U JP5607985 U JP 5607985U JP S61173590 U JPS61173590 U JP S61173590U
Authority
JP
Japan
Prior art keywords
wedge
sloped
liner
wedge material
type 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.)
Granted
Application number
JP5607985U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0235913Y2 (enrdf_load_stackoverflow
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 JP5607985U priority Critical patent/JPH0235913Y2/ja
Publication of JPS61173590U publication Critical patent/JPS61173590U/ja
Application granted granted Critical
Publication of JPH0235913Y2 publication Critical patent/JPH0235913Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
JP5607985U 1985-04-17 1985-04-17 Expired JPH0235913Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5607985U JPH0235913Y2 (enrdf_load_stackoverflow) 1985-04-17 1985-04-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5607985U JPH0235913Y2 (enrdf_load_stackoverflow) 1985-04-17 1985-04-17

Publications (2)

Publication Number Publication Date
JPS61173590U true JPS61173590U (enrdf_load_stackoverflow) 1986-10-28
JPH0235913Y2 JPH0235913Y2 (enrdf_load_stackoverflow) 1990-10-01

Family

ID=30579346

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5607985U Expired JPH0235913Y2 (enrdf_load_stackoverflow) 1985-04-17 1985-04-17

Country Status (1)

Country Link
JP (1) JPH0235913Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0235913Y2 (enrdf_load_stackoverflow) 1990-10-01

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