JPS63112594U - - Google Patents

Info

Publication number
JPS63112594U
JPS63112594U JP465287U JP465287U JPS63112594U JP S63112594 U JPS63112594 U JP S63112594U JP 465287 U JP465287 U JP 465287U JP 465287 U JP465287 U JP 465287U JP S63112594 U JPS63112594 U JP S63112594U
Authority
JP
Japan
Prior art keywords
earth
pressure chamber
removal device
sand
earth removal
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
JP465287U
Other languages
English (en)
Japanese (ja)
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 JP465287U priority Critical patent/JPS63112594U/ja
Publication of JPS63112594U publication Critical patent/JPS63112594U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Screw Conveyors (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
JP465287U 1987-01-16 1987-01-16 Pending JPS63112594U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP465287U JPS63112594U (enrdf_load_stackoverflow) 1987-01-16 1987-01-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP465287U JPS63112594U (enrdf_load_stackoverflow) 1987-01-16 1987-01-16

Publications (1)

Publication Number Publication Date
JPS63112594U true JPS63112594U (enrdf_load_stackoverflow) 1988-07-20

Family

ID=30785510

Family Applications (1)

Application Number Title Priority Date Filing Date
JP465287U Pending JPS63112594U (enrdf_load_stackoverflow) 1987-01-16 1987-01-16

Country Status (1)

Country Link
JP (1) JPS63112594U (enrdf_load_stackoverflow)

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