JPS5261319A - Excavation method of installing conduit - Google Patents

Excavation method of installing conduit

Info

Publication number
JPS5261319A
JPS5261319A JP13687375A JP13687375A JPS5261319A JP S5261319 A JPS5261319 A JP S5261319A JP 13687375 A JP13687375 A JP 13687375A JP 13687375 A JP13687375 A JP 13687375A JP S5261319 A JPS5261319 A JP S5261319A
Authority
JP
Japan
Prior art keywords
excavation method
installing conduit
conduit
installing
excavation
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
JP13687375A
Other languages
Japanese (ja)
Inventor
Shigeru Tanaka
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.)
Sumiden Transmission and Distribution Systems Products Corp
Original Assignee
Asahi Kinzoku Seiko Co Ltd
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 Asahi Kinzoku Seiko Co Ltd filed Critical Asahi Kinzoku Seiko Co Ltd
Priority to JP13687375A priority Critical patent/JPS5261319A/en
Publication of JPS5261319A publication Critical patent/JPS5261319A/en
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP13687375A 1975-11-14 1975-11-14 Excavation method of installing conduit Pending JPS5261319A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13687375A JPS5261319A (en) 1975-11-14 1975-11-14 Excavation method of installing conduit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13687375A JPS5261319A (en) 1975-11-14 1975-11-14 Excavation method of installing conduit

Publications (1)

Publication Number Publication Date
JPS5261319A true JPS5261319A (en) 1977-05-20

Family

ID=15185516

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13687375A Pending JPS5261319A (en) 1975-11-14 1975-11-14 Excavation method of installing conduit

Country Status (1)

Country Link
JP (1) JPS5261319A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5025251A (en) * 1973-07-05 1975-03-17

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5025251A (en) * 1973-07-05 1975-03-17

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