JPH036314B2 - - Google Patents

Info

Publication number
JPH036314B2
JPH036314B2 JP57124328A JP12432882A JPH036314B2 JP H036314 B2 JPH036314 B2 JP H036314B2 JP 57124328 A JP57124328 A JP 57124328A JP 12432882 A JP12432882 A JP 12432882A JP H036314 B2 JPH036314 B2 JP H036314B2
Authority
JP
Japan
Prior art keywords
pipe
sheath
main pipe
main
guide
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
JP57124328A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5915191A (ja
Inventor
Koichi Mori
Tadashi Narushima
Ryuichi Inami
Tadashi Azuma
Shiro Watanabe
Atsushi Yamashita
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.)
Nippon Steel Corp
Tokyo Gas Co Ltd
Original Assignee
Nippon Steel Corp
Tokyo Gas 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 Nippon Steel Corp, Tokyo Gas Co Ltd filed Critical Nippon Steel Corp
Priority to JP57124328A priority Critical patent/JPS5915191A/ja
Publication of JPS5915191A publication Critical patent/JPS5915191A/ja
Publication of JPH036314B2 publication Critical patent/JPH036314B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
JP57124328A 1982-07-19 1982-07-19 ２重管による管の地中敷設方法 Granted JPS5915191A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57124328A JPS5915191A (ja) 1982-07-19 1982-07-19 ２重管による管の地中敷設方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57124328A JPS5915191A (ja) 1982-07-19 1982-07-19 ２重管による管の地中敷設方法

Publications (2)

Publication Number Publication Date
JPS5915191A JPS5915191A (ja) 1984-01-26
JPH036314B2 true JPH036314B2 (enrdf_load_stackoverflow) 1991-01-29

Family

ID=14882615

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57124328A Granted JPS5915191A (ja) 1982-07-19 1982-07-19 ２重管による管の地中敷設方法

Country Status (1)

Country Link
JP (1) JPS5915191A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63108488U (enrdf_load_stackoverflow) * 1986-12-27 1988-07-13

Also Published As

Publication number Publication date
JPS5915191A (ja) 1984-01-26

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