JPS55122994A - Method of and apparatus for advancing cylindrical body - Google Patents

Method of and apparatus for advancing cylindrical body

Info

Publication number
JPS55122994A
JPS55122994A JP2824779A JP2824779A JPS55122994A JP S55122994 A JPS55122994 A JP S55122994A JP 2824779 A JP2824779 A JP 2824779A JP 2824779 A JP2824779 A JP 2824779A JP S55122994 A JPS55122994 A JP S55122994A
Authority
JP
Japan
Prior art keywords
cylindrical body
advancing cylindrical
advancing
cylindrical
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
JP2824779A
Other languages
Japanese (ja)
Inventor
Kouichi Uemura
Makoto Uemura
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP2824779A priority Critical patent/JPS55122994A/en
Priority to US06/099,991 priority patent/US4322180A/en
Priority to DE19792949989 priority patent/DE2949989A1/en
Priority to FR7930733A priority patent/FR2451340A1/en
Priority to GB7943252A priority patent/GB2045834B/en
Publication of JPS55122994A publication Critical patent/JPS55122994A/en
Priority to US06/298,471 priority patent/US4388020A/en
Priority to GB08228838A priority patent/GB2119830B/en
Pending legal-status Critical Current

Links

JP2824779A 1979-03-13 1979-03-13 Method of and apparatus for advancing cylindrical body Pending JPS55122994A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2824779A JPS55122994A (en) 1979-03-13 1979-03-13 Method of and apparatus for advancing cylindrical body
US06/099,991 US4322180A (en) 1979-03-13 1979-12-04 Method and apparatus for advancing cylindrical bodies underground
DE19792949989 DE2949989A1 (en) 1979-03-13 1979-12-12 METHOD AND DEVICE FOR DRIVING UNDERGROUND CYLINDER BODIES
FR7930733A FR2451340A1 (en) 1979-03-13 1979-12-14 METHOD AND DEVICE FOR THE UNDERGROUND ADVANCEMENT OF CYLINDRICAL BODIES
GB7943252A GB2045834B (en) 1979-03-13 1979-12-14 Method of and apparatus for advancing cylindrical bodies underground
US06/298,471 US4388020A (en) 1979-03-13 1981-09-01 Method and apparatus for advancing cylindrical bodies underground
GB08228838A GB2119830B (en) 1979-03-13 1982-10-08 Method and apparatus for advancing underground a group of cylindrical bodies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2824779A JPS55122994A (en) 1979-03-13 1979-03-13 Method of and apparatus for advancing cylindrical body

Publications (1)

Publication Number Publication Date
JPS55122994A true JPS55122994A (en) 1980-09-22

Family

ID=12243243

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2824779A Pending JPS55122994A (en) 1979-03-13 1979-03-13 Method of and apparatus for advancing cylindrical body

Country Status (1)

Country Link
JP (1) JPS55122994A (en)

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