JPS57151588A - Guyless derrick device - Google Patents

Guyless derrick device

Info

Publication number
JPS57151588A
JPS57151588A JP3257081A JP3257081A JPS57151588A JP S57151588 A JPS57151588 A JP S57151588A JP 3257081 A JP3257081 A JP 3257081A JP 3257081 A JP3257081 A JP 3257081A JP S57151588 A JPS57151588 A JP S57151588A
Authority
JP
Japan
Prior art keywords
guyless
derrick device
derrick
guyless derrick
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
JP3257081A
Other languages
English (en)
Other versions
JPS614758B2 (ja
Inventor
Yoshito Fukugi
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries 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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP3257081A priority Critical patent/JPS57151588A/ja
Publication of JPS57151588A publication Critical patent/JPS57151588A/ja
Publication of JPS614758B2 publication Critical patent/JPS614758B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)
JP3257081A 1981-03-09 1981-03-09 Guyless derrick device Granted JPS57151588A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3257081A JPS57151588A (en) 1981-03-09 1981-03-09 Guyless derrick device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3257081A JPS57151588A (en) 1981-03-09 1981-03-09 Guyless derrick device

Publications (2)

Publication Number Publication Date
JPS57151588A true JPS57151588A (en) 1982-09-18
JPS614758B2 JPS614758B2 (ja) 1986-02-13

Family

ID=12362556

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3257081A Granted JPS57151588A (en) 1981-03-09 1981-03-09 Guyless derrick device

Country Status (1)

Country Link
JP (1) JPS57151588A (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63171419U (ja) * 1987-04-28 1988-11-08
JPH0541796Y2 (ja) * 1987-08-17 1993-10-21

Also Published As

Publication number Publication date
JPS614758B2 (ja) 1986-02-13

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