JPH0218590U - - Google Patents

Info

Publication number
JPH0218590U
JPH0218590U JP9570288U JP9570288U JPH0218590U JP H0218590 U JPH0218590 U JP H0218590U JP 9570288 U JP9570288 U JP 9570288U JP 9570288 U JP9570288 U JP 9570288U JP H0218590 U JPH0218590 U JP H0218590U
Authority
JP
Japan
Prior art keywords
flange
hole
wellhead
guide pin
equipment
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
JP9570288U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0547826Y2 (en]
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 JP9570288U priority Critical patent/JPH0547826Y2/ja
Publication of JPH0218590U publication Critical patent/JPH0218590U/ja
Application granted granted Critical
Publication of JPH0547826Y2 publication Critical patent/JPH0547826Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP9570288U 1988-07-21 1988-07-21 Expired - Lifetime JPH0547826Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9570288U JPH0547826Y2 (en]) 1988-07-21 1988-07-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9570288U JPH0547826Y2 (en]) 1988-07-21 1988-07-21

Publications (2)

Publication Number Publication Date
JPH0218590U true JPH0218590U (en]) 1990-02-07
JPH0547826Y2 JPH0547826Y2 (en]) 1993-12-16

Family

ID=31320403

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9570288U Expired - Lifetime JPH0547826Y2 (en]) 1988-07-21 1988-07-21

Country Status (1)

Country Link
JP (1) JPH0547826Y2 (en])

Also Published As

Publication number Publication date
JPH0547826Y2 (en]) 1993-12-16

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