JPS62158279U - - Google Patents

Info

Publication number
JPS62158279U
JPS62158279U JP4616686U JP4616686U JPS62158279U JP S62158279 U JPS62158279 U JP S62158279U JP 4616686 U JP4616686 U JP 4616686U JP 4616686 U JP4616686 U JP 4616686U JP S62158279 U JPS62158279 U JP S62158279U
Authority
JP
Japan
Prior art keywords
collar
seat
well
collars
welded
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
JP4616686U
Other languages
English (en)
Japanese (ja)
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 JP4616686U priority Critical patent/JPS62158279U/ja
Publication of JPS62158279U publication Critical patent/JPS62158279U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
JP4616686U 1986-03-31 1986-03-31 Pending JPS62158279U (US06649357-20031118-C00005.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4616686U JPS62158279U (US06649357-20031118-C00005.png) 1986-03-31 1986-03-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4616686U JPS62158279U (US06649357-20031118-C00005.png) 1986-03-31 1986-03-31

Publications (1)

Publication Number Publication Date
JPS62158279U true JPS62158279U (US06649357-20031118-C00005.png) 1987-10-07

Family

ID=30865577

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4616686U Pending JPS62158279U (US06649357-20031118-C00005.png) 1986-03-31 1986-03-31

Country Status (1)

Country Link
JP (1) JPS62158279U (US06649357-20031118-C00005.png)

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