JPH0750471Y2 - 坑井ケーシング支持装置 - Google Patents

坑井ケーシング支持装置

Info

Publication number
JPH0750471Y2
JPH0750471Y2 JP13741789U JP13741789U JPH0750471Y2 JP H0750471 Y2 JPH0750471 Y2 JP H0750471Y2 JP 13741789 U JP13741789 U JP 13741789U JP 13741789 U JP13741789 U JP 13741789U JP H0750471 Y2 JPH0750471 Y2 JP H0750471Y2
Authority
JP
Japan
Prior art keywords
well casing
hanger
constant
constant hanger
chain
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
JP13741789U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0376086U (enExample
Inventor
次郎 堤
清 内田
利明 及川
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.)
Japan Metals and Chemical Co Ltd
Original Assignee
Japan Metals and Chemical 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 Japan Metals and Chemical Co Ltd filed Critical Japan Metals and Chemical Co Ltd
Priority to JP13741789U priority Critical patent/JPH0750471Y2/ja
Publication of JPH0376086U publication Critical patent/JPH0376086U/ja
Application granted granted Critical
Publication of JPH0750471Y2 publication Critical patent/JPH0750471Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP13741789U 1989-11-28 1989-11-28 坑井ケーシング支持装置 Expired - Lifetime JPH0750471Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13741789U JPH0750471Y2 (ja) 1989-11-28 1989-11-28 坑井ケーシング支持装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13741789U JPH0750471Y2 (ja) 1989-11-28 1989-11-28 坑井ケーシング支持装置

Publications (2)

Publication Number Publication Date
JPH0376086U JPH0376086U (enExample) 1991-07-30
JPH0750471Y2 true JPH0750471Y2 (ja) 1995-11-15

Family

ID=31684575

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13741789U Expired - Lifetime JPH0750471Y2 (ja) 1989-11-28 1989-11-28 坑井ケーシング支持装置

Country Status (1)

Country Link
JP (1) JPH0750471Y2 (enExample)

Also Published As

Publication number Publication date
JPH0376086U (enExample) 1991-07-30

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