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Patent Searching and Data


Title:
【発明の名称】坑井コンダクターの据え付け方法
Document Type and Number:
Japanese Patent JPH07107352
Kind Code:
B2
Inventors:
Daniel Meijer Hauza
Application Number:
JP27634291A
Publication Date:
November 15, 1995
Filing Date:
September 30, 1991
Export Citation:
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Assignee:
McDermott International, Inc.
International Classes:
E21B15/02; E21B33/12; E21B43/01; (IPC1-7): E21B15/02; E21B33/12
Other References:
【文献】米国特許4262702(US,A)
【文献】米国特許4804018(US,A)
Attorney, Agent or Firm:
Motohiro Kurauchi (1 outside)