Apparatus and methods for tubular makeup interlock

Apparatus and methods used to prevent an operator from inadvertently dropping a string into a wellbore during assembling and disassembling of tubulars. Additionally, the apparatus and methods may be used for running in wellbore components or for a drill string.

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Bibliographic Details
Main Author Haugen, David M
Format Patent
LanguageEnglish
Published 16.10.2007
Online AccessGet full text

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