专利号:US2014014329(A1)申请号:US201213545542申请日:2012.07.10专利申请人:RADFORD STEVEN R.;EVANS JOHN G.;BAKER HUGHES INCORPORATED公开日:2014.01.16An apparatus for evaluating an earth formation intersected by a wellbore may include a logging tool conveyed into the wellbore through a drilling tubular,a landing indicator associated with the logging tool,and a sensor operatively associated with the logging tool.
An apparatus for evaluating an earth formation intersected by a wellbore may include a logging tool conveyed into the wellbore through a drilling tubular, a landing indicator associated with the logging tool, and a sensor operatively associated with the logging tool. In use, the landing indicator generates a pressure pulse in the drilling tubular after contacting a travel restrictor positioned in the drilling tubular.
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