دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: The jet stream flows along bottom due to resistance of bottom in jet drilling. It is favour of cleaning cuttings.

flow between formations via a connected wellbore. Crossflow, as seen by downhole cameras, can occur with the wellbore full of fluid and the appearance of a dead well at surface.

any of a variety of downhole cameras, including full motion video, recording memory camera, sequence sending cameras, etc. Used to get a better picture of the wellbore or a fish.