Scope assumption (estimated): Open-hole electric-line logging in exploration/appraisal/development wells; notes included where cased-hole differs. Focus is on the ...

Note: An earlier version of the story used "key" in the headline as a synonym for "critical." The result read as a possible reference to "keylogging," which was not the intent. The word was changed ...

Wireline logging operations follow a disciplined sequence: plan, rig up, run, log/QC, and rig down—while controlling depth, speed, tension, and well pressure. The core objective is high-quality, depth ...