downhole rock sampling
11Drilling rig — For a detailed diagram of a Petroleum drilling rig, see List of components of oil drilling rigs. Drilling rig preparing rock blasting …
12Completion (oil and gas wells) — This article is about the oil or gas well completion. For other uses of completion, see Completion (disambiguation) In petroleum production, completion is the process of making a well ready for production (or injection). This principally involves …
13Mud logging — Mud log in process. Well logging Gamma ray logging Spontaneous potential logging Resistivity logging Density logging …
14Underbalanced drilling — Underbalanced drilling, or UBD, is a procedure used to drill oil and gas wells where the pressure in the wellbore is kept lower than the fluid pressure in the formation being drilled. As the well is being drilled, formation fluid flows into the… …
15Integrated Ocean Drilling Program — The Integrated Ocean Drilling Program (IODP) is an international marine research drilling program dedicated to advancing scientific understanding of the Earth by monitoring and sampling subseafloor environments. Through multiple platforms a… …
16Mudlogger — A mudlogger, or mud logger in the modern oil field positions hydrocarbons with respect to depth. Their main responsibilities are to identify downhole lithology, position hydrocarbons, monitor natural gas, and draw well logs for use by the oil… …
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