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  • Industry Report: Understanding the petrophysics of drilling mud and its effects on log data


    Geoffrey Page and Stephen Vickers

    The potential effects of drilling fluid on the petrophysical measurements of formations are not always well understood. In addition to maintaining wellbore stability, removing cuttings and cooling the bit, drilling fluid should also allow the acquisition of accurate petrophysical information. As part of pre-well planning, the mud formulation should be reviewed to ensure its suitability for the required data acquisition strategy, especially in exploratory wells.

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