MagTrak located gas/oil zones and saved operator two days and $200,000 Challenges • Identify productive zones in a new, unknown block • Obtain porosity measurements in a location with strong source restrictions Results • Located gas/oil zones with no use of radioactive or chemical sources • Proved accurate porosity measurements could be obtained with one run • Saved two days or rig time by eliminating second run An offshore operator in China’s Bohai Bay needed to identify the productive gas/ oil zones in a new well block. Traditional methods used for gas/oil identification use radioactive or chemical sources to acquire porosity measurements. Because these sources are very restricted in Bohai Bay, the company wanted to find a way to acquire porosity measurements in thei

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