Dictionary:Production log

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A well log run inside tubing. Small-diameter sondes are used so that they can be lowered through 2-inch ID tubing. Devices include continuous flowmeter, packer flowmeter, gradiomanometer, manometer, densimeter, water-cut-meter, thermometer, radioactive tracer tools, through-tubing caliper, casing-collar locator, fluid sampler, and tools that measure fluid flow.