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Figure F80. A. Triple combination tool string. HNGS = Hostile Environment Natural Gamma Ray Sonde, APS = Accelerator Porosity Sonde, HLDS = Hostile Environment Litho-Density Sonde, GPIT = General Purpose Inclinometry Tool, DIT = Dual Induction Tool. B. Schematic of Hole U1374A logging passes (one downlog, a main uplog, and a 100 m uplog repeat pass starting and ending a few meters above the end of the pipe).

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