Natural Gamma / Casing Collar Locating Tool 2009 All Rights Reserved-Century Wireline Services
This tool is used when the natural gamma log and casing collar locator is required. This tools slim design permits logging in small diameter boreholes and through steel or PVC drill pipe of 2 inch inside diameter or larger. The natural gamma sensor is located near the bottom of the tool to permit data acquisition near the total depth of the borehole.  
FEATURES Properties Measured 1.   Casing Collar Locator: Magnetic Coil Offset: 20 cm (7.9 in.) 2.   Natural Gamma: 2.2 x 10.2 cm (0.875 x 4.0 in.) NAI Scintillation Offset: 114.3 cm (45 in.)   Length: 118.9 cm (52.75 in.) Temperature: 85 C (185 F) Diameter: 41 mm (1.625 in.) Pressure: 281 kg/cm2 (4000 PSI) Weight: 7.46 kg (20 lb.) Logging Speed: 9 m/min. (30 ft./min.) Tool Voltage Required: 36 VDC TOOL#: 9053
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