CBG Corp, state-of-the-art logging tools and sensors
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Patents

US Patents
Number Title
US 9,225,114 Radial Electrical Connector Resistant to Fluids
US 9,188,695 Azimuthally Sensitive Resistivity Logging Tool
US 9,040,926 Rugged Scintillation Crystal Assembly
US 8,838,389 Polar Display for use with Drilling Tools
US 8,759,749 Directional Radiation Detection Tool
US 8,120,361 Azimuthally Sensitive Resistivity Logging Tool
US 7,657,377 Azimuthal Measurement-While-Drilling (MWD) Tool
US 6,765,385 Method, Apparatus and System for Compensating the Effects of Borehole Variations
US 6,727,707 Method and Apparatus for a Downhole Antenna
US 6,603,312 Multi-frequency Array Induction Tool
US 6,084,403 Slim-hole Collar Locator and Casing Inspection Tool
US 6,064,210 Retrievable Resistivity Logging System for use in MWD
International Patents
Britain
Number Title
GB 2,462,758 Azimuthal Measurement-While-Drilling (MWD) Tool
GB 2,410,335 Method and Apparatus for a Downhole Antenna
GB 2,388,436 Improvements in or relating to Induction Logging of Earth Formations
GB 2,353,596 Directional Resistivity Tool for Measurement While Drilling
Canada
Number Title
CA 2,689,265 Azimuthal Measurement-While-Drilling (MWD) Tool
CA 2,499,750 Method and Apparatus for a Downhole Antenna
CA 2,463,883 A Borehole Compensation System and Method for a Resistivity Logging Tool
CA 2,424,248 A Multifrequency Array Induction Tool
CA 2,321,984 Retrievable Resistivity Tool for Measurement While Drilling
China
Number Title
ZL 200980154350.0 Azimuthally Sensitive Resistivity Logging Tool
ZL 200880018008.3 Azimuthal Measurement-While-Drilling (MWD) Tool
Egypt
Pat. No. 22883
Method and Apparatus for Allocating Induced Electric Currents for a Multifrequency System
Nigeria
Pat. No. 14664
A Multifrequency Array Induction Tool
Bahrain
Pat. No. 1420
Multifrequency Array Induction Tool