Compensated Sonic-CBL (GSC) Price in Bangladesh

Compensated Sonic-CBL (GSC)

Principle of Measurement: Two piezoelectric transmitters stimulated by high-voltage pulses radiate high-frequency acoustic waves through the borehole fluid and formation to the receiver pair. An accurate quartz clock measures the arrival time of the first compressional wave at each receiver from each transmitter firing. The data is automatically processed to remove the influence of the borehole fluid path, tool tilt and caving (depth-derived borehole compensation). The attenuation of the first arrival is related to the bond quality and the strength of the cement, giving a Cement Bond Log (CBL).

Compensated Sonic-CBL (GSC) is a professional well logging instrument, and this Compensated Sonic-CBL (GSC) Price in Bangladesh page provides useful information for professionals seeking reliable cement bond and borehole evaluation equipment. Designed for acoustic well logging applications, the tool helps assess cement bonding and supports detailed evaluation of well completion quality.

The instrument uses sonic measurement technology to analyze acoustic responses through the casing and surrounding cement. This allows logging professionals to identify variations in cement bonding and evaluate the quality of the cement sheath around the casing. Reliable cement bond information is essential for understanding well integrity and identifying areas that may require further investigation.

Compensated Sonic-CBL (GSC) is suitable for petroleum exploration, well completion assessment, cement bond evaluation, geological investigation, and other professional borehole logging applications. Its measurement capabilities can complement other logging data to provide a more comprehensive understanding of well conditions.

Designed for demanding field environments, the tool focuses on dependable performance and durable construction. Its robust design supports repeated use during professional logging operations and helps maintain measurement stability in challenging borehole conditions.

For oil and gas companies, drilling contractors, well logging service providers, and geological professionals, Compensated Sonic-CBL (GSC) can be a valuable component of a modern logging system. By supporting reliable acoustic evaluation of cement bonding, it helps professionals make informed decisions regarding well completion, integrity, and long term operational performance.

The Compensated Sonic/CBL module provides multi-spacing digital acoustic-velocity (formation-slowness) measurements with high vertical resolution. Full-waveform recording and CBL measurements are also available. The tool can be stacked with other tools. Principle of Measurement: Two piezoelectric transmitters stimulated by high-voltage pulses radiate high-frequency acoustic waves through the borehole fluid and formation to the receiver pair. An accurate quartz clock measures the arrival time of the first compressional wave at each receiver from each transmitter firing. The data is automatically processed to remove the influence of the borehole fluid path, tool tilt and caving (depth-derived borehole compensation). The attenuation of the first arrival is related to the bond quality and the strength of the cement, giving a Cement Bond Log (CBL). Example of logging data Compensated Sonic/CBL Module Upper RX 4.50m (177.2”) Lower RX Upper TX Lower TX Features High-energy transmitters for maximum penetration Two monopole receivers and two monopole transmitters Depth-deprived borehole compensation for borehole tilt and caving Amplitude and waveform data in CBL mode with industry standard 3’ and 5’ spacings Oil-filled mandrel with pressure compensation Measurements Formation velocity (slowness) Tx-Rx spacings: 3ft, 4ft, 5ft, 6ft Compensated DT from each receiver pair Cement Bond Log (CBL) amplitude and waveform Applications Open Hole: Lithology Porosity Rock strength and elasticity Fracture indication Time to depth correlation for seismic Cased Hole: Location of poor or missing cement behind casing Operating Conditions Borehole type: water/mud filled; open/cased Ø:102mm (4") to 305mm (12") Specifications Diameter: 63mm (2.5”) Length: 4.50m (177.2”) Weight: 50kg (110lb) Max. temperature: 125°C Max. pressure: 86MPa (12,500psi) Number of piezoelectric transmitters and offsets: 2 (4.75ft, 5.75ft) Frequency of emission: 20 kHz Number of receivers and offsets: 2 (8.75ft, 10.75ft) Range: 40 – 240 µs/ft (130-787 µs/m) Resolution: 0.25 µs/ft Vertical Resolution: 1ft or 2ft Part Numbers IO13889 Compensated Sonic/CBL module Accessories: I014803 6-arm centraliser (2 required)

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