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Wireline Log Quality Control Reference Manual (LQCRM)

Published: 06/06/2011

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The Wireline Log Quality Control Reference Manual (LQCRM) is the third edition of the log quality control specifications used by Schlumberger. It concisely provides information for the acquisition of high-quality data at the wellsite and its delivery within defined standards. The LQCRM also facilitates the validation of Schlumberger wireline logs at the wellsite or in the office.

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FMI-HD

High-definition formation microimager

Visualize water-based mud environments in high fidelity and clarity.

PressureXpress-HT

High-temperature reservoir pressure service

Make fast, accurate pressure and mobility measurements in high-temperature environments.

Dielectric Scanner

Multifrequency dielectric dispersion service

Acquire measurements that speak volumes.

Platform Express

Integrated wireline logging tool

Log faster and cost effectively with high-resolution conventional and imaging measurements.

SlimXtreme

Slimhole HPHT well logging platform

Break through the logging barriers of high-pressure, high-temperature ultradeep wells as small as 3 7/8 in.

Fluid Profiling

Fluid properties and their variation across your reservoir

Compile and analyze data from InSitu Family downhole quantitative fluid properties measurements for fieldwide application.

PressureXpress

Reservoir pressure while logging service

Achieve fast, accurate pressure and mobility on the first logging run.

MSCT

Mechanical sidewall coring tool

Recover 50 sidewall cores in one trip without the damage associated with percussion tools.

CHDT

Cased hole dynamics tester

Conduct multiple pressure measurements and collects fluid samples behind the casing in a well.

RSTPro

Reservoir saturation tool

Get pulsed neutron measurement of saturation, lithology, porosity, and flow profiles.

Sonic Scanner

Acoustic scanning platform

Gain acoustic insight to anisotropy and formation geomechanics in wells at any angle.

CHFR

Cased hole formation resistivity tool

Acquire deep-reading measurements of true formation resistivity (Rt) from behind steel casing.

InSitu GOR

Reservoir fluid GOR and CGR sensor

Determine gas/oil ratio and gas/condensate ratio in real time at downhole conditions.

InSitu Viscosity

Reservoir fluid viscosity sensor

Accurately measure the viscosity of flowing formation fluid at reservoir conditions.

InSitu Color

Reservoir fluid color sensor

Measure fluid color with a 20-channel filter array spectrometer.

InSitu Fluorescence

Reservoir fluid fluorescence sensor

Detect free gas bubbles and retrograde condensate liquid dropout for single-phase assurance.

InSitu pH

Reservoir fluid fluorescence sensor

Measure the pH of fluids across the entire flowline cross section.

InSitu Composition

Reservoir fluid composition sensor

Analyze fluid hydrocarbon composition, GOR, CO2, water content, and mud filtrate contamination.

InSitu CO2

Reservoir fluid CO2 sensor

Plot CO2 content measured with a filter array spectrometer in real time.

OBMI

Oil-based microimager

Visualize the reservoir with microresistivity imaging in oil-based, nonconductive, and invert-emulsion mud systems.

UBI

Ultrasonic borehole imager

Analyze fractures, stress, and borehole stability with advanced borehole imaging independent of mud type.

FMI

Fullbore formation microimager

Image formation microresistivity in water-based mud, including deviated and horizontal wellbores.

VSI

Versatile seismic imager

Improve interpretation with sharp, accurate borehole seismic images.

MDT

Modular formation dynamics tester

Accurately measure real-time reservoir pressure and permeability and collect high-quality, representative fluid samples.

MDT Forte and MDT Forte-HT

Rugged and high-temperature modular formation dynamics testers

Minimize operating risk, maximize efficiency, and sample confidently with qualified ruggedized and high-temperature platforms.

SRFT

Slimhole repeat formation tester

Accurately conduct pressure measurements and fluid sampling in small-diameter boreholes.

LFA

Live fluid analyzer

Analyze formation fluid as samples are flowed to the MDT tester to capture single-phase samples and differentiate oil types.

CFA

Composition fluid analyzer

Get accurate optical measurements of hydrocarbons and water content.

CST

Chronological sample taker

Collect up to 90 sidewall core samples in one trip.

USI

Ultrasonic imager

Accurately determine pipe-to-cement bond quality and downhole pipe condition with real-time, high-resolution, full-azimuth coverage.

InSitu Density

Reservoir fluid density and viscosity sensor

Directly measure formation fluid density and viscosity at reservoir conditions.

Isolation Scanner

Cement evaluation service

Evaluate zonal isolation even for lightweight cements by mapping annulus material, pinpointing cement channels, and assessing real-time information.

Rt Scanner

Triaxial induction service

Calculate vertical and horizontal resistivity from direct triaxial induction measurements and solve for formation dip to account for anisotropy and thin beds.

Quicksilver Probe

Focused fluid extraction

Collect virtually contamination-free fluid in a fraction of the time.

MR Scanner

Expert magnetic resonance service

Obtain NMR measurement of porosity, permeability, and fluid volumes independent of the rock matrix.

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