Mud Logging

Timely, accurate information about well status and drilling performance help drill better wells more efficiently. Schlumberger provides formation evaluation and drilling support through Geoservices.

Geoservices is the industry leader in surface logging, focusing on drilling support and formation evaluation. Our portfolio of technologies and services deliver actionable information on reservoir fluid composition, lithology, well placement, reservoir connectivity, and compartmentalization to guide critical decisions for optimal drilling, completions, and ultimate recovery.

Wellbore Quality Evaluation Services

Construct the best-possible wellbore by managing pore pressure and mud weight.

CLEAR

Hole cleaning and wellbore risk reduction service

Enhance hole-cleaning effectiveness and monitor borehole stability through accurate measurement and analysis of cuttings recovered from the well. View
FLAG

Fluid loss and gain detection service

Detect fluid influx and loss in the wellbore faster and more reliably, enabling prompt intervention to minimize the time necessary for any remedial action. View
PreVue

Pore pressure analysis service

Predict and monitor pore pressure, fracture gradients, and well stability in real time, integrating data from diverse sources for greater accuracy and understanding. View
Drilling Geomechanics Services

Expertise, answers, and insight to maintain wellbore stability and quality

Model continuously acquired well data in real time to revise predictions ahead of the bit to assist drilling decisions. View

Surface Formation Evaluation Services

Gain earlier insight into formation fluid composition and downhole lithology.

PureFlex

Surface fluids logging while-drilling service

Provides fast and true at-surface hydrocarbon composition. View
FlairFlex

Advanced real-time fluid logging and analysis service

Improve infrastructure planning with crucial data before downhole sampling or testing is possible. View
Isotope Logging

Continuous δ13C–CH4 measurements in real time

Characterize the geological and geochemical hydrocarbon system in terms of source, generation, and subsurface behavior. View
EcoFlex

Multifactor cuttings evaluation-while-drilling service

Optimize cuttings analysis in conventional reservoirs to improve well trajectory and well-to-well correlation. View
LithoFlex

Multifactor shale-cuttings evaluation-while-drilling service

Characterize unconventional reservoirs in near-real-time to support operational decisions and minimize risk. View
DQ1000

Wellsite mass spectrometer gas analyzer

Achieve real-time semiquantitative formation fluid analysis and evaluation. View