Logging While Drilling (2024)

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Logging While Drilling (1)

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Published: 01/01/0001

Acquire high-quality data while drilling

Logging While Drilling (2)

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Fast, high-quality data for accurate geosteering and formation evaluation

Increase ROP, improve wellbore stability and hole quality, and optimize well placement and reservoir exposure for maximum production—faster.

As the industry leader in logging-while-drilling (LWD) technology, SLB creates advanced LWD services that acquire high-quality data for accurate geosteering and more-informed formation evaluation, so you can work proactively as you drill.

Logging While Drilling (3)

Formation evaluation

Automated Lithology increases effectiveness of formation evaluation.

Automated Lithology increases effectiveness of formation evaluation

  • Logging While Drilling (4)

    Automated Lithology

    Increase your lithological accuracy and enhance well planning

    Capture and digitalize high-definition images of cuttings for precise reservoir analysis and integration into 3D models. View

Geosteering and reservoir mapping while drilling

Large-scale mapping of reservoir geometry, quality, and productivity

Reveal multiple formation boundary layers and fluid contacts

Optimize well landing and increase reservoir exposure

  • Logging While Drilling (5)

    PeriScope Edge

    Multilayer mapping-while-drilling service

    Achieve the highest confidence for precision steering decisions in razor-thin reservoirs. View

  • Logging While Drilling (6)

    SpectraSphere

    Fluid mapping-while-drilling service

    Map reservoir fluid composition and distribution to maximize reservoir exposure. View

  • Logging While Drilling (7)

    GeoSphere HD

    High-definition reservoir mapping-while-drilling service

    Map a depth of investigation that exceeds 250 ft—the largest in the industry—and covers the widest range of environment. View

  • Logging While Drilling (8)

    IriSphere

    Look-ahead-while-drilling service

    Improve casing-point selection and reduce drilling risks with continuous resistivity ahead of the bit. View

Reservoir engineering while drilling

Formation pressure and fluids

Measure formation pressure for accurate formation evaluation, geosteering, and pore pressure prediction models

Identify pressure-depleted formations to avoid lost time and help preserve pressure zones

  • Logging While Drilling (9)

    StethoScope

    Formation pressure-while-drilling service

    Monitor formation pressure while drilling to calibrate pore pressure models. View

  • Logging While Drilling (10)

    SpectraSphere

    Fluid mapping-while-drilling service

    Map reservoir fluid composition and distribution to maximize reservoir exposure. View

Petrophysics and geology while drilling

Lithology, porosity, saturation, permeability, structure, and stratigraphy

Evaluate lithology, porosity, saturation, and permeability

Perform quantitative reservoir evaluation with measurements of petrophysical properties

Gather comprehensive datasets for formation evaluation, drilling optimization, and well placement

Identify dipping beds, faults, and fractures

  • Logging While Drilling (11)

    MagniSphere

    High-definition NMR logging-while-drilling service

    Acquire sourceless, real-time NMR data for accurate and precise reservoir fluid evaluation while slimhole drilling. View

  • Logging While Drilling (12)

    OmniSphere

    Slimhole petrophysics evaluation-while-drilling service

    Get real-time insight into the mineral composition of formations and continuous-circulation directional survey service and pumps-off surveying. View

  • Logging While Drilling (13)

    EcoScope

    Multifunction logging-while-drilling service

    Obtain resistivity, neutron porosity, azimuthal gamma ray, density, elemental capture spectroscopy, and sigma measurements and borehole imaging—all in one collar. View

  • Logging While Drilling (14)

    NeoScope

    Sourceless formation evaluation-while-drilling service

    Reduce risk and logistical demands by eliminating the need for chemical sources to acquire multifunction LWD data. View

  • Logging While Drilling (15)

    adnVISION

    Azimuthal density neutron service

    Characterize formation porosity and lithology while drilling with azimuthal density measurements (ADN). View

  • Logging While Drilling (16)

    arcVISION

    Array resistivity compensated service

    Benefit from real-time resistivity, gamma ray, inclination, and annular pressure data. View

  • Logging While Drilling (17)

    proVISION Plus

    Magnetic resonance-while-drilling service

    Achieve accurate lithology-independent porosity and continuous permeability in real time. View

  • Logging While Drilling (18)

    SonicScope

    Multipole sonic-while-drilling service

    Realize the benefits of real-time multipole sonic data for advanced risk mitigation, cement evaluation, formation evaluation, and completion design. View

  • Logging While Drilling (19)

    TerraSphere

    High-definition dual-imaging-while-drilling service

    Provides complete reservoir geological description in oil-based mud environments. View

  • Logging While Drilling (20)

    MicroScope HD

    Resistivity- and high-definition imaging-while-drilling service

    Get high-resolution LWD imaging for structural analysis, sedimentology, and fracture characterization. View

  • Logging While Drilling (21)

    Neutron Density Imaging Service

    Azimuthal images of bulk density and caliper

    Get azimuthal images of bulk density and caliper, along with conventional bulk density, neutron porosity, photoelectric index, caliper, and tool standoff. View

Geophysics while drilling

Seismic imaging and correlation

Measure one-way seismic propagation in real time

Calibrate the geophysics velocity model without rig downtime

Adjust trajectory, casing, and coring depth and predict depth of drilling targets

  • Logging While Drilling (22)

    seismicVISION

    Seismic-while-drilling service

    Acquire borehole seismic measurements for real-time, time-depth-velocity information without disrupting drilling operations. View

Geomechanics while drilling

Rock mechanics and wellbore stability

Measure geomechanics in exploration, appraisal, and development drilling operations

Mitigate wellbore risk and perform quantitative cement and formation evaluation

Place casing points, understand mud-weight management, and identify the top of cement

  • Logging While Drilling (23)

    SonicScope

    Multipole sonic-while-drilling service

    Realize the benefits of real-time multipole sonic data for advanced risk mitigation, cement evaluation, formation evaluation, and completion design. View

View All

Case Study Autonomous Directional Drilling System Saved 55.5 hours Auto-curve reduced downlinks for an accelerated drill run. ROP increased 44.6% with total savings of 55.5 h.
Case Study Gyro Tech Enabled Reaching a Challenging Geological Target Near-impossible well drilled in the North Sea, gaining 1 day of early production with fast surveys.
Case Study Auto-Curve Technology Drilled 1,500 m at 2°/30-m DLS Operator reduced downlink commands by 33%, improved net ROP by 38%, and saved 25-hours budgeted drilling time.
Case Study Reduced Collision Risk Saves USD ~4.5 Million in NPT Reducing 12 wells with high collision risk to 3 saves an estimated USD 500,000 per well
Logging While Drilling (2024)
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