About GeoData Technical Services Ltd

New geoscience company New geoscience company sets new sets new quality standardsquality standards

Mission statement 1Mission statement 1

To evaluate and reduce risks of To evaluate and reduce risks of decision making on the stages decision making on the stages of the fields reconnaissance, of the fields reconnaissance, acquisition and development acquisition and development through personnel experience through personnel experience and newest technologiesand newest technologies

GEODATA TECHNICAL SERVICES LTD. 2, LOGONE CLOSE, MAITAMA, ABUJA, TEL: +234-9-2904152

To maintain leadership in To maintain leadership in complex research and complex research and modeling of the oil and gas modeling of the oil and gas reservoirsreservoirs



To support reputation of a To support reputation of a highly reliable and stable highly reliable and stable company through top company through top standard quality servicesstandard quality services



To keep trustful relations with To keep trustful relations with existing clients and to existing clients and to establish mutually beneficial establish mutually beneficial partnership with the new onespartnership with the new ones



To establish long term To establish long term relations within the company, relations within the company, building up friendly and building up friendly and creative environmentcreative environment



• Seismic acquisition planningSeismic acquisition planning• Seismic data acquisition Seismic data acquisition • Full scope supervision servicesFull scope supervision services• 2D/3D seismic data processing2D/3D seismic data processing• 2D/3D seismic data interpretation2D/3D seismic data interpretation• Final report designFinal report design• Drilling site recommendationDrilling site recommendation• Block evaluationBlock evaluation• Farm-in/farm-out recommendationFarm-in/farm-out recommendation• Performed works expert assessmentPerformed works expert assessment• Save data archiving and storageSave data archiving and storage• Data-room organizationData-room organization• and much more…and much more…

Scope of ServicesScope of Services


Seismic acquisition: Seismic acquisition: planning and projectingplanning and projecting

4D

3D

2DVSP VSP

3C-3D 4С-3DOBC

Onshore Offshore


Onshore seismic acquisition: Onshore seismic acquisition: planning and projectingplanning and projecting


Onshore seismic acquisition: Onshore seismic acquisition: planning and projectingplanning and projecting

Cross

Brick

Zigzag


Factors affecting positioning:Factors affecting positioning:Waves (swell noise)Waves (swell noise)Currents (feather)Currents (feather)Gun/streamer configurationGun/streamer configuration……

Offshore seismic acquisition: Offshore seismic acquisition: planning and projectingplanning and projecting


Seismic data acquisitionSeismic data acquisition2D/3D seismic data acquisition-vibroseis source2D/3D seismic data acquisition-vibroseis source

Seismic data acquisitionSeismic data acquisition2D/3D seismic data acquisition-explosive source2D/3D seismic data acquisition-explosive source

All stages supervisor servicesAll stages supervisor services

Supervisor services for hydrocarbon Supervisor services for hydrocarbon exploration at all stages through only high-exploration at all stages through only high-class specialists with up-to-date equipment class specialists with up-to-date equipment to do: to do:

• Geological task QCGeological task QC• Field acquisition QCField acquisition QC• Processing QCProcessing QC• Interpretation QCInterpretation QC


Input data

Sph. div. Correction

SCAC+SCD

1IT “VA + Residual statics”

DEMULTIPLE

SCAC

2IT “VA + Residual statics”

DMO

Pre-PostMigration; CDP statics

Poststack Processing

Ground Roll Filtering

QC Geometry assigned

QC noisy traces; SNR; Amp vs Offs - Synth AVO

Displays

Maps

SHT,REC Avg RMS ampl;CDP stacks; FRQ spectrums

RMS Amp in “GR cone”; gath;SNR;Dom Frq maps Displays

Maps

CDP,CRP,CSP stacks; CDP gth;Velocities

CDP stacks; gathers; SNR; Autocor; spectral estimation

Displays

VA panelsSHT,REC Avg RMS ampl;

CDP stacks

CDP,CRP,CSP stacks; CDP gth;Velocities

Displays;Maps

VA panelsCDP stacks-gathers;SNR;Amp vs Offs – Synth AVO

CDP stacks-gathers;SNR; Amp vs Offs – Synth AVO

CDP stacks;Coherency;SNR;spectral estimations

Displays;Charts

Maps

All stages supervisor servicesAll stages supervisor servicesStandard Quality Control Standard Quality Control proceduresprocedures


2D/3D Seismic data processing2D/3D Seismic data processing2D/3D seismic data processing and 2D/3D seismic data processing and reprocessing of previous acquisition using reprocessing of previous acquisition using most modern softwaremost modern software

Our benefits:Our benefits:• Full scope of services in seismic processing from express Full scope of services in seismic processing from express

processing to detailed analysis of offshore and onshore processing to detailed analysis of offshore and onshore seismicseismic

• Enhancing the signal/noise ratio for various geologic Enhancing the signal/noise ratio for various geologic conditionsconditions


• Interactive staticsInteractive statics• Novel procedures Novel procedures

enhancing enhancing the resolution of the resolution of seismic recordseismic record

• Detailed velocity Detailed velocity analysisanalysis

2D/3D Seismic data processing2D/3D Seismic data processing• Effective multiple Effective multiple

suppressionsuppression• Velocity-depth Velocity-depth

modeling for complex modeling for complex geology areasgeology areas

• Wavefield prestack Wavefield prestack depth and depth and time migration time migration techniquetechnique


2D/3D seismic data interpretation using up-to-date 2D/3D seismic data interpretation using up-to-date software and involving all aspects of G&G sciences:software and involving all aspects of G&G sciences:•Seismic data interpretationSeismic data interpretation•Attribute analysisAttribute analysis•Seismic-stratigraphic analysisSeismic-stratigraphic analysis

2D/3D Seismic data interpretation2D/3D Seismic data interpretation





• Geologic modelingGeologic modeling• Prediction of reservoir properties and fluid Prediction of reservoir properties and fluid

saturationsaturation• Paleogeographic reconstructionsPaleogeographic reconstructions• Sedimentation modelingSedimentation modeling




4C-3D Offshore Seismic - overcoming of converted 4C-3D Offshore Seismic - overcoming of converted S-wave insensitivity to fluid saturationS-wave insensitivity to fluid saturation

Basic

Repeated

4D Seismic data interpretation4D Seismic data interpretation


Final report design and drilling Final report design and drilling site recommendationsite recommendation

• Final report design, illustrated Final report design, illustrated with description, containing with description, containing scaled isochrones map, scaled isochrones map, structural map, reservoir structural map, reservoir developing map, other developing map, other parameters mapparameters map

• Proposed drilling sites with Proposed drilling sites with well coordinates, depth, well coordinates, depth, drilling angle etc. reservoir drilling angle etc. reservoir map with proposed wells map with proposed wells constructionconstruction


Block estimation and farm-in Block estimation and farm-in recommendationsrecommendations

• Accumulation of all necessary Accumulation of all necessary data (geological, geophysical, data (geological, geophysical, petrophysical, stratigraphical, petrophysical, stratigraphical, drilling, well testing etc.) drilling, well testing etc.) within the interesting blockwithin the interesting block

• Combined data estimation Combined data estimation and Farm-in and Farm-in recommendationsrecommendations


Performed work Performed work Expert AssessmentExpert Assessment

• Performed hydrocarbon exploration work conclusionPerformed hydrocarbon exploration work conclusion• Exposed and drilled out reservoirs conclusionExposed and drilled out reservoirs conclusion


Performed work Performed work Expert ConclusionExpert Conclusion


Data archiving and storageData archiving and storage

• All kind of client`s data (papers, analogue, digital, All kind of client`s data (papers, analogue, digital, opticaloptical sources)storage in our special equipped sources)storage in our special equipped chamberchamber

• Converting client`s data in desirable source and Converting client`s data in desirable source and formatformat

Safe and secureSafe and secure


Equipment & SoftwareEquipment & SoftwareComputing equipment is a key issue in our business. Computing equipment is a key issue in our business. The major part of equipment is high-end 4-core CPU The major part of equipment is high-end 4-core CPU PC-based workstations and a 128 CPU cluster server. PC-based workstations and a 128 CPU cluster server. Details are:Details are:

• Server - RLX 128 CPU Linux Cluster Server - RLX 128 CPU Linux Cluster HP blade systemHP blade system

• Workstations - Dell T7500 Quad-Core Workstations - Dell T7500 Quad-Core Xeon PC 2 X 3,16GHz CPU (HDD 3 Tb; Xeon PC 2 X 3,16GHz CPU (HDD 3 Tb; RAM-DDR - 32Gb)RAM-DDR - 32Gb)

• HP DesignJet T 1120 HP-MFPHP DesignJet T 1120 HP-MFP


Equipment & SoftwareEquipment & Software

Achievement of the best results is guaranteed Achievement of the best results is guaranteed by leading industry software:by leading industry software:

• Promax 2D/3D SeisSpacePromax 2D/3D SeisSpace• SMT Kingdom Suite 2D/3DSMT Kingdom Suite 2D/3D• Hampson&Russell SoftwareHampson&Russell Software


22, LOGONE , LOGONE CLOSECLOSE

MAITAMA, ABUJAMAITAMA, ABUJA

TEL: +234-9-TEL: +234-9-29041522904152

Thank you Thank you for attentionfor attention

About GeoData Technical Services Ltd

Documents

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onshore seismic acquisition

offshore seismic acquisition

seismic processing

previous acquisition

new onesmission statement

express processing

new geoscience company