Highlights of the Strategic Seismic Data Acquisition, Processing & Interpretation Masterclass:

• LatestdevelopmentsinSeismicDataacquisition,the practical&moreaccurateapproach

•Majorstepsinseismicexplorationprojects

•SeismicWavePropagation

•SignalAnalysis

•Howtodesignaseismicsurveyusingexistingseismicdata,maps&geologicaldata

•Acquisitionimplementationandoperations

•Seismicdataprocessingworkflows

•Velocityandvelocityanalysis

•MigrationandImaging

•Pitfallsinseismicdataprocessingandhowtoavoidthem

•Inversion,attributes,AVO,multi-componentseismic

•IllustratedwithmanycasestudiesandexamplesfromAfrica,theMiddleEast,Asia,EuropeandtheAmericas.

Organised by:

Registration No: 200707851H

Strategic Seismic Data Acquisition, Processing & Interpretation Onshore/Offshore 2011

19–21October2011,

MovenpickRoyalPalmHotel,DaresSalaam,Tanzania

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18September2011andsave

US$200ontheseatprice!

Limited Places Available

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Specially designed for seismic, geophysical and other geological professionals in Africa, the Middle East and Asia

Course Leader:

DrPietGerritsma International Renowned Seismic Expert

A World-Class Seminar for exploring Africa, with many case studies and exercises

EMAIL: cenon.a@magenta-global.com.sgFAX: (+65) 6392 3592 / 6392 2102TEL: Angelo (+65) 6391 2537 / 8375 9095

Registration commences at 8.00 am on Day One. Course begins from 8.30 am to 5.30 pm for all days. There will be mid-morning and mid-afternoon refreshments. Lunch will be served from 12.45 pm to 1.45 pm each day

StrategicSeismicDataAcquisition, Processing&InterpretationOnshore/Offshore2011

Aboutthiscourse?

Duringthelastdecade,seismichasbecomethekeytooltoexplorationanddevelopmentsuccess.Withtheadvanceofcomputertechnology,processinghasincreasinglyhelpedtoacquireacompetitiveedge.Aprofitabledevelopmentofanoilorgasfieldstartswithagoodunderstandingofthesubsurface.Thereisadrivetoextractmoreandmorefromthedataandthereforescopeforreprocessing.Withthepresenceofnewdataacquisitiontechniques,likemulti-componentandoceanbottomcable,multi-azimuthandwide-azimuth,alsonewprocessingmethodshavetobedeveloped.Thisimportantcoursewillupdateseismicinterpretersandentrylevelgeophysicistswiththelatestinkeyconceptsandprinciplesthatformthetechnicalbasisforvalueaddedseismicapplicationsinexploration,fieldappraisalandreservoirmanagement.Emphasisisonpracticalunderstandingofseismicacquisition,processing,imagingandtechnicalrequirementsforextractionofgeologicalandpetrophysicalinformation.Dataexamplesfrombothonshoreandoffshorefields,exercisesandworkshopsareusedtoillustratekeyconcepts,practicalissuesandpitfallsastheyaffectseismicdataqualityandinterpretation.Duringthecourse,therewillbemanyexamples/casestudiesofapplicationsandinterpretationsofthistypeofdata,basedonthemanyscenariosinAfrica,theMiddleEast,Asia,EuropeandtheAmericas.DelegatesareencouragedtobringupcasesinAfrica,Asia,theMiddleEast,theAmericaswheretheyworkedwith,forconsultationwiththeexperttrainer.

Whoshouldattend?

Thiscourseismeantforseismicprofessionals,geophysicistsinvolvedinseismicdataacquisition,processingandinterpretation,geologists,petrophysicists,petroleumandreservoirengineersinvolvedwiththeexplorationanddevelopmentofoilandgasfields,whowanttofamiliarizethemselveswiththistypeofseismicdataprocessinganditsdeliverableswillalsobenefitfromthiscourse.Universitygeophysical&geologicalresearchersandgeologicalprocessingserviceprovidersarealsowelcome.

DAYONE

08.00 Registration

08.30 CourseWelcome

Seismic Acquisition Primer• Theseismicexperimentandbasicmeasurements• Characteristicsofseismicdata• Definitionsofseismictrace,record,coverage,sectionandcube• Majorstepsinseismicexplorationprojects• Roleofseismicinthereservoirlifecycle• Exerciseonacquisitionpitfalls.

Seismic Wave Propagation• Stress,strain,elasticmoduliandthewaveequation• P-waveandS-wavevelocityintermsofelasticmoduli• Raypaths,wavefronts,Huygen’sprinciple,Snell’slaw• Reflection,refractionanddiffraction• Effectofporosity,depthofburialandincidenceangleonvelocity, densityandreflectionstrength• Refractionseismicmethodwithexercise• Fourieranalysis• Theconvolutionaltracemodel• Spectralpropertiesoftheseismicwaveletandverticalresolution• Fresnelzoneandlateralresolution• Binsize,bandwidthandresolution• Geometricspreadingandabsorption• Exercisesonverticalandlateralresolution

Signal Analysis• Samplingofsignalsintimeandspace• TheNyquistcriteriaandthecausesofaliasing• Fourieranalysistoconvertsignalstotheirspectralcomponents• Waveletphaseanditseffectonwaveletshape• F-Ktransformandapparentvelocity• RelationshipbetweenseismiceventsandtheirF-Ktransform• ThelinearRadontransformandthetau-pdomain• Exercisesonspatialaliasing

Seismic Acquisition Principles• Land,marine,transitionzone,multi-component,oceanbottom, boreholeand4Dseismicacquisition• Definitionsofacquisitionparameters• Identifyingseismicsignalsandnoise• Thecausesandeffectsofnoise• Noisesuppressionwithfieldarrays• Theseismicacquisitionbusinessprocessandcostoverview• Thesurveydesignworkflow:E&Pcompanyperspective• Exercisesonidentifyingseismicsignalsandnoisefromfieldrecords andfieldarraydesign

DayTwo

Seismic Survey Design• IntroductiontoSurveyDesign• Acquisitiongeometries• Tracegathertypes• Offsetandazimuthdistributionandfoldrequirements• Shotpointandreceiverinterval• Binning,spatialsampling,foldandbinsize• Migrationaperture• Surveyorientation• Acquisitionfootprint• Workshopondesigningasurveyusingexistingseismicdata,mapsand geologicaldata

RegisterforthisMasterclasstoday!Callourhotline 65-63912537

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AbouttheCourseLeader:

DrPietGerritsma,InternationalRenownedExpertofgeophysicsandseismicprocessingandinterpretation,hasmorethan41yearsoffieldexperienceintheoilandgassector,30ofwhichheservedwithShellasitsSeniorGeophysicist,initsofficesinAsia,EuropeandNorthAmerica,includingHouston.Currentlyasinternationalconsultantonseismicprocessingandadvancedgeophysicalstudies,Piethasadvisedinternationaloilandgascompaniesonanumberofinternationalprojects,suchaswithWoodside,Shell,NIOC,andsoon.Morerecently,hewastheinternationalconsultantto:•WoodsideAustralia:processingforimaging,AVOanalysisandseismicinversionofmarinedataforgasdetection

• CadCamIran:imagingthroughascatteringoverburden• KACSTSaudiArabia:staticcorrectionsandimagingthroughascatteringoverburden

• ResolutionResourcesNetherlands:detectionofDNAPL’s(pollutants)withhighresolutionshallowseismic

• GeofizykaTorunPoland:imagingofRotliegendandsub-Permianreflectors

Morespecifically,intheareaofgeophysicalresearch,Pietiswell-knownasaspecialistinstructuralimaging,velocitymodelbuildingandseismicmigration.Intheareaofseismicdataprocessing,atShell,inadditiontohisprocessingexpertiseandexperienceinmanagingprocessingcontractors,hehasalsoexperiencewithspecialstudiesinmultidisciplinaryteamswithBruneiShell(seismic-to-wellmatchingandlateralextrapolation)andShellCanada(structuralimagingofcomplicatedFoothill’sdata,staticsandAVO).InAdvancedStudies,heheadedgeophysicalresearchteamsinvolvedwithAVO,inversion,multi-componentseismicandanisotropyonfieldsinvariouscontinents.Asaleadingresearcherinhisfield,hehasalsoworkedcloselywithtopuniversitiesandresearchinstitutessuchasIFP,theStanfordExplorationProject,RussianAcademyofSciences,Russia’sMinistryofGeologyandtheCoroladoSchoolofMines.HeiseffectivelycompetentinEnglishandFrench,amongstmanyothers.

Acquisition Implementation and Operations• Positioningprinciples• TheGPSrevolution• Marinecablepositioning,compassesanddepthcontrol• Marineairguncharacteristics;airgunarraydesign• Explosivesources• Landvibratorcharacteristics• Vibroseissweep,cross-correlation,Klauderwavelet• Hydrophones,geophonesandcoupling• Recordingsystems• Landandmarineacquisitionqualitycontrol

Processing workflows• Introduction• Definitions• Dataprocessingsteps• Processingflowcharts: -Land3D -Marine3D

Prestack Analysis and Signal Corrections• Geometry,tracesortingandgathers• Deterministicandadaptiveamplitudecorrections:gainand scaling• Noisesuppressionandsignalenhancement• Filtering• F-K/Velocityfiltering–(f-k)exercises• Deconvolution• Multiplesuppression -Typesofmultiples -F-Kdomainmultipleattenuation -Radondomainmultipleattenuation -Waveequationmultipleattenuation• Modelbasedwaveletprocessingandzerophasing

Velocity and Velocity Analysis• Typesofvelocitymeasures–definitions -Velocityexercise• Moveoutbehaviourandcorrection• Effectof3Danddip• DMOconcept• Velocityanalysismethods -Velocityspectraexercise• Factorsandpitfallsaffectingvelocityanalysis• Informationcontainedisstackingvelocities

DayThree

Statics and Near Surface Corrections• Problemdefinitionandeffects• Datum,longperiodandshortperiodstatics• Correctiontechniques: -Elevationstatics -Refractionstatics -Tomographicstatics -Residualstatics -Prestackimaging/Redatuming• Staticsexercise

Migration and Imaging• Themigrationproblem• Wavefieldextrapolation• Migrationstrategies -Prestackvspoststack -Depthvstime• DMOandprestacktimemigration• Thecriticalroleofvelocity• Modern3Dimaging -Prestacktime -Prestackdepth• Velocitymodelbuildingandupdating• Casestudies

• Migrationalgorithms• Theanisotropyproblem• Migrationexercise

Pitfalls and Quality Assurance• Pitfallsinseismicdataprocessing• Qualityassuranceofthevariousprocessingsteps

Inversion, Attributes, AVO, Multi-component Seismic• Objectivesofinversion• Processingforinversion• Characterizationofattributesandattributemeasurement• ReflectioncoefficientsandapproximateversionsoftheZoeppritz equation• ProcessingforAVOmeasurements• MeasurementofAVOattributes• CrossplotanalysisofAVOattributesandthebackgroundnormal• Thinbedeffects(tuning)onamplitudes• P-wavesandS-waves:propertiesandrelationships• Landandmarine=OBCmulti-componentseismicdataacquisition• RockpropertiesandtheGassmannequationforfluidsubstitution• PSorC(onverted)-waves:acquisitionandprocessing

17.30 End of Masterclass

Case Studies: In order to enhance the learning experience, many case studies using examples in many parts of the world including Africa, the Asia Pacific region, the Middle East, Europe, the Americas, will be used accordingly to illustrate learning points

Faxinyourregistrationat65-63923592oremail:cenon.a@magenta-global.com.sg!

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19–21October2011,MovenpickRoyalPalmHotel,DaresSalaam,Tanzania

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