Energistics Asia South Region Meeting: (Drilling) WITSML SIG Update New Delhi, IndiaAlan Doniger 14 January 2007Chief Technology Officer Le M▲ridien New Delhi HotelEnergistics

Agenda What is WITSML? Participants Status Next Steps Presentation by Samit Sengupta of Geologix

Wellsite Information Transfer Standard Markup Language WITSML™ – “The ‘right-time’ seamless flow of well-site data between operators and service companies to speed and enhance decision- making” An Open Information Transfer Standard for the Oilfield

General Well Message Operations Report Real Time Wellbore Wellbore Geometry Risk Directional Drilling Systems Tubular / Bit Record BHA Run Fluids Systems Fluids Report Surface Logging Mud Log Logging While Drilling Log  Well Log (includes Wireline) Formation Marker Coring Sidewall Core Conventional Core Surveying Survey Program Target Trajectory Rig Instrumentation Rig / Rig Equipment Cement Job Source: BakerHughes/Paradigm Communication Subscription Server Capabilities Original Updated Added WITSML Data Objects / XML Schemas

WITSML Public Seminars and Working Meetings 2001, #1, Austin, Schlumberger 2002, #2, Stavanger, BP/Statoil 2003, #3-4, Aberdeen/Houston, Shell/ExxonMobil 2004, #5-6, Calgary/Paris, Halliburton/IFP 2005, #7-8, Houston/Stavanger, Chevron/Statoil 2006, #9- 10, Houston/ Aberdeen, Schlumberger/ BP 2007, #11-12, Europe/US, Halliburton/Shell –May in Europe

October WITSML Exhibitors Aspentech, Baker Hughes, Halliburton, IDS, INT, Paradigm, Petrolink, Roxar, POSC, PRODML Work Group, Schlumberger, SDC Geologix, Sense Intellifield, Smith Bits

Board Economics Reservoir Engineering Expl Geology PetrophysicsPetroleum Engineering Drilling Engineering Production Geology Production Engineering Facilities Engineering Production Operations Geophysics Drilling Operations Completion & Workover In an overall E&P context …

Why has the WITSML initiative been successful? The Right Initial Players - clear focus – The Right Continuing Players BP & Statoil with Baker, Halliburton, and Schlumberger Strong Commitment Initial funding by oil companies; Oil & service companies remain engaged Effective Processes Practical, incremental approach Clear focus on target outcomes - through implementation Frequent communications - steering & technical teams Choice of Technologies XML, SOAP  Web Services Comprehensive Output and Documentation XML Schema Specs + Server API Specs + supporting documentation Openness / Evolution Public Seminars and Presentations … and Exhibitions Commercially neutra, publications, promotion and evolution

How Can You Benefit from WITSML Standards? Use WITSML Standards –Operators –Software Vendors –Service Companies Join the WITSML Special Interest Group –Learn from others –Contribute your ideas –Help promote usage world-wide Organize a WITSML SIG chapter in the Asia South Region –Focal point for learning and doing –Identify your specific needs to influence the future

Public Seminar, October 19 Agenda –Welcome and Introductions, POSC –Keynote Presentation, Julian Pickering, BP –WITSML SIG Team Reports –Oil Companies BP Hydro Statoil –Software and Supplier Companies Paradigm Schlumberger SDC Geologix Sense Intellifield Baker Hughes Halliburton INT Petrolink Merrick Systems

Public Seminar, October 19 Agenda –Welcome and Introductions, POSC –Keynote Presentation, Julian Pickering, BP –WITSML SIG Team Reports –Oil Companies BP Hydro Statoil –Software and Supplier Companies Paradigm Schlumberger SDC Geologix Sense Intellifield Baker Hughes Halliburton INT Petrolink Merrick Systems