Prevention of Well Control Incidents Buenos Aires Argentina

Prevention of Well Control Incidents Buenos Aires, Argentina

Wild Well Control, Inc. § Is the world’s leading provider of emergency firefighting, well control and related engineering services.

Wild Well Control, Inc. § Began in 1975 § Founded by Joe Bowden, Sr. § World Headquarters Houston, Texas § Acquired by Superior Energy Services, 2001 (NYSE – SPN)

Firefighting & Well Control

Well Control Training § Accredited by the International Association of Drilling Contractors (IADC) USA Market 2007 Certificates Issued (Thru 6/30) 2006 2005 Total Issued by IADC 7, 499 15, 821 11, 339 – Well. CAP PLUS® Program Issued by WWCI Training 3, 287 4, 253 2, 082 – Drilling, Workover & Well Servicing WWCI Percent of USA Total 43% 27% 18% – Well. CAP® Program

Pressure Control § Planning - Well control concerns, engineering or operational § Operations - When Driller’s Method or Wait and Weight does not turn out as planned.

Engineering § Well Control Modeling § Well Control Risk Assessment § Rig Audits & Crew Training § Blowout Contingency Plan § Relief Well Planning

Three Simultaneous Relief Wells Targets – Three Different Blowing Wells Relief Well #2 Relief Well #3 Relief Well #1

Well Control Jobs & Engineering Projects 2007 2006 2005 2002 -04 *Estimated YTD Well Control Jobs 100* 73 110 97 60 Engineering Projects 252* 189 204 187 195 Average

Safety Experience PASSPORT Training / Safety Certification 2006 2005 2004 Total Recordable Incident Rate 0. 00 Number of Lost Workday Cases 0 0 0 Incident Rate of Lost Workday 0. 00 § Safety / Training Certification Program § Director of Safety § June 2007 – 1. 5 Million Hours with no LTA’s

Well Control Modeling – Major Clients § § § § Anadarko BP - US, Trinidad, Egypt, Brazil BG Group Clayton Williams Conoco. Phillips Devon Exxon. Mobil Newfield Nexen Pogo Premier Repsol YPF Shell Statoil Total Wintershall

Well Control Modeling § § WC Risk Management Well Planning Drilling Operations Special WC Operations

The Simulator § § § Two phase time transient “full effect” model. Operating parameters can be changed any time. More realistic than single bubble models. Separator and flare line limits. Choke line friction pressure limit.

Well Planning

Kick Tolerance

Observation Points

Kick Circulation

Drilling Operations § Kick tolerance updates – function of casing point, fracture gradient, mud weight, hole depth, kill rate. § Marginal kicks – Expected or actual kicks that are just above or below a kick tolerance line. § Timely updates – Once model is set up for a given well or hole section, update can be made in a matter of minutes.

Questions?

Experience Makes The Difference Tel 281. 784. 4700 ● Fax 281. 784. 4750 www. wildwell. com