Tesco Corporation invented modern CASING DRILLING™ and over time has developed and

drilling technology. Today, TESCO provides a complete suite of CASING DRILLING services

Units and 35 support structures located in every

term contract awards in Malaysia, Oman and Latin America demonstrate that the technology has delivered convincing breakthroughs in the application of this revolutionary drilling technique.

and minimizing reservoir damage, resulting in improved cementing quality, sometimes with

risk of wellbore instability.

This presentation will focus on the current CASING DRILLING toolbox, as well as our newly introduced Multiset Liner Drilling system that extend the

We will also present several recent case studies illustrating the advantages of the CASING DRILLING process to mitigate or eliminate NPT. Tesco Corporation’s CEO, Julio Quintana and Vice President Casing Drilling, Dietmar Neidhardt will also join in for the Q&A session to follow the main presentation.

Free Live Webcast ThursdayOctober 28, 20109:00 am CSTRegister today at

PresenterEric Moellendick

Director of Global Technology CASING DRILLING™, Tesco Corporation

Eric Moellendick is the Director of Global Technology, CASING DRILLING for Tesco Corporation. With over 17 years of oil and gas industry experience, Mr. Moellendick is considered a subject matter expert in CASING DRILLING applications and engineering. In his current role with TESCO he is responsible for growing the technical and operational knowledge base used to plan and execute

.ediwdlrow ygolonhcet GNILLIRD GNISACHe joined TESCO in 2006 as a Senior Drilling Engineer and later became the Manager of CASING DRILLING for North America. Prior to joining TESCO he worked for Baker Hughes in drilling operations holding positions ranging from Senior Field Engineer to Operations Coordinator for the Gulf Coast of Mexico. After his time with Baker Hughes Mr. Moellendick held a position with Weatherford developing MWD/LWD systems and drilling tools. He holds a BS degree in petroleum engineering from Marietta College.

TESCO WEBCASTCASING DRILLING™ State of the Art

Title: Authors: Graeme Dawson (Schlumberger)/Andrew Buchan (Schlumberger)/ Ilen Kardani (Schlumberger) Andrew Harris

Sisson (PETRONAS)/Heru Hermawan (PETRONAS)Source: Directional casing while drilling (DCWD) utilizing a rotary steerable system or a steerable positive displacement motor is a recent enabling technological application of proven casing while drilling. DCWD has been successfully applied in wells in the North Sea and Middle East using both rotary steerable systems and PDMs, proving up its operational reliability.

Title: Particle Size Distribution Improves Casing-While-Drilling Wellbore-Strengthening ResultsAuthors: R. D. Watts, SPE; M. R. Greener, SPE; S. McKeever; SPE; P. D. Scott, SPE; D. Beardmore, SPE, ConocoPhillipsSource: IADC/SPE Drillng Conference and Exhibition, 2-4 February 2010, New Orleans, Louisiana, USA Copyright 2010, IADC/SPE Drilling Conference and ExhibitionThis paper describes the application of particle size distribution principles for determining materials to be added to the mud system during

improve wellbore strength.

CASING DRILLING™

State of the Ar t

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Top Drives Sales & Rental / Tubular Services Proprietary & Conventional / CASING DRILLING™ / Completions / Accessories

©Tesco Corporation / October 2010

Tune in to a free live webcast October 28th at 9 am to

receive up-to-date information from Tesco Corporation

and their panel of experts, regarding upcoming trends and

recent successes of CASING DRILLING Technology.

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CASING DRILLING Webcast

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Title CASING DRILLING Application with Rotary Steerable and Triple Combo in New Deviated Wells in Cira Infantas FieldAuthors Edwin López and Pablo Bonilla/Occidental de Colombia; Alfredo Castilla/Halliburton; Javier Rincón/TESCO Source SPE Annual Technical Conference and Exhibition, 19-22 September 2010, Florence, Italy Copyright 2010. Society of Petroleum Engineers

moved from being a new technology to one that is now recognized as a practical method of solving particular drilling problems, optimizing conventional drilling processes and consequently reducing drilling costs.