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Oil/gas industry needs more organized anti-corruption effort, expert says

Posted on 18 November 2008 in 2008, Global and Regional Markets, November/December

Rig markets are no longer local. As the global economy and operators’ drilling programs dictate, more and more drilling contractors are finding themselves going into unfamiliar countries with unfamiliar cultures and business practices…

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Ensign: Bureaucratic obstacles complicate moving of highly automated rigs into Australia

Posted on 18 November 2008 in 2008, Global and Regional Markets, November/December

In 2007, in order to meet client demands for high-specification, fast-moving rigs with improved safety and minimal environmental impact, Ensign Energy Services decided to deploy two Automated Drilling Rigs (ADR) from Canada to Australia…

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Next-generation perforating system enhances testing, treatment of fracture stimulated wells

Posted on 18 November 2008 in 2008, Completing the Well, November/December

Ineffective perforation can adversely affect the completion of fracture stimulated wells in several ways. If the interval is to be tested prior to fracturing, a clean connection to the formation is required to facilitate meaningful data acquisition…

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New fracture model takes into consideration load history, temperature, Poisson’s effect

Posted on 18 November 2008 in 2008, Completing the Well, November/December

The fracture equation used in the oil and gas industry is derived from the Kirsch equation for the hoop stress. Due to its simplicity, it is almost exclusively used for prediction of fracture initiation pressures. However, it is not useful for analysis of load history…

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Many factors are involved to properly size mud gas separator, or gas buster, systems

Posted on 18 November 2008 in 2008, Drilling It Safely, November/December

A Mud Gas Separator (MGS), or gas buster, is common on most drilling rigs throughout the world. The MGS is used to separate wellbore gas from the drilling fluid while circulating out a kick or circulating any gas present in drilling fluids during drilling or workover operations…

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To avoid well control events, 21st-century drilling teams must recognize, repair system instability

Posted on 18 November 2008 in 2008, Drilling It Safely, November/December

Well control deals with the detection of hydrostatic instability within the wellbore. The success of well control rests on three actions…

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Simplifying MPD: Historical, manual methods to control annular pressure can be effective

Posted on 18 November 2008 in 2008, Innovating While Drilling, November/December

Managed Pressure Drilling (MPD) has gained widespread popularity and a great deal of media coverage in recent years…

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2009 chairman profile: Maersk Drilling’s Claus Hemmingsen

Posted on 18 November 2008 in 2008, Features, IADC: Global Leadership, Global Challenges, November/December

In 1981, Claus V Hemmingsen, born and raised just outside of Copenhagen, was fresh out of high school and had no inkling what he wanted to do or where to begin his career…

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Chairman’s editorial

Posted on 18 November 2008 in 2008, IADC: Global Leadership, Global Challenges, November/December

As I write this editorial, we are in the midst of the biggest one-week stock market melt-down since the Great Depression…

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Wirelines

Posted on 18 November 2008 in 2008, IADC: Global Leadership, Global Challenges, November/December

The State of New York’s Department of Environmental Conservation held a hearing on 16 October in New York City to consider the merits of hydraulic fracturing operations in the Marcellus Shale formation…

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