American Oil and Gas Reporter - April 2015 - 143

Offer Speed And Durability
In Demanding Applications
By Colter Cookson

The development of drill bit technology moves at a rapid pace, responding to

the evolving needs of an industry focused on drilling deeper targets and longer

laterals more efficiently and safely than ever. Every time oil and gas companies

encounter a new operational challenge or seek to take drilling performance to a
new level, bit designers hit the drawing board to engineer next-generation solutions

for a diverse range of applications, from drilling 30,000-foot subsalt wells in the

deepwater Gulf of Mexico to drilling out multistage fracture plugs in extendedreach horizontals in the hills of Appalachia.

Whatever the target reservoir, the success of any bit design can be measured in

three words: steerability, durability and speed. By leveraging advances in modeling

and simulation technology, designers are delivering these hallmarks of efficiency

in some of the industry's most challenging applications.

In many cases, the effort to maximize efficiency involves pushing the

performance of hybrid bits to new heights. Refined hybrids are setting benchmarks

in demanding carbonate formations such as those in the Permian Basin, and in
complex geologies such as those in California. Meanwhile, PDC bits are using

novel cutting structures and tough materials to improve drilling speeds and
distances across the United States.

APRIL 2015 143



American Oil and Gas Reporter - April 2015

Table of Contents for the Digital Edition of American Oil and Gas Reporter - April 2015

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