October 2003

Drilling advances

Rotary steerable slimhole system. Schlumberger Oilfield Services has signed a contract with Shell UK Ltd. and BP Exploration Operating Co. Ltd. to develop a rotary steerable system for slimhole drilling and through-tubing rotary drilling (TTRD) applications. It says that, with the push to maximize production from mature reservoirs where drilling targets are becoming smaller and smaller, it had to find a way of reducing drilling costs and sidetracking from an existing but obsolete well – TTRD is a good way of doing that.

Please Log IN view this article.

Not yet a subscriber? For just $149/year, you can claim unlimited access to World Oil's content.*

Each subscription includes: 

  • Unlimited access to all content on WorldOil.com
  • Exclusive drilling forecast data, by state, country and region
  • State-by-state results from the survey of U.S. operators
  • Updated producing oil and gas well figures, by state
  • Exclusive access to World Oil's conference presentations
  • Proprietary data tables covering casing, tubing, drill bits and fluids
  • Exclusive World Oil maps (published three times per year)
  • Daily coverage of industry news and developments\
  • Industry whitepapers, webcasts, videos and supplements.

Start your subscription today! 



*Access will be granted the next business day.
Connect with World Oil
Connect with World Oil, the upstream industry's most trusted source of forecast data, industry trends, and insights into operational and technological advances.