June 2006 ///

Special Focus

Combined UBD and drilling with casing lends innovation to unique conditions

For new wells in mature fields featuring stratified pressure regimes, including CO 2, a combination of underbalanced drilling and drilling with casing has proved successful.

Designing limited-entry fracture completions for horizontal wells

A combination of perforation design and acid soluble cement improves the performance of limited-entry fracturing as an effective stimulation method.

Multilaterals and intelligent well systems applied to a mature field

Successful application of multilaterals and intelligent well systems by Petroleum Development Oman onshore shows that the technology is not just meant for deepwater subsea wells.


Petroleum Technology Digest: CT drilling takes off in Niobrara play in Colorado and Nebraska

Able to reduce costs while improving performance, the practice of drilling shallow gas wells with a coiled tubing rig should gain favor rapidly among operators.

Seismic source offerings provide options for operators

Has everything really been tried? Considering the whole acquisition package, what's old might be worth another look.

Special Report

World Oil's Fluids Guide 2006

Exclusive annual listing shows trade names, generic descriptions, recommended usage and suppliers of more than 2,400 fluid system additives for drilling, completions and workovers.


Drilling advances

Systematic thinking tunes rig

Editorial Comment

EOR - Not sexy, but it works

International Politics

High prices do not guarantee Middle Eastern prosperity

What's new in production

Sakhalin showing its promise

What's new in exploration

High-speed mountains; AUV seismic

News & Resources

Companies in the news


Acquisitions, mergers, ventures and other company news

Industry at a glance

OPEC’s revised world oil demand growth figure for 2006 was trimmed down to 1.4 million bpd.

New products


New product and service offerings from company press releases.

People in industry


Personnel changes and promotions in the petroleum industry

World of Oil

International news in the oil and gas industry.