The risks associated with placing complex open hole completions across the reservoir are increasing. Deep Casing Tools’ Mark Presslie explains why and describes how a new tool assists the first-time placement of liners or completions.--Over the past two decades…
Fracturing fluid additivesRelease of the new OpenFrac family of hydraulic fracturing fluid additive systems was announced by Schlumberger last month. The additive systems can be used for fracturing-stimulation treatments, including applications in challenging…
BP in late August was in the final stages of permanently plugging the deepwater Gulf of Mexico Macondo exploration well, which spilled nearly 5 million barrels of oil between the 20 April blowout that destroyed the Deepwater Horizon rig and mid-July…
OE ’s analysis of current rig market data is updated monthly using statistics provided by Rigzone.comWorldwide utilization for the mobile offshore drilling fleet continues to hover in the 74-76% range. The recent softness seen in utilization…
Shell's solution for dealing with the heavy oil at the low-energy BC-10 concession offshore Brazil – caisson separator electrical submersible pumps - is working ‘outstandingly' well according to the field's project manager. Jennifer Pallanich…
The pre-salt Tupi field may claim most of the interest when it comes to oil activity offshore Brazil, but plenty is going on along the large country's coastline. In the last two months, Petrobras has brought online two fields, updated its files…
For more than 20 years, the UK’s Civil Aviation Authority has led various initiatives to reduce the risks to helicopters operating to moving platforms in the North Sea. Dr Athena Scaperdas and Dr Paul Gallagher of Atkins describe one such project which looks at helicopter on-deck safety…
Conventional solids control methods are inadequate to manage low-gravity solids smaller than 8-10 microns. M-I Swaco’s Rich Cook discusses a new solution, recently successfully employed in West Africa, that helps manage these solids while keeping excess rig space to a minimum…
Andrew McBarnet suggests that the major marine seismic players are favourites to win in a crowded market.You would never realise it from the current crop of financial results and muted forward-looking statements from CEOs of marine seismic vessel operators…
Cape Wind clears another hurdleAnother challenge to its long-delayed quest to become the US’s first offshore wind farm was successfully fought off by Cape Wind as federal regulators in August upheld an earlier decision that said the project posed no threat to airways…
When the ideal coiled tubing string for a sleeve-shifting operation was too heavy for the platform crane, the string was split and then rejoined offshore. BJ Services’ Godwin Effiong and Greg Dean explain how they kept the job safe.Efficiency…
Finally, some sanity has surfaced in Europe on the subject of climate change and it is from a real scientific heavyweight to boot. Rarely have I found a book* so elegantly simple and yet compelling. Christian Gerondeau, a very well known French scientist and engineer…
The six-month US moratorium on deepwater drilling following the Deepwater Horizon tragedy, along with tougher regulations and higher liability costs likely to follow, could put the squeeze on independent operators in the Gulf of Mexico. Russell McCulley talks to one company that's pushing back…
A new world benchmark for hydraulic skidding was established this June in Geoje-Si, South Korea, with the loadout of the 19,400t deck for an Arctic class semisubmersible destined eventually to serve on Russia’s Shtokman gas field. David Morgan reports…
Drilling at the Peró and Ingá prospects in block BM-C-40 and the Santa Helena prospect in BM-C-31 has turned up hits for Brazilian relative newcomer OGX. The operator has been focusing on shallow water opportunities (OE April) and has exploratory…