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completed for Shell earlier this

Fourth-quarter year off the west utilization coast of South

During 4Q 2012, Dolphin’s main

Africa, using focus was to follow through the Polar a strong backlog with 100%

Duchess coverage for the quarter. The in a restricted

Seismic Vessels company obtained the traditionally weather window of high North Sea summer rates for only four months. The Duchess towed a record-breaking, very wide the quarter in other geographical spread – eight streamers, 8km long, relevant in the UK sector of the regions like Africa and South separated by 200m, constituting North Sea.”

America with Shell, Statoil, and a moving width of 1.4km of The deep, fat cable used

ONGC.

equipment and covering a surface by SHarp makes it easier to Afer mobilizing from Lebanon, area of 11.2 sq km. perform amplitude analysis worked on a high-

Polar Duke The survey was completed a week (AVO), pre-stack inversion, and pro?le, 12-streamer survey ahead of schedule, and during the reservoir characterization, all for Statoil off Tanzania. The survey Dolphin had 87% ‘golden powerful methods for detecting (pictured below)

Polar Duchess days’ – defned by Shell as any hydrocarbons. AVO and inversion relocated to South Africa after day that has no HSE or technical are well-known techniques, a short yard stay in Stavanger, interruptions. but by increasing the seismic preparing for a record, wide-tow Dolphin has a strong multi-client bandwidth, SHarp is said to provide focus. It invested close to both a higher defnition image con?guration for Shell in South $60 million in multi-client projects and, crucially, a more accurate

Africa, which has now been in 2012 and is planning to invest description of the rocks and fuids completed. The

Artemis Arctic $50-70 million this year. The initial prior to drilling. ?nished acquisition for ONGC focus is on the Barents Sea, the Williams describes the processing in Colombia last November and central North Sea, West Africa, and package as the only seismic mobilized to northwest Africa for a

Brazil. processing package written and project off Morocco.

Johansen is optimistic about the developed for the 21st century.

The completed Artemis Atlantic market, and predicts continuing “By combining acquisition and the full North Sea season contract growth of typically 8-10% on the processing, SHarp is at the high-end with the Norwegian Petroleum rate side. In 2011, the rates were of the seismic technology market.

Directorate in mid-October. It then $200,000-220,000/day for the Some increase in bandwidth can had a short project preparation big boats, 2012 produced rates of be achieved using just processing, yard-stay, before transiting to $250,000-280,000/day and this year but to obtain the full beneft, capacity is being booked more than the acquisition method must be

South Africa for a contract with $300,000. Dolphin already has $150 updated as well. But it is the added

Anadarko. The was Polar Explorer million backlog going forward. capability of AVO and inversion, used to acquire a new phase of that really sets SHarp apart,” says seismic for Dolphin’s joint NWAAM

SHarp broadband Williams.

multi-client survey off Mauritania.

Dolphin Geophysical is to extend Dolphin says SHarp’s enhanced

Dolphin decided not to exercise its 3D multi-client survey in the low and extended high frequencies the option to extend the charter

UK sector of the North Sea this (2Hz to 100Hz) provide greater for the 2D vessel by a further year year. The survey, which started penetration and higher resolution. and it was redelivered to the ship in 3Q 2012, is the company’s frst The extra octave at low frequency owner last December.

commercial project employing its enables imaging of subsalt, sub-

SHarp broadband seismic method. basalt and deep targets, for which

Chief geophysicist, Dr Gareth standard seismic methods are

Williams, says: “Broadband seismic insuffcient. It is also compatible gives oil companies a much better with 4D. understanding of the subsurface, With no special equipment which signifcantly reduces drilling required, all of Dolphin’s vessels are risk. capable of using SHarp. Processing That reduction of risk makes begins onboard the vessels and is smaller felds in mature areas more completed at its UK processing economic, which is particularly center in Tunbridge Wells.

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