Page 5: of Offshore Engineer Magazine (May/Jun 2013)

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Contents

May 2013

GeoloGy & Geophysics 51 Full stream ahead

Dolphin Geophysical wants to double its feet and market share. Meg Chesshyre chats with CEO Atle Jacobsen and his team.

DrillinG & completions 54 New drilling fuid offers environmental advantages

Environmental regulation makes drilling fuid selection increasingly diffcult. Dr. James Gaertner of Vichem describes a new water-based mud that balances performance and compliance.

enGi neerinG, construction & installation 38 xx 58 Single independent risers offer a simple, reliable cover Story and cost-effective system

The single independent riser concept allows a steep wave

Global Deepwater review confguration where buoyancy is distributed or continuous

Encouraged by attractive oil prices, companies through the curve. François Lirola and François-Régis are ramping up deep and ultra-deepwater

Pionetti of Saipem provide details.

exploration. New developments are underway off Africa, Asia Pacifc, Europe, Middle East, 62 A change in approach and North and South America. Jeannie Stell

Hyundai Heavy Industries and Fred. Olsen Energy are showcases projects beyond 1500ft.

implementing DNV’s ISDS class notation for integrated software dependent systems on the Bollsta Dolphin newbuild semisubmersible. Stakeholders discuss expectations and challenges.

On the cOver 64 Decommissioning–a view from the Southern

Required reading for the Global Oil & Gas Industry since 1975 oedigital.comoedigital.comoedigital.com

W W W north Sea conference

The offshore oil & gas

Rhino XC

ON-DEMAND HYDRAULICALLY

ACTUATED REAMER

Innovating and doing things differently could save over

MAY 2013 oedigital.com Global Deepwater Review New Vessels Brazil Offshore industry uses massive

DECOMMISSIONING RESERVOIRS RESERVOIRS RISERS DECOMMISSIONING RESERVOIRS

Lowering North Sea costs 64 for buoyancy 58 PRM value proposition 68

Glass bubbles SeismicSeismic £100 million in decommissioning cost, according to one equipment to reach

Offshore

Affairs operator’s estimate. Elaine Maslin shares other operator deep into the ocean to 108

Global Deepwater 38

MV Pieter Schelte

Brazilian Infrastructure 122 • • insights.

develop reservoirs.

Clockwise from lower pr oDu ction operations

May 2013 left: Pieter Schelte a

Reliable, on-demand reaming twin-hull, heavy-lift pipelay vessel for efficient borehole enlargement.

Offshore Engineer • 68 Changing the PRM value proposition

Only the self-contained