GEOSCIENCES
Gene Kliewer - Houston
Kosmos, Tullow order Ghana rock physics services
Kosmos Energy and Tullow have contracted Rock Solid Images to provide rock physics-driven, reservoir property inversion services for an appraisal and development drilling campaign in Jubilee field offshore the Republic of Ghana.
“It has been an immensely satisfying experience to have collaborated with Kosmos Energy and Tullow’s world-class exploration teams since 2003,” says Gareth Taylor, Rock Solid Images senior vice president. “We are especially delighted that our rock physics and seismic inversion services have contributed, in part, to the discovery of one of West Africa’s largest oil fields, the Jubilee field, offshore Ghana, and that we have been chosen to assist with the delineation and development of the field.”
Two scientific cruises to map arctic seafloor
The US Extended Continental Shelf Task Force, chaired by the Department of State, plans two arctic cruises by the US Coast Guard Cutter Healy this summer, one of which will be conducted in collaboration with the government of Canada. The cruises are part of an interagency effort to collect scientific data about the continental shelf and oceanic basins in the arctic.
The first cruise, under way from Barrow, Alaska, and scheduled to end Sept. 5, employs an echo sounder to collect data for a 3D map of the arctic seafloor in the Chukchi Cap. This cruise is led by the University of New Hampshire’s Joint Hydrographic Center, with support from the National Oceanic and Atmospheric Administration.
The second cruise, scheduled for Sept. 6 to Oct. 1 also from Barrow, will be in cooperation with Canada. The Healy is to map the seafloor and also to create a straight and open path through the ice, while the Canadian icebreaker Louis S. St. Laurent follows and collects multi-channel seismic reflection and refraction data aimed at determining the thickness of sediment.
This collaboration aims to help define the continental shelf in the Arctic Ocean. The US Geological Survey leads the expedition for the U.S., while Natural Resources Canada leads the Canadian team.
In addition to the US Department of State acting as chair, participants in the Extended Continental Shelf Task Force include the Executive Office of the President, the National Oceanic and Atmospheric Administration, the US Geological Survey, the US Coast Guard, the National Science Foundation, the Joint Chiefs of Staff, the US Navy, the Department of Energy, the Environmental Protection Agency, the Minerals Management Service, and the Arctic Research Commission.
This is the fourth summer that the US has collected data in the arctic in support of defining the limits of its extended continental shelf (the portion of the continental shelf beyond 200 nautical miles (230 mi [370 km]), where a coastal nation has sovereign rights over natural resources). This data, most of which will be released to the public also, will provide greater scientific insight into relatively unexplored regions of the ocean.
Onboard seismic processing comes to Libya
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Volume 68 Issue 9
September 2008