Petrobras commissions record 3D OBN survey offshore Brazil

July 19, 2017
Petrobras has contracted CGG to process seismic data from a 3D ocean bottom node survey covering a full-fold area of 2,180 sq km (842 sq mi) in the deepwater Santos basin.

Offshore staff

MASSY, France – Petrobras has contracted CGG to process seismic data from a 3D ocean bottom node (OBN) survey covering a full-fold area of 2,180 sq km (842 sq mi) in the deepwater Santos basin.

This will be the largest node survey ever acquired and processed in the industry, CGG claimed.Seabed Geosolutions, the company’s joint venture with Fugro, will perform data acquisition.

CGG will process the OBN data set at its Rio de Janeiro Subsurface Imaging Center, said to have the largest computer capacity in the region.

CEO Jean-Georges Malcor said the company won the contract because of its geological knowledge of the Santos basin and proven techniques for OBN processing. OBN surveys are one option at present for acquiring full-azimuth data offshore Brazil, he added, “and we will work closely with Seabed Geosolutions to deliver the best images of the subsurface…”

07/19/2017