Optics enter seismic's fourth dimension

Gaston, Graham
December 2007
Offshore;Dec2007, Vol. 67 Issue 12, p44
Trade Publication
The article reports on the installation by Weatherford International Ltd. and the operator of Clarion, the first offshore permanent in-well optic seismic system in the world, at the operator's injector well situated in the Valhall field. Clarion utilizes advanced optical multiplexing based on Bragg grating technology and is equipped with sensitive, multicomponent miniature optical accelerometers to improve the operator's permanent ocean-bottom seismic system. Also cited are the issues' implications for offshore field drilling, development and completion.


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