4D seismic as a method for characterizing fracture network and fluid distribution in unconventional reservoir

A method of characterizing a subterranean formation using a plurality of seismic acquisitions includes obtaining a first seismic acquisition of the subterranean formation, wherein the first seismic acquisition is a baseline survey. Injecting a gas fluid into the subterranean formation, wherein the g...

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Hauptverfasser: MUTORU, Jane W, WHEELER, Thomas J, KEYS, Robert G, FISSELL, Mark J, JURICK, Dana M
Format: Patent
Sprache:eng
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Zusammenfassung:A method of characterizing a subterranean formation using a plurality of seismic acquisitions includes obtaining a first seismic acquisition of the subterranean formation, wherein the first seismic acquisition is a baseline survey. Injecting a gas fluid into the subterranean formation, wherein the gas fluid at least partially fills a portion of a fracture network of the subterranean formation. Obtaining a second seismic acquisition of the subterranean formation. Calculating a time-lapse difference in the plurality of seismic acquisitions.