ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,455,395, issued on Oct. 28, was assigned to SCHLUMBERGER TECHNOLOGY Corp. (Sugar Land, Texas).

"Estimation of hydraulic fracture geometry using deeplook crosswell electromagnetics" was invented by Shubham Mishra (Lucknow, India), Vinil Kumar Reddy Mukku (Navi Mumbai, India) and Philippe Enkababian (Abu Dhabi, United Arab Emirates).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method to estimate and model all or at least two parameters of hydraulic fracture geometry in predominantly horizontal or nearly horizontal wells, by use of inter-well electromagnetic recordings. In aspects, resistivity of the fracturing fluid is used in the modeling process."

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