ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,488,486, issued on Dec. 2, was assigned to SHELL USA INC..
"Method for estimating fluid saturation of a rock" was invented by Nishank Saxena (Houston), Faruk Omer Alpak (Houston), Amie Marie Hows (Houston), John Justin Freeman (Houston) and Bochao Zhao (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a method for estimating fluid saturation of a hydrocarbon-bearing rock from a rock image. The image is segmented to represent either a pore space or solid material in the rock. An image pore volume is estimated from the segmented image, and a corrected pore volume is determined to account for the sub-resolution pore volu...