ALEXANDRIA, Va., June 2 -- United States Patent no. 12,644,372, issued on June 2, was assigned to SCHLUMBERGER TECHNOLOGY Corp. (Sugar Land, Texas).
"Automated cement quality evaluation" was invented by Xin Zhao (Beijing), Jiankun Yang (Beijing), Hong Zhi Guo (Beijing), Kamaljeet Singh (Bucharest, Romania), Mohamed Aiman Ali Fituri (Bucharest, Romania), Thanh Nhan Nguyen (Clamart, France), Yan Hua Zhang (Beijing), Sheng Huang (Beijing) and Hongmei An (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for determining and classifying a quality of cement in a wellbore includes receiving input data. The input data is captured by one or more acoustic logging tools in the wellbore. The method also in...