ALEXANDRIA, Va., March 24 -- United States Patent no. 12,582,955, issued on March 24, was assigned to Schlumberger Technology Corp. (Sugar Land, Texas).

"Method and design of heat effective rotated packed bed" was invented by Roman Alexandrovich Skachkov (Rosharon, Texas) and Shahnawaz Hossain Molla (Cambridge, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments presented provide for a method and design of heat effective rotated packed beds wherein rotating packed bed technologies have heat transfer capabilities to enhance separation, absorbing and desorbing capabilities. Such beds are used in industries including heavy processing, chemical, petrochemical and pharmaceutical industries."

The pat...