ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,240, issued on April 7, was assigned to SHELL USA INC. (Houston).
"Process for the production of ethylene oxide" was invented by John Robert Lockemeyer (Houston) and Randall Clayton Yeates (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "An ethylene oxide (EO) production process for the epoxidation of ethylene comprising: contacting an inlet feed gas with a catalyst having a fluoride-mineralized alpha-alumina carrier, silver, a rhenium promoter, and one or more alkali metal promoters. At a cumulative EO production cumEO1 of at least 0.2 kton EO/m3 catalyst, the process is operating at a reaction temperature T1 and with the inlet feed gas havi...