US Patent Issued to Chevron Phillips Chemical on Sept. 23 for "Systems and methods for chromium catalyst activation" (Oklahoma, Texas Inventors)

ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,331, issued on Sept. 23, was assigned to Chevron Phillips Chemical Co. LP (The Woodlands, Texas).

"Systems and methods for chromium catalyst activation" was invented by Max P. McDaniel (Bartlesville, Okla.), Zhihui Gu (Kingwood, Texas), Ted H. Cymbaluk (Seabrook, Texas), Anand Ramanathan (Bartlesville, Okla.), Julian Abrego (Pasadena, Texas), Taryn Huber (Pasadena, Texas), Ravindranath Koyyalagunta (Pasadena, Texas), Marlon L. Jordan (Pasadena, Texas) and David W. Dockter (The Woodlands, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Processes for producing activated chromium catalysts such as chromium/silica catalysts and titanated chromium/...