US Patent Issued to Kellogg Brown & Root on Aug. 4 for "Integrated stabilizer in deisobutanizer for isomerization of hydrocarbons and product separation" (Russian Inventors)

ALEXANDRIA, Va., Aug. 5 -- United States Patent no. RE50,978, issued on Aug. 4, was assigned to Kellogg Brown & Root LLC (Houston).

"Integrated stabilizer in deisobutanizer for isomerization of hydrocarbons and product separation" was invented by Mikhail Andreevich Suprunov (Saint-Petersburg, Russia), Oleg Valerievich Gliazov (Saint-Petersburg, Russia), Dmitry Nikolaevich Shalupkin (Saint-Petersburg, Russia), Andrei Aleksandrovich Kamanovskii (Saint-Petersburg, Russia), Nikolai Vladimirovich Litvinenko (Saint-Petersburg, Russia) and Sergey Yurievich Devyatkov (Saint-Petersburg, Russia).

According to the abstract* released by the U.S. Patent & Trademark Office: "An isomerization method consists of a deisobutanizer column receives feed comp...