Patents Examined by Lesanework Seifu
  • Conversion of crude oil to aromatic and olefinic petrochemicals
    Patent number: 10844296
    Abstract: A system includes a hydroprocessing zone configured to remove impurities from crude oil; a first separation unit configured to separate a liquid output from the hydroprocessing zone into a light fraction and a heavy fraction; an aromatic extraction subsystem configured to extract aromatic petrochemicals from the light fraction; and a pyrolysis section configured to crack the heavy fraction into multiple olefinic products.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: November 24, 2020
    Assignee: Saudi Arabian Oil Company
    Inventors: Raed Abudawoud, Thamer Mohammad, Alberto Lozano Ballesteros, Essam Al Sayed