US Patent Issued to Saudi Arabian Oil on March 25 for "Bi-phase (Scott-T) transformer double voltage AC electrostatic coalescer" (Saudi Arabia Inventors)

ALEXANDRIA, Va., March 26 -- United States Patent no. 12,257,531, issued on March 25, was assigned to Saudi Arabian Oil Co. (Dhahran, Saudi Arabia).

"Bi-phase (Scott-T) transformer double voltage AC electrostatic coalescer" was invented by Simone Mulas (Dhahran, Saudi Arabia) and Pier Domini (Abqaiq, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electrostatic coalescer apparatus for separating water from a crude oil emulsion comprises a vessel housing having a cavity, an inlet for receiving a crude oil emulsion and outlets for water and purified crude oil. First and second pairs of electrodes are positioned in the vessel cavity. A first Scott-T transformer circuit is coupled to the first pai...