US Patent Issued to Saudi Arabian Oil on March 31 for "Copolymers and terpolymers of post modified polyacrylates as efficient gas hydrate inhibitors" (Saudi Arabia, American Inventors)

ALEXANDRIA, Va., March 31 -- United States Patent no. 12,590,179, issued on March 31, was assigned to Saudi Arabian Oil Co. (Dhahran, Saudi Arabia).

"Copolymers and terpolymers of post modified polyacrylates as efficient gas hydrate inhibitors" was invented by Muhammad Imran Ul-haq (Dhahran, Saudi Arabia), Abdullah Al-Malki (Dammam, Saudi Arabia), Hassan Ali Al-Ajwad (Ras Tanura, Saudi Arabia) and Taras Y. Makogon (Hedwig Village, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Gas hydrate inhibiting compositions include random polymers prepared from polyacrylates. The random polymers include at least one acrylate ester monomer in combination with at least one amine functional monomer. Methods for synth...