ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,843, issued on Feb. 10, was assigned to Instituto Mexicano del Petroleo (Mexico City).
"Random acrylic terpolymers of controlled molecular mass employed in the destabilization of W/O simple and/or O/W/O complex emulsions in crude oils" was invented by Cesar Andres Flores Sandoval (Mexico City), Flavio Salvador Vazquez Moreno (Mexico City), Patricia Perez Romo (Mexico City), Gerardo Zavala Olivares (Mexico City), Citlally Janinne Vargas Martinez (Mexico City), Gerardo Nicolas Rodriguez Araujo (Mexico City), Geanine Lisbeth Manobanda Navas (Mexico City), Metzil Corona Estrada (Mexico City), Carlos David Rodriguez Araujo (Mexico City), Hector Alejandro Aranda Hernandez (Mexico City) ...