ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,471, issued on Oct. 28, was assigned to UNITED ARAB EMIRATES UNIVERSITY (Al-Ain, United Arab Emirates).
"Electrochemical device and method for simultaneous detection and recovery of metals ions from wastewater" was invented by Afzal Shah (Islamabad) and Iltaf Shah (Al Ain, United Arab Emirates).
According to the abstract* released by the U.S. Patent & Trademark Office: "There is disclosed a metal ion detection device, comprising a working electrode on which a droplet of the solution sample is placed, a counter electrode; and a reference electrode, wherein a droplet of a pH indicator solution is further placed on the working electrode surface after drying the working electrode sur...