ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,607, issued on Feb. 10, was assigned to FORMULA FLUID SYSTEMS LTD. (Calgary, Canada).
"Treatment of produced water" was invented by Kyle Greene (Carmangay, Canada), Steven Paul Baerg (Hythe, Canada) and Jason Clemett (Calgary, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of treating contaminated water that has ferrous ions and at least one additional mineral in solution includes the steps of: adding a sufficient quantity of a caustic agent to the contaminated water to achieve a basic pH, and adding oxygen to the contaminated water to achieve a molar ratio of oxygen to ferrous iron of at least 1:10. The pH and the oxygen concentrati...