ALEXANDRIA, Va., July 23 -- United States Patent no. 12,364,262, issued on July 22, was assigned to Dow Global Technologies LLC (Midland, Mich.).
"Water based semi-synthetic metal working fluid composition containing an aminopropenediol" was invented by Qi Jiang (Shanghai) and Xue Chen (Manvel, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention describes a water-based metal working fluid comprising a base oil, an organic acid, optionally emulsifiers, a concentrate additive, water and a microbial growth control agent which comprises an aminopropanediol."
The patent was filed on March 31, 2022, under Application No. 18/723,773.
*For further information, including images, charts and ta...