ALEXANDRIA, Va., April 9 -- United States Patent no. 12,269,128, issued on April 8, was assigned to ESAB SEAH CORP. (Gyeongsangnam-do, South Korea).
"Stainless steel flux cored wire for manufacturing LNG tank" was invented by Hee Dae Im (Gyeongsangnam-do, South Korea), Chang Hyun Choi (Gyeongsangnam-do, South Korea) and Woong Kil (Gyeongsangnam-do, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a stainless steel flux-cored wire for manufacturing an LNG tank. From the stainless steel flux-cored wire, it is possible to obtain a weld metal having excellent tensile strength and impact value by adjusting the contents of Mn, Mo, and Cr. The stainless steel flux-cored wire is applicable to w...