ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,213, issued on Oct. 7, was assigned to SABIC GLOBAL TECHNOLOGIES B.V. (Bergen op Zoom, Netherlands).
"Reactor tube assembly" was invented by John Joseph Anderson (Mount Vernon, Ind.) and Subramanian Brahmadathan Swernath (Bengaluru Karnataka, India).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a reactor tube assembly comprising a reactor tube having a tube length and an inner surface, at least two tubular inserts each having an insert length and comprising i) a shell having an exterior portion at least partially contacting the inner surface of the reactor tube and ii) at least one fin projecting from the shell in a r...