ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,728, issued on Feb. 10, was assigned to SHELL USA INC. (Houston).

"Electrically heated reactor, a furnace comprising said reactor and a method for gas conversions using said reactor" was invented by Govert Gerardus Pieter Van Der Ploeg (Amsterdam).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electrically heated reactor is a tube surrounded by electrical heating means having radiative sheeting placed coaxially with regard to the reactor tube. The surface area of the sheeting facing the outer surface area of the reactor tube defines an inner surface area covering at least 60% of the reactor tube outer surface area. The distance between the reactor...