ALEXANDRIA, Va., May 12 -- United States Patent no. 12,623,907, issued on May 12, was assigned to Molten Industries Inc. (Oakland, Calif.).

"Carbon separation and removal from molten media" was invented by Brett Parkinson (Goleta, Calif.), Andrew Caldwell (Goleta, Calif.) and Samuel Shaner (Goleta, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A reaction system comprises a reactor vessel, a secondary vessel, a transfer line providing fluid communication between the reactor vessel and the secondary vessel, a return line providing fluid communication between the secondary vessel and the reactor vessel, a filter disposed within the secondary vessel, and at least one freeze plug valve disposed within the...